Cozy
Crewneck and Espadrilles
A black crewneck and fleece leggings with espadrilles in the heat is the statement of someone who runs cold. The knit beanie seals the commitment.
What to Wear in Seattle in August
August in Seattle is the warmest and driest month — 76°F highs and 57°F lows with only about 5 rainy days. This is the Pacific Northwest summer window that Seattle residents wait all year for: Pike Place Market, Capitol Hill, and the waterfront are all at their most accessible without rain gear. A light layer for evenings is the only weather concession needed in August.
What to wear
top / Short-Sleeve Top
classic tee
bottom / Jeans
straight-leg
chinos for a slightly smarter look
footwear / Sneakers
white sneakers
cushioned for all-day city walking
Consider bringing:
Sunglasses
Based on typical August conditions in Seattle. Weather varies year to year — check the live forecast when you're within two weeks of your trip.
Seattle in August offers some of the city's most pleasant weather, characterized by warm, sunny days and refreshingly cool evenings. Daytime temperatures typically range from the mid-70s to low 80s Fahrenheit (24-28°C), making it ideal for exploring. However, the Pacific Northwest's maritime influence means temperatures drop noticeably once the sun sets, often into the low 60s or even upper 50s (15-18°C). August is also Seattle's driest month, with minimal precipitation expected, so you can largely leave the heavy rain gear at home, though a light, packable layer is never a bad idea. Humidity is generally low, contributing to the comfortable feel. Given these conditions, strategic layering is paramount for enjoying Seattle in August. For daytime adventures, opt for lightweight, breathable fabrics such as cotton, linen, or chambray. Think comfortable shorts, skirts, sundresses, or light trousers paired with t-shirts or stylish blouses. Comfort is key for walking around the city's diverse neighborhoods. As evening approaches, you'll definitely want a light jacket—a denim jacket, a stylish bomber, a versatile cardigan, or a light fleece are perfect choices to ward off the evening chill. Don't forget comfortable walking shoes, as you'll likely be on your feet exploring attractions like Pike Place Market or Discovery Park. Sunglasses and a reusable water bottle are also essential for sunny days.
Curated Looks
Chic
Blue Linen Gold Sunnies
A blue linen collarless blouse over ivory wide-leg linen trousers in the heat is understated and intentional. Gold-frame aviators are the only thing needed to complete the picture.
Cute
Open Knit Denim Mini
A dusty blue open-knit sweater worn loose over a denim mini skirt is the easy hot-day look. Espadrilles and a crochet hat keep it relaxed and summery.
Business Casual
White Linen Blouse Out
A white linen sleeveless blouse tucked into cream wide-leg linen trousers is the clean hot-weather business-casual answer. Espadrilles and gold aviators are all the styling it needs.
Sporty
Tank Cap and Espadrilles
A white athletic tank with black biker shorts and espadrilles is the clean hot-day sporty look. An olive baseball cap is the functional accessory that pulls the palette.
Sporty
White Tank Race Day
A white sleeveless athletic tank keeps things breathable at 80°F with black biker shorts holding the athletic silhouette. The baseball cap handles the sun.
Casual
Wide-Leg Linen Morning
A white oversized button-down with ivory wide-leg linen trousers is the understated hot-day summer uniform. Espadrilles and a crochet bucket hat finish it without effort.
Formal
Ivory Silk Maxi Heat
An ivory silk-look blouse and black pleated maxi skirt in the heat is the formal look that earns its occasion without adding weight. Espadrilles keep it grounded in the season.
Packing List
What to Pack for Seattle in August →
Other Months in Seattle
Frequently Asked Questions
What to wear in Seattle in August?+
Focus on versatile layers that transition from warm days to cool evenings. Pack comfortable shorts, light dresses, or linen pants for daytime, paired with t-shirts or blouses. Always include a light jacket, cardigan, or a stylish wrap for the significant drop in evening temperatures, and comfortable walking shoes are a must.
Is Seattle cold in August?+
Seattle is generally mild to warm in August, not cold. Daytime highs typically range from the mid-70s to low 80s Fahrenheit. However, evenings and early mornings cool down considerably, often into the low 60s or upper 50s, so a light jacket or sweater is essential for comfort after sunset.
Does it rain in Seattle in August?+
August is historically Seattle's driest month, with very low chances of significant rainfall. While a brief, light sprinkle is always possible in the Pacific Northwest, heavy or prolonged rain is uncommon. You can likely leave the heavy rain gear at home, but a packable, light windbreaker might offer peace of mind.
What should I pack for Seattle in August?+
Pack lightweight, breathable clothing for layering, such as t-shirts, blouses, shorts, skirts, and comfortable pants. Essential items include a light to medium-weight jacket (denim, bomber, or a stylish rain-resistant option), a cardigan or sweater for evenings, and supportive walking shoes. Sunglasses and a small backpack for daily essentials are also recommended.
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