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Williamstown (MA) Precipitation: Average Monthly Rainfall and Snowfall

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

  • A lot of rain (rainy season) falls in the months: June, July, August, September, October and December.
  • On average, October is the wettest month with 133 mm of precipitation.
  • On average, November is the driest month with 71 mm of precipitation.
  • The average amount of annual precipitation is 1204 mm.

Current rainfall in Williamstown (MA)

Mon   Nov 18
13°C | 3°C
NW 22 km/h
1 mm
partly cloudy and slight rain

partly cloudy and slight rain

Tue   Nov 19
10°C | 2°C
NW 14 km/h
almost clear and no rain

almost clear and no rain

Wed   Nov 20
14°C | 0°C
SE 7 km/h
almost clear and no rain

almost clear and no rain

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