Seattle Weather in March
United States · 30-year monthly averages
🤔 Fair time to visit
March in Seattle is chilly, with average daytime highs around 12°C (54°F) and nighttime lows near 4°C (40°F). Expect roughly 106mm of precipitation spread over about 14 rainy days, with a moderate amount of rain.
Avg high
12°C
54°F
Avg low
4°C
40°F
Rainfall
106mm
moderate
Rainy days
14
days with ≥1mm
🎒 What to pack
- jacket or coat
- long-sleeve layers
March vs the rest of the year
FAQ
- How hot is Seattle in March?
- March in Seattle is chilly, with average daytime highs around 12°C (54°F) and nighttime lows near 4°C (40°F). Expect roughly 106mm of precipitation spread over about 14 rainy days, with a moderate amount of rain.
- Does it rain a lot in Seattle in March?
- Seattle sees around 106mm of precipitation in March on average — moderate by global standards.
- Is March a good time to visit Seattle?
- March is a workable month to visit Seattle, but expect some weather trade-offs.