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O'Fallon, IL 62269   Weather, Extended Forecast and Hour-by-Hour Forecast

Weather Conditions

56°
CLEAR

Updated: 1:24 AM

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7-day Forecast for O Fallon

  • Daytime
  • Nighttime
04/19
Sat
73°
Sunshine
Feels Like: 78°
Winds: 5mph SE
48° Feels like: 50°
Winds: 4mph SE
04/20
Sun
76°
Partly sunny
Feels Like: 80°
Winds: 6mph SSE
53° Feels like: 53°
Winds: 5mph SSW
04/21
Mon
73°
Mostly cloudy and humid with a couple of showers and a thunderstorm
Feels Like: 74°
Winds: 8mph SSW
53° Feels like: 49°
Winds: 9mph NW
04/22
Tue
67°
Partly sunny
Feels Like: 70°
Winds: 13mph N
45° Feels like: 43°
Winds: 6mph ENE
04/23
Wed
67°
Mostly sunny
Feels Like: 73°
Winds: 8mph SE
50° Feels like: 44°
Winds: 8mph SSE
04/24
Thu
80°
Considerable cloudiness with a shower; warmer
Feels Like: 79°
Winds: 14mph S
57° Feels like: 50°
Winds: 10mph SW
04/25
Fri
75°
Considerable cloudiness
Feels Like: 76°
Winds: 13mph WNW
49° Feels like: 42°
Winds: 11mph NW

24 Hour Forecast for O'Fallon

  • 1am
  • 2am
  • 3am
  • 4am
  • 5am
  • 6am
  • Conditions
  • Temperature
  • 54°
  • 51°
  • 49°
  • 49°
  • 48°
  • 49°
  • Cloud Cover
  • 4%
  • 4%
  • 5%
  • 7%
  • 8%
  • 10%
  • Feels Like
  • 55°
  • 52°
  • 51°
  • 51°
  • 50°
  • 51°
  • Dew Point
  • 46°
  • 45°
  • 45°
  • 46°
  • 46°
  • 47°
  • Humidity
  • 73%
  • 78%
  • 84%
  • 88%
  • 91%
  • 92%
  • Wind Direction
  • ESE
  • ESE
  • ESE
  • ESE
  • E
  • SE
  • Wind Speed
  • 3
  • 3
  • 2
  • 2
  • 2
  • 2
  • Precipitation
  • 0.0
  • 0.0
  • 0.0
  • 0.0
  • 0.0
  • 0.0