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O'Fallon
Average rainy days
ClimateForecastNovemberDecember >>

Monthly Average Rainy days in O'Fallon (IL)

The number of days each month with rain, snow and hail in O'Fallon (Illinois), the United States of America.

  • On average, May is the most rainy with 14 days of rain/snow.
  • On average, January is the driest month with 7 rainy days.
  • The average annual number of rainy days is 121.

Current rainfall in O'Fallon (IL)

Wed   Nov 27
10°C | 3°C
NE 11 km/h
7.5 mm
overcast and heavy rain

overcast and heavy rain

hourly forecast
Thu   Nov 28
6°C | -1°C
NW 22 km/h
almost clear and no rain

almost clear and no rain

hourly forecast
Fri   Nov 29
3°C | -4°C
W 25 km/h
clear and no rain

clear and no rain

hourly forecast
5-Day Forecast 10-Day Forecast

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