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Mount Rainier National Park (WA) Precipitation: Average Monthly Rainfall and Snowfall

This graph shows the average amount of rainfall per month in Mount Rainier National Park (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, February, March, April, May, June, September, October, November and December.
  • On average, March is the wettest month with 539 mm of precipitation.
  • On average, July is the driest month with 32 mm of precipitation.
  • The average amount of annual precipitation is 3498 mm.

Current rainfall in Mount Rainier National Park (WA)

Thu   Nov 21
-9°C | -16°C
SW 40 km/h
4.4 mm
broken clouds and snow

broken clouds and snow

Fri   Nov 22
-1°C | -9°C
S 14 km/h
38 mm
overcast and heavy snow

overcast and heavy snow

Sat   Nov 23
-2°C | -6°C
SW 7 km/h
17 mm
overcast and snow

overcast and snow

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