Seattle in July
In July, Seattle averages 25°C (76°F) during the day and 15°C (58°F) at night, with around 8 days of rain (16 mm total).
Peak seasonConditions are comfortable for sightseeing without being sweltering. Occasional showers are likely but won't dominate.
July is a great month to visit Seattle: pleasant temperatures and relatively few wet days.
How July compares to the rest of the year in Seattle
July is one of the warmest months in Seattle (2nd of 12) and one of the driest months (12th of 12). Daytime temperature runs 9°C above the annual average (15°C). July runs 4°C warmer than June (21°C) and stays flat into August.
July sunrise & sunset in Seattle
Times shown for Seattle local time (America/Los_Angeles), calculated for the 15th of July. They shift by a few minutes day to day across the month.
Photography light in Seattle — July
Golden-hour and blue-hour windows for the 15th of July, in Seattle's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Seattle in July
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on July's tier (Peak season) and Seattle's popularity.
Crowds & pricing — July in Seattle
Seattle is in peak season during this month — expect bigger crowds at famous sights, higher hotel and flight prices, and longer queues. Restaurant reservations a few days out are advisable, and any boutique hotels you have your eye on should be booked weeks ahead. The trade-off: most attractions, restaurants, and seasonal services are fully open, the weather is at its most reliable, and the city feels at its most alive.
Why this tier: excellent tourism weather Northern Hemisphere summer holidays
Sun & mosquito risk — July in Seattle
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Seattle in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 8°C / 47°F | 3°C / 37°F | 182 mm | 21 | — |
| February | 8°C / 46°F | 2°C / 36°F | 125 mm | 21 | — |
| March | 11°C / 52°F | 4°C / 39°F | 123 mm | 20 | — |
| April | 14°C / 57°F | 6°C / 42°F | 93 mm | 19 | — |
| May | 18°C / 65°F | 10°C / 49°F | 56 mm | 16 | — |
| June | 21°C / 70°F | 12°C / 54°F | 50 mm | 14 | — |
| July | 25°C / 76°F | 15°C / 58°F | 16 mm | 8 | — |
| August | 25°C / 76°F | 15°C / 59°F | 27 mm | 10 | — |
| September | 20°C / 69°F | 12°C / 54°F | 65 mm | 15 | — |
| October | 15°C / 59°F | 9°C / 48°F | 138 mm | 18 | — |
| November | 10°C / 50°F | 5°C / 41°F | 178 mm | 21 | — |
| December | 7°C / 45°F | 3°C / 37°F | 185 mm | 20 | — |
Other cities with similar July weather
🌍 See the full ranked list of climate twins for Seattle in July →
Frequently asked questions
How hot is Seattle in July?
In July, Seattle averages a high of 25°C (76°F) and a low of 15°C (58°F) — generally warm.
Does it rain a lot in Seattle in July?
July sees occasional rain in Seattle, with about 8 rainy days on average.
Is July a good time to visit Seattle?
July is warm. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Seattle in July?
Pack light layers for warm days and cooler evenings. See the full July packing list for Seattle for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.