Average temperatures, rainfall and packing tips for Seattle, United States in August
🌡️ Avg high
24°C
🌙 Avg low
14°C
🌧️ Rainfall
~47 mm
📊 Warmth rank
#2 of 12
August in Seattle at a glance
August in Seattle is typically warm, with average daytime highs around 24°C and nights near 14°C. It is one of the warmer months of Seattle's year.
Expect some rain: around 47 mm falls in Seattle during August on average.
What to pack for Seattle in August
T-shirts and light layers
A light jacket or sweater for the evenings
A compact umbrella for occasional showers
Seattle - year at a glance
HighLow · August highlighted
Is August a good time to visit Seattle?
🧳 August is one of the most comfortable months to visit Seattle - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.
In August, Seattle averages a daytime high of about 24°C and a night-time low of around 14°C, based on recent historical data.
Does it rain in Seattle in August?
Expect some rain: around 47 mm falls in Seattle during August on average.
Is August a good time to visit Seattle?
August is one of the most comfortable months to visit Seattle - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.