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Women's Rain Jackets

(105 products)
Products (105)
Sort: Best Match
    REI Co-opTrailmade Rain Jacket - Women's
    $69.95
    131 reviews with an average rating of 4.4 out of 5 stars
    Back Length:
    26 in.
    Size Type:
    Regular, Plus
    Features:
    Waterproof
    REI Co-opRainier Rain Jacket - Women's
    $99.95
    149 reviews with an average rating of 4.0 out of 5 stars
    Back Length:
    28 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    HydroWall
    Features:
    Waterproof
    Packable
    PatagoniaTorrentshell 3L Jacket - Women's
    $179.00
    166 reviews with an average rating of 4.4 out of 5 stars
    Size Type:
    Regular, Plus
    Features:
    Waterproof
    Packable
    REI Co-opRainier Long Line Rain Jacket - Women's
    $139.00
    103 reviews with an average rating of 3.9 out of 5 stars
    Back Length:
    34.75 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    HydroWall
    Features:
    Waterproof
    Packable
    Top Rated
    REI Co-opXeroCloud 3L Rain Jacket - Women's
    $189.00
    19 reviews with an average rating of 4.7 out of 5 stars
    Back Length:
    27.25 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    HydroWall
    Features:
    Waterproof
    Packable
    Top Rated
    CotopaxiCielo Rain Trench Jacket - Women's
    $200.00
    170 reviews with an average rating of 4.7 out of 5 stars
    Back Length:
    33.5 in.
    Size Type:
    Regular
    Features:
    Waterproof
    Top Rated
    Outdoor ResearchAspire 3L Jacket - Women's
    $249.00
    15 reviews with an average rating of 4.8 out of 5 stars
    Back Length:
    28 in.
    Size Type:
    Regular, Plus
    Features:
    Waterproof
    Top Rated
    The North FaceAntora Rain Hoodie - Women's
    $120.00
    217 reviews with an average rating of 4.6 out of 5 stars
    Back Length:
    22.6 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    DryVent
    Features:
    Waterproof
    Packable
    Top Rated
    REI Co-opXeroCloud 3L Long Rain Jacket - Women's
    $199.00
    8 reviews with an average rating of 4.5 out of 5 stars
    Back Length:
    32.75 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    HydroWall
    Features:
    Waterproof
    Packable
    Top Rated
    ColumbiaSweet Creek II Lined Rain Jacket - Women's
    $100.00
    25 reviews with an average rating of 4.8 out of 5 stars
    Back Length:
    29 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    Omni-Tech
    Features:
    Waterproof
    CotopaxiImpermeo 3L Hooded Shell Jacket - Women's
    $225.00
    3 reviews with an average rating of 5.0 out of 5 stars
    Back Length:
    28 in.
    Size Type:
    Regular
    Features:
    Waterproof
    Packable
    Boulder GearStratus Rain Jacket - Women's
    $52.73
    Save 24%
    compared to  $70.00
    13 reviews with an average rating of 4.0 out of 5 stars
    Size Type:
    Regular, Plus
    Features:
    Packable
    REI OUTLET
    Top Rated
    Free CountryX20 Waterproof Rain Jacket - Women's
    $62.73
    Save 30%
    compared to  $90.00
    66 reviews with an average rating of 4.7 out of 5 stars
    Back Length:
    26 in.
    Size Type:
    Regular, Plus
    Features:
    Waterproof
    REI OUTLET
    The North FaceAlta Vista Rain Jacket - Women's
    $140.00
    177 reviews with an average rating of 4.5 out of 5 stars
    Back Length:
    27 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    DryVent
    Features:
    Waterproof
    Packable
    KUHLStretch Voyagr Trench Jacket - Women's
    $219.00
    1 reviews with an average rating of 5.0 out of 5 stars
    Back Length:
    35 in.
    Size Type:
    Regular
    Features:
    Waterproof
    Top Rated
    CotopaxiCielo Rain Jacket - Women's
    $145.00
    295 reviews with an average rating of 4.7 out of 5 stars
    Back Length:
    27.5 in.
    Size Type:
    Regular, Plus
    Features:
    Waterproof
    REI Co-opTeris GTX Rain Jacket - Women's
    $249.00
    7 reviews with an average rating of 4.3 out of 5 stars
    Back Length:
    29 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    GORE-TEX
    Features:
    Waterproof
    ColumbiaLillian Ridge II Jacket - Women's
    $80.00
    11 reviews with an average rating of 4.5 out of 5 stars
    Back Length:
    30 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    Omni-Shield
    Top Rated
    Free CountryX20 Waterproof Anorak - Women's
    $56.73
    Save 36%
    compared to  $90.00
    79 reviews with an average rating of 4.6 out of 5 stars
    Back Length:
    28 in.
    Size Type:
    Regular, Plus
    REI OUTLET
    Top Rated
    Outdoor ResearchStratoburst Stretch Rain Jacket - Women's
    $165.00
    25 reviews with an average rating of 4.7 out of 5 stars
    Back Length:
    28 in.
    Size Type:
    Regular, Plus
    Features:
    Waterproof
    Packable
    Top Rated
    The North FaceAntora Rain Parka - Women's
    $120.00
    393 reviews with an average rating of 4.6 out of 5 stars
    Size Type:
    Regular, Plus
    Featured Tech:
    DryVent
    Features:
    Waterproof
    Top Rated
    MarmotSuperalloy Bio Rain Jacket - Women's
    $109.73
    Save 37%
    compared to  $175.00
    7 reviews with an average rating of 4.7 out of 5 stars
    Back Length:
    27.5 in.
    Size Type:
    Regular
    Features:
    Waterproof
    Packable
    REI OUTLET
    The North FaceDaybreak Mid Rain Parka - Women's
    $175.00
    2 reviews with an average rating of 4.0 out of 5 stars
    Back Length:
    34.38 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    DryVent
    Features:
    Waterproof
    ColumbiaHikebound II Short Jacket - Women's
    $80.00
    1 reviews with an average rating of 5.0 out of 5 stars
    Back Length:
    23 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    Omni-Tech
    Features:
    Waterproof
    PatagoniaGranite Crest Rain Jacket - Women's
    $195.73
    Save 29%
    compared to  $279.00
    40 reviews with an average rating of 4.0 out of 5 stars
    Size Type:
    Regular
    Features:
    Waterproof
    Packable
    REI OUTLET
    Outdoor ResearchAspire 3L Trench Jacket - Women's
    $269.00
    16 reviews with an average rating of 4.0 out of 5 stars
    Back Length:
    36 in.
    Size Type:
    Regular, Plus
    Features:
    Waterproof
    Arc'teryxBeta Coat - Women's
    $600.00
    13 reviews with an average rating of 4.0 out of 5 stars
    Back Length:
    36 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    GORE-TEX
    Features:
    Waterproof
    MarmotPreCip Eco Pro Rain Jacket - Women's
    $119.73
    Save 25%
    compared to  $160.00
    19 reviews with an average rating of 4.3 out of 5 stars
    Back Length:
    28 in.
    Size Type:
    Regular
    Featured Tech:
    PreCip, VELCRO
    Features:
    Waterproof
    REI OUTLET
    The North FaceTerrain Vista 3L Pro Jacket - Women's
    $200.00
    3 reviews with an average rating of 4.7 out of 5 stars
    Back Length:
    27 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    DryVent
    Features:
    Waterproof
    Top Rated
    ColumbiaHikebound II Rain Jacket - Women's
    $80.00
    57 reviews with an average rating of 4.9 out of 5 stars
    Back Length:
    25 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    Omni-Tech
    Features:
    Waterproof
    Top Rated
    Arc'teryxBeta SL Jacket - Women's
    $500.00
    47 reviews with an average rating of 4.8 out of 5 stars
    Back Length:
    28 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    GORE-TEX, RECCO
    Features:
    Waterproof
    FjallravenStina Jacket - Women's
    $200.00
    25 reviews with an average rating of 4.4 out of 5 stars
    Size Type:
    Regular, Plus
    PatagoniaOutdoor Everyday Rain Jacket - Women's
    $249.00
    10 reviews with an average rating of 4.3 out of 5 stars
    Size Type:
    Regular, Plus
    Features:
    Waterproof
    PatagoniaBoulder Fork Rain Jacket - Women's
    $229.00
    2 reviews with an average rating of 4.5 out of 5 stars
    Size Type:
    Regular, Plus
    Features:
    Waterproof
    Mountain HardwearStretch Ozonic Jacket - Women's
    $137.93 - $230.00
    1 reviews with an average rating of 5.0 out of 5 stars
    Back Length:
    28 in.
    Size Type:
    Regular
    Features:
    Waterproof
    Packable
    Outdoor ProductsMultipurpose Poncho
    $35.00
    39 reviews with an average rating of 4.2 out of 5 stars
    Outdoor ProductsBackpacker Poncho
    $39.00
    42 reviews with an average rating of 3.7 out of 5 stars
    StioRollick Hooded Jacket - Women's
    $169.00
    1 reviews with an average rating of 2.0 out of 5 stars
    Back Length:
    29 in.
    Size Type:
    Regular
    Features:
    Waterproof
    Packable
    PatagoniaStorm Racer Jacket - Women's
    $299.00
    0 reviews
    Size Type:
    Regular
    Features:
    Waterproof
    Packable
    ColumbiaHere and There III Trench Jacket - Women's
    $120.00
    0 reviews
    Back Length:
    32 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    Omni-Tech
    Features:
    Waterproof
    PatagoniaGranite Crest Jacket - Women's
    $279.00
    40 reviews with an average rating of 4.0 out of 5 stars
    Size Type:
    Regular
    Features:
    Waterproof
    Packable
    ColumbiaBlossom Park Rain Jacket - Women's
    $90.00
    2 reviews with an average rating of 3.5 out of 5 stars
    Back Length:
    30 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    Omni-Tech
    Features:
    Waterproof
    RabDownpour Waterproof Jacket - Women's
    $125.00
    0 reviews
    Back Length:
    27.2 in.
    Size Type:
    Regular
    Featured Tech:
    Pertex
    Features:
    Waterproof
    The North FaceReign On Jacket - Women's
    $180.00
    0 reviews
    Back Length:
    24.375 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    DryVent
    Features:
    Waterproof
    FjallravenHC Hydratic Trail Jacket - Women's
    $275.00
    12 reviews with an average rating of 2.5 out of 5 stars
    Size Type:
    Regular
    Features:
    Waterproof
    VuoriPfeiffer Rain Jacket - Women's
    $248.00
    1 reviews with an average rating of 4.0 out of 5 stars
    Size Type:
    Regular, Plus
    Features:
    Waterproof
    ColumbiaBoulder Falls Jacket - Women's
    $160.00
    0 reviews
    Back Length:
    27 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    Omni-Tech
    Features:
    Waterproof
    RabFirewall Mountain Waterproof Jacket - Women's
    $240.00
    0 reviews
    Back Length:
    28.7 in.
    Size Type:
    Regular
    Featured Tech:
    Pertex
    Features:
    Waterproof
    FP MovementSingin' in the Rain Jacket - Women's
    $198.00
    2 reviews with an average rating of 5.0 out of 5 stars
    Size Type:
    Regular
    Features:
    Waterproof
    Packable
    Helly HansenKoster Rain Jacket - Women's
    $130.00
    0 reviews
    Back Length:
    25.6 in.
    Size Type:
    Regular
    Features:
    Waterproof
    The North FaceSummit Series FUTURELIGHT Papsura Jacket - Women's
    $350.00
    1 reviews with an average rating of 3.0 out of 5 stars
    Back Length:
    33.25 in.
    Size Type:
    Regular
    Featured Tech:
    FUTURELIGHT
    Features:
    Waterproof
    Packable
    FP MovementSingin' in the Rain Printed Jacket - Women's
    $228.00
    0 reviews
    Size Type:
    Regular
    Features:
    Waterproof
    Packable
    The North FaceSummit Series Torre Egger FUTURELIGHT Jacket - Women's
    $590.00
    0 reviews
    Back Length:
    27.75 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    FUTURELIGHT
    Features:
    Waterproof
    Mountain HardwearDry Times Hooded Jacket - Women's
    $250.00
    0 reviews
    Back Length:
    27 in.
    Size Type:
    Regular
    Featured Tech:
    Pertex
    Features:
    Waterproof
    Packable
    Top Rated
    Black DiamondHighline Stretch Shell Jacket - Women's
    $400.00
    8 reviews with an average rating of 4.6 out of 5 stars
    Back Length:
    27.25 in.
    Size Type:
    Regular
    Features:
    Waterproof
    Helly HansenMomentum 3-Layer Stretch Jacket - Women's
    $250.00
    0 reviews
    Back Length:
    26 in.
    Size Type:
    Regular
    Features:
    Waterproof
    Arc'teryxCoelle Shell Jacket - Women's
    $400.00
    5 reviews with an average rating of 4.4 out of 5 stars
    Size Type:
    Regular, Plus
    Featured Tech:
    GORE-TEX
    Features:
    Waterproof
    Packable
    Arc'teryxBeta Jacket - Women's
    $400.00
    11 reviews with an average rating of 4.5 out of 5 stars
    Size Type:
    Regular, Plus
    Featured Tech:
    GORE-TEX, RECCO
    Features:
    Waterproof
    The North FaceDryVent Mono Mountain Short Jacket - Women's
    $250.00
    2 reviews with an average rating of 3.5 out of 5 stars
    Back Length:
    24 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    DryVent
    Features:
    Waterproof
    FjallravenKeb Eco-Shell Jacket - Women's
    $500.00
    11 reviews with an average rating of 4.2 out of 5 stars
    Size Type:
    Regular
    Features:
    Waterproof
    Helly HansenVerglas Infinity Shell Jacket 2.0 - Women's
    $350.00
    0 reviews
    Back Length:
    27 in.
    Size Type:
    Regular
    Featured Tech:
    RECCO
    Features:
    Waterproof
    KUHLStretch Voyagr Jacket - Women's
    $179.00
    3 reviews with an average rating of 4.3 out of 5 stars
    Back Length:
    28.5 in.
    Size Type:
    Regular
    Features:
    Waterproof
    Outdoor ResearchHelium Rain Jacket - Women's
    $180.00
    7 reviews with an average rating of 3.9 out of 5 stars
    Back Length:
    28.5 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    Pertex
    Features:
    Waterproof
    Packable
    Mountain HardwearPremonition UL Jacket - Women's
    $430.00
    2 reviews with an average rating of 5.0 out of 5 stars
    Back Length:
    27 in.
    Size Type:
    Regular
    Featured Tech:
    Pertex
    Features:
    Waterproof
    Packable
    RabDownpour Mountain Waterproof Jacket - Women's
    $180.00
    0 reviews
    Back Length:
    28.7 in.
    Size Type:
    Regular
    Featured Tech:
    Pertex
    Features:
    Waterproof
    Arc'teryxBeta AR Jacket - Women's
    $600.00
    99 reviews with an average rating of 4.5 out of 5 stars
    Size Type:
    Regular, Plus
    Featured Tech:
    GORE-TEX Pro, GORE-TEX
    Features:
    Waterproof
    Helly HansenVerglas Backcountry Jacket - Women's
    $279.73
    Save 30%
    compared to  $400.00
    1 reviews with an average rating of 3.0 out of 5 stars
    Back Length:
    28 in.
    Size Type:
    Regular
    Featured Tech:
    RECCO
    Features:
    Waterproof
    REI OUTLET
    New arrival
    MammutTreeline Light HS Hooded Jacket - Women's
    $186.73
    Save 25%
    compared to  $250.00
    0 reviews
    Back Length:
    27 in.
    Size Type:
    Regular
    Featured Tech:
    GORE-TEX
    Features:
    Waterproof
    REI OUTLET
    Top Rated
    Black DiamondHighline Stretch Shell Jacket - Women's
    $299.73
    Save 25%
    compared to  $400.00
    7 reviews with an average rating of 4.6 out of 5 stars
    Back Length:
    26.25 in.
    Size Type:
    Regular
    Features:
    Waterproof
    REI OUTLET
    Helly HansenJuell Storm Rain Jacket - Women's
    $150.73
    Save 31%
    compared to  $220.00
    1 reviews with an average rating of 5.0 out of 5 stars
    Back Length:
    25.5 in.
    Size Type:
    Regular
    Features:
    Waterproof
    REI OUTLET
    New arrival
    Helly HansenT2 Raincoat - Women's
    $139.73
    Save 30%
    compared to  $200.00
    0 reviews
    Back Length:
    37.4 in.
    Size Type:
    Regular
    Features:
    Waterproof
    REI OUTLET
    New arrival
    MammutAlto HS Hooded Jacket - Women's
    $148.73
    Save 25%
    compared to  $199.00
    0 reviews
    Back Length:
    27 in.
    Size Type:
    Regular
    Features:
    Waterproof
    REI OUTLET
    Helly HansenVerglas Micro Shell Jacket - Women's
    $124.73
    Save 30%
    compared to  $180.00
    2 reviews with an average rating of 3.5 out of 5 stars
    Back Length:
    27.5 in.
    Size Type:
    Regular
    Features:
    Waterproof
    Packable
    REI OUTLET
    MarmotPreCip Eco Rain Jacket - Women's
    $89.73
    Save 25%
    compared to  $120.00
    417 reviews with an average rating of 4.4 out of 5 stars
    Back Length:
    28.5 in.
    Size Type:
    Plus
    Features:
    Waterproof
    Packable
    REI OUTLET
    MarmotPreCip Eco Rain Jacket - Women's
    $89.73
    Save 25%
    compared to  $120.00
    416 reviews with an average rating of 4.4 out of 5 stars
    Back Length:
    28 in.
    Size Type:
    Plus
    Featured Tech:
    PreCip
    Features:
    Waterproof
    REI OUTLET
    Top Rated
    The North FaceAntora Jacket - Women's
    $82.73
    Save 24%
    compared to  $110.00
    318 reviews with an average rating of 4.7 out of 5 stars
    Back Length:
    25.88 in.
    Size Type:
    Plus, Regular
    Featured Tech:
    DryVent
    Features:
    Waterproof
    REI OUTLET
    Helly HansenVerglas 3L Shell Jacket - Women's
    $209.73
    Save 30%
    compared to  $300.00
    0 reviews
    Back Length:
    28 in.
    Size Type:
    Regular
    Features:
    Waterproof
    REI OUTLET
    SpraywayAtlanta I.A Jacket - Women's
    $96.73
    Save 35% - 46%
    compared to  $149.95 - $179.95
    1 reviews with an average rating of 5.0 out of 5 stars
    Size Type:
    Regular, Plus
    Features:
    Waterproof
    REI OUTLET
    PatagoniaBoulder Fork Rain Jacket - Women's
    $137.73
    Save 39%
    compared to  $229.00
    2 reviews with an average rating of 4.5 out of 5 stars
    Size Type:
    Regular
    Features:
    Waterproof
    REI OUTLET
    SpraywayMarsco Jacket - Women's
    $89.73
    Save 35%
    compared to  $139.95
    2 reviews with an average rating of 4.0 out of 5 stars
    Size Type:
    Regular, Plus
    Features:
    Waterproof
    REI OUTLET
    Helly HansenOdin 9 Worlds 3.0 Shell Jacket - Women's
    $284.73
    Save 40%
    compared to  $475.00
    4 reviews with an average rating of 4.5 out of 5 stars
    Back Length:
    27 in.
    Size Type:
    Regular
    Featured Tech:
    RECCO
    Features:
    Waterproof
    REI OUTLET
    Helly HansenOdin 9 Worlds 2.0 Outdoor Shell Jacket - Women's
    $269.73
    Save 40%
    compared to  $450.00
    0 reviews
    Back Length:
    27.4 in.
    Size Type:
    Regular
    Featured Tech:
    RECCO
    Features:
    Waterproof
    REI OUTLET
    The North FaceAntora Parka - Women's
    $72.73
    Save 39%
    compared to  $120.00
    2 reviews with an average rating of 3.5 out of 5 stars
    Back Length:
    31 in.
    Size Type:
    Regular
    Featured Tech:
    DryVent
    Features:
    Waterproof
    REI OUTLET
    PatagoniaOutdoor Everyday Rain Jacket - Women's
    $174.73
    Save 29%
    compared to  $249.00
    0 reviews
    Size Type:
    Regular
    Features:
    Waterproof
    REI OUTLET
    Helly HansenEssence Rain Jacket - Women's
    $134.73
    Save 25%
    compared to  $180.00
    0 reviews
    Back Length:
    27 in.
    Size Type:
    Regular
    Features:
    Waterproof
    REI OUTLET
    Helly HansenSeven J Plus Rain Jacket - Women's Plus Sizes
    $67.73
    Save 32%
    compared to  $100.00
    0 reviews
    Back Length:
    29 in.
    Size Type:
    Plus
    Features:
    Waterproof
    REI OUTLET
    The North FaceAntora Rain Hoodie - Women's
    $89.73
    Save 25%
    compared to  $120.00
    0 reviews
    Back Length:
    24.13 in.
    Size Type:
    Regular, Plus
    Featured Tech:
    DryVent
    Features:
    Waterproof
    REI OUTLET
    Helly HansenOdin 1 World Infinity Shell Jacket - Women's
    $314.73
    Save 40%
    compared to  $525.00
    0 reviews
    Back Length:
    27.5 in.
    Size Type:
    Regular
    Featured Tech:
    RECCO
    Features:
    Waterproof
    REI OUTLET
    The North FaceAntora Rain Hoodie - Women's Plus Sizes
    $82.73
    Save 31%
    compared to  $120.00
    0 reviews
    Back Length:
    24.13 in.
    Size Type:
    Plus
    Featured Tech:
    DryVent
    Features:
    Waterproof
    REI OUTLET
    Free CountryRain Away Jacket - Women's
    $62.73
    Save 30%
    compared to  $90.00
    0 reviews
    Back Length:
    27.5 in.
    Size Type:
    Regular, Plus
    REI OUTLET
Sort: Best Match

Related Expert Advice articles

Frequently asked questions about women's rain jackets

Women's Rain Jackets

If you want to be out and about in rainy weather, you'll need a jacket that's up to the task. Options range from low-end ponchos on up to jackets that cost several hundred dollars. Spending more gets you better performing technology, and additional technical features.

Levels of Rain Protection

More affordable women's rain jackets are "water resistant," meaning they handle drizzle for short periods of time. An inexpensive rainslicker fends off even hard rain (it's "waterproof") but won't breathe at all, which can make for a sweaty experience. For the most comfort, especially if you're exerting yourself during a storm, you need a jacket with "waterproof/breathable" technology like GORE-TEX fabric, though dozens of other technologies perform a similar function.

Construction

Waterproof/breathable jackets feature multilayered materials that are engineered to keep raindrops out while also letting sweat vapor escape. They might use laminates or coatings in a 2-layer, 2.5-layer or 3-layer configuration.

Very generally: 2-layer jackets are often urban styles and are quieter (less of a "swishing" sound as you move); 3-layer jackets are the most durable and, ironically, the lightest option; 2.5-layer jackets are also lightweight, but don't tend to be as durable as 3-layer jackets. (How Rainwear Works has more details about those three types of construction.)

Women's Rain Jacket Features

Design details add to both weight and cost, so look at features carefully. Hoods might be basic, ultra-adjustable, stowable or removable - or a jacket might forgo the hood entirely. Pockets can have specialized details like water-resistant zips or mesh that lets the pockets double as vents. Pit zips are important for more active use. Stretch fabric can also be a plus.

Most rain jackets for women also come with an added durable water repellent (DWR) finish that acts as a first line of defense against rain and helps the underlying waterproof/breathable technology perform at its best. It's important to maintain your jacket's DWR finish over the years.