Current Weather Conditions for O Fallon, IL
64°F
Conditions
Wind: 2 mph WHumidity: 92%
Probability of Precipitation: 3%
Hourly Forcast (next 12 hours)
| 12 PM | 1 PM | 2 PM | 3 PM | 4 PM | 5 PM | 6 PM | 7 PM | 8 PM | 9 PM | 10 PM | 11 PM | 12 AM |
| 64° | 66° | 68° | 71° | 74° | 75° | 77° | 78° | 79° | 80° | 80° | 81° | 79° |
Upcoming Week
| Day | Forecast | High | Low |
|
Today |
Partly Sunny
Partly sunny, with a high near 81. West wind around 5 mph. |
81°F | 67°F |
|
Tonight |
Showers And Thunderstorms Likely
Showers and thunderstorms likely after 9pm. Mostly cloudy, with a low around 63. Southwest wind around 5 mph. Chance of precipitation is 60%. |
81°F | 67°F |
|
Sunday |
Chance Rain Showers then Slight Chance Showers And Thunderstorms
A chance of rain showers before 10am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Northwest wind around 5 mph. Chance of precipitation is 40%. |
81°F | 67°F |
|
Sunday Night |
Slight Chance Showers And Thunderstorms then Mostly Cloudy
A slight chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 62. East wind around 3 mph. Chance of precipitation is 20%. |
81°F | 67°F |
|
Memorial Day |
Partly Sunny
Partly sunny, with a high near 83. East wind 2 to 7 mph. |
81°F | 67°F |
|
Monday Night |
Mostly Cloudy then Slight Chance Rain Showers
A slight chance of rain showers after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 20%. |
81°F | 67°F |
|
Tuesday |
Showers And Thunderstorms Likely
A slight chance of rain showers before 7am, then showers and thunderstorms likely. Mostly cloudy, with a high near 81. Chance of precipitation is 70%. |
81°F | 67°F |
|
Tuesday Night |
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy, with a low around 67. Chance of precipitation is 70%. |
81°F | 67°F |
|
Wednesday |
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy, with a high near 84. Chance of precipitation is 60%. |
81°F | 67°F |
|
Wednesday Night |
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 60%. |
81°F | 67°F |
|
Thursday |
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Partly sunny, with a high near 84. Chance of precipitation is 60%. |
81°F | 67°F |
|
Thursday Night |
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 60%. |
81°F | 67°F |
|
Friday |
Chance Rain Showers
A chance of rain showers. Partly sunny, with a high near 81. Chance of precipitation is 40%. |
81°F | 67°F |
|
Friday Night |
Chance Rain Showers
A chance of rain showers before 1am. Partly cloudy, with a low around 62. Chance of precipitation is 30%. |
81°F | 67°F |
| Data provided by weather.gov | |||