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Good outdoors weather in the daytime and slightly chilly at evenings and mornings.
Today
sky is clear
26°
15°
75%
Light woollen
  • 26 May
    30° 16°
    69%
    few clouds
  • 27 May
    29° 19°
    81%
    light rain
  • 28 May
    25° 18°
    0%
    heavy intensity rain
  • 29 May
    25° 17°
    0%
    sky is clear
  • 30 May
    24° 14°
    0%
    light rain
  • 31 May
    27° 16°
    0%
    light rain
WHEN TO
VISIT
  • Jan
  • Feb
  • Mar
  • Apr
  • May
  • Jun
  • Jul
  • Aug
  • Sep
  • Oct
  • Nov
  • Dec
 
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Weather in O'fallon

- Knowing about the weather, temperature, climate, rainfall, snowfall, humidity of any place is important since one needs to plan according to how hot or how cold the seasonal temperature is. The temperature in O'fallon today is 21 °C, while humidity is 75 %. Today would be a good day for wearing cotton if you are already there. If you were looking for weather in O'fallon during May, be prepared for maximum and minimum temperatures ranging from 15 to 26 °C and humidity levels of around 75 %. While the O'fallon weather in June will have temperatures ranging from 8 to 36 °C. The best months for visiting O'fallon are . For more information about your travel to O'fallon, do check out the O'fallon tourism | hotels in O'fallon | places near O'fallon