June to September for dry, bright weather and clear mountain views. Winters are mild but grey and rainy.
The best months
The most comfortable weather with manageable crowds: May, June, October.
Peak season
July, August, September are the busiest months. Book popular tours and hotels earlier, and expect higher prices.
Month by month
- January: cool, quiet season.
- February: cool, quiet season.
- March: cool, quiet season.
- April: cool, quiet season.
- May: mild, busy season.
- June: warm, busy season.
- July: warm, peak season.
- August: warm, peak season.
- September: warm, peak season.
- October: mild, busy season.
- November: cool, quiet season.
- December: cool, quiet season.
How long to stay
Two to three days.
Prices, ticket rules and safety conditions change. Treat this as a starting point and check official sources and your government's travel advice before you go.
Seattle best time to visit questions
When is the best time to visit Seattle?
June to September for dry, bright weather and clear mountain views. Winters are mild but grey and rainy.
How many days do I need in Seattle?
Two to three days.