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Alton
Average rainfall
ClimateForecastNovemberDecember >>

Alton (IL) Precipitation: Average Monthly Rainfall and Snowfall

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

  • A lot of rain (rainy season) falls in the months: April, May, June and July.
  • On average, April is the wettest month with 115 mm of precipitation.
  • On average, January is the driest month with 42 mm of precipitation.
  • The average amount of annual precipitation is 1007 mm.

Current rainfall in Alton (IL)

Sat   Nov 23
9°C | 1°C
S 11 km/h
partly cloudy and no rain

partly cloudy and no rain

hourly forecast
Sun   Nov 24
16°C | 4°C
SE 22 km/h
partly cloudy and no rain

partly cloudy and no rain

hourly forecast
Mon   Nov 25
14°C | 1°C
NW 25 km/h
1.4 mm
broken clouds and chance of slight rain

broken clouds and chance of slight rain

hourly forecast
5-Day Forecast 10-Day Forecast

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