ClimateForecastDecemberJanuary >>

Grafton (WI) Precipitation: Average Monthly Rainfall and Snowfall

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

  • Most rainfall (rainy season) is seen in April and June.
  • On average, April is the wettest month with 128 mm of precipitation.
  • On average, January is the driest month with 38 mm of precipitation.
  • The average amount of annual precipitation is 964 mm.

Current rainfall in Grafton (WI)

Sun   Dec 15
6°C | 2°C
SE 7 km/h
3 mm
overcast and  chance of rain

overcast and chance of rain

Mon   Dec 16
4°C | 1°C
W 22 km/h
0.5 mm
broken clouds and slight rain

broken clouds and slight rain

Tue   Dec 17
2°C | -2°C
W 18 km/h
broken clouds and no rain

broken clouds and no rain

Interested in more climate information?

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