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SeaTac
Average rainfall
ClimateForecastNovemberDecember >>

SeaTac (WA) Precipitation: Average Monthly Rainfall and Snowfall

This graph shows the average amount of rainfall per month in SeaTac (Washington State). The numbers are calculated over a 30-year period to provide a reliable average.

  • A lot of rain (rainy season) falls in the months: January, March, November and December.
  • SeaTac has dry periods in July and August.
  • On average, November is the wettest month with 165 mm of precipitation.
  • On average, July is the driest month with 14 mm of precipitation.
  • The average amount of annual precipitation is 1006 mm.

Current rainfall in SeaTac (WA)

Sat   Nov 23
11°C | 5°C
S 14 km/h
0.8 mm
broken clouds and chance of slight rain

broken clouds and chance of slight rain

hourly forecast
Sun   Nov 24
8°C | 5°C
SE 11 km/h
21 mm
overcast and heavy rain

overcast and heavy rain

hourly forecast
Mon   Nov 25
10°C | 5°C
E 11 km/h
7 mm
broken clouds and rain

broken clouds and rain

hourly forecast
5-Day Forecast 10-Day Forecast

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