Best time to visit Seattle

Find the best time to visit Seattle and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Seattle by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Washington State

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When is the best time to visit Seattle?

The best time to visit Seattle is July based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

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Max Day Temperature (°C)

  • 7°C maximum daytime temperature in January in Seattle7
    Jan
  • 10°C maximum daytime temperature in February in Seattle10
    Feb
  • 12°C maximum daytime temperature in March in Seattle12
    Mar
  • 14°C maximum daytime temperature in April in Seattle14
    Apr
  • 18°C maximum daytime temperature in May in Seattle18
    May
  • 21°C maximum daytime temperature in June in Seattle21
    Jun
  • 24°C maximum daytime temperature in July in Seattle24
    Jul
  • 24°C maximum daytime temperature in August in Seattle24
    Aug
  • 21°C maximum daytime temperature in September in Seattle21
    Sep
  • 16°C maximum daytime temperature in October in Seattle16
    Oct
  • 11°C maximum daytime temperature in November in Seattle11
    Nov
  • 8°C maximum daytime temperature in December in Seattle8
    Dec

Hours of Sunshine (daily)

Which is the hottest month in Seattle?

The hottest time of year in Seattle is normally July. Expect maximum daytime temperatures to reach 24°C.

Which month has the most rain in Seattle?

In terms of rainfall, December is usually the wettest month in Seattle with 151mm on average. There are normally 18 days in December with some rain.

When is it sunniest in Seattle?

The sunniest time of year in Seattle is normally July with bright sunshine on average for 64% of daylight hours; that's 10 hours of sunshine per day.

Best time to visit

The weather guide for Washington State (Seattle) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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