O Fallon, Illinois
Will O Fallon CCSD 90 have a snow day?
Chance of a snow day
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Delay or closing
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How much snow it takes here
St. Clair County averages 11.3 inches of snow a year, and its average winter temperature is 36.1°F (NOAA 1991–2020 normals). Schools in places like this typically close at about 2 inches of snow, sooner if there is ice or the snow falls during the morning commute.
Where to check for an official closing
Only O Fallon CCSD 90 can close its schools. Districts usually post closings and delays on their website and social media, send texts, emails or robocalls to families, and report them to local TV and radio stations, often by 5:30 or 6 a.m. The district office's number is (618)632-3666.
District facts
| Students | 3,944 |
| Schools | 7 |
| Teachers | 211 |
| Grades | Pre-K to 8 |
| Area type | Suburb |
| County | St. Clair County, IL |
| District office | 118 E Washington St, O Fallon |
| Phone | (618)632-3666 |
From the U.S. Department of Education's Common Core of Data (2022–23 school year).
Nearby districts
- Belle Valley SD 119 Belleville
- Belleville SD 118 Belleville
- Belleville Twp HSD 201 Belleville
- Brooklyn UD 188 Lovejoy
- Cahokia CUSD 187 Cahokia
- Central SD 104 O Fallon
- Comm Unit School District No 196 Dupo
- East St Louis SD 189 East Saint Louis
- Freeburg CCSD 70 Freeburg
- Freeburg CHSD 77 Freeburg
- Grant CCSD 110 Fairview Heights
- Harmony Emge SD 175 Belleville
Forecast details: National Weather Service LSX office, point forecast for O Fallon. How we calculate the chance.