Weather in Sammamish in October

Sammamish, United States averages a high of 15°C (59°F) and low of 7.4°C (45.3°F) in October, with 15 rain days and 6.7 hours of daily sunshine. Travel score: 54.6/100 (Mixed). The best time to visit Sammamish is July.

High
15°C59°F
Low
7°C45°F
🌧️
15
rain days
☀️
6.7
hrs/day sunshine
💧
84%
humidity
55Mixed

October in Sammamish is mild and occasionally wet — mixed conditions — plan indoor alternatives.

What are the average temperatures in Sammamish?

JanFebMarAprMayJunJulAugSepOct15°7°NovDec

How much does it rain in Sammamish in October?

Sammamish receives an average of 178.4mm of rainfall across 15 rainy days in October. The annual total is 1646.2mm.

JanFebMarAprMayJunJulAugSepOct15dNovDec

What should I pack for Sammamish in October?

Essentials

👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 15°C

Recommended

🧥
Light rain jacket
Some rainy days expected (15 days)
Umbrella
Be prepared for occasional showers
🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods

🎉Visiting United States in October?

Don't miss any public holidays — check before you book!

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Data based on 1994–2024 averages · Last updated: 2024-12-31