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O'Fallon
Average sun percentage
ClimateForecastNovemberDecember >>

Average percent of sunshine in O'Fallon (IL)

The mean percent of sunhours during the day in O'Fallon (Illinois), the United States of America.

Data from: St. Louis, the United States of America (25 KM, 15 Miles).
  • The sun shines on average 68.0% in July making it the most sunny month.
  • On average, December has the lowest percentage of sunshine with 44.0%.

Forecast: is it sunny in O'Fallon (IL)?

Sat   Nov 23
10°C | 3°C
S 7 km/h
almost clear and no rain

almost clear and no rain

hourly forecast
Sun   Nov 24
18°C | 4°C
S 18 km/h
partly cloudy and no rain

partly cloudy and no rain

hourly forecast
Mon   Nov 25
15°C | 2°C
NW 25 km/h
1.5 mm
broken clouds and rain

broken clouds and rain

hourly forecast
5-Day Forecast 10-Day Forecast

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