United States
| Spanish | O'Fallon |
|---|---|
| English | O'Fallon |
| Arabic | أوفالون |
| Chinese | 奧法倫 (伊利諾伊州) |
| Russian | О’Фаллон |
| French | O'Fallon |
| Japanese | オファロン |
| Portuguese | O'Fallon |
| German | O'Fallon |
Open in OpenStreetMap · Natural Earth 1:110m
IANA tz (zone.tab) · CLDR
Long-term averages (2001–2020) from NASA POWER for a 0.5° × 0.625° grid cell. Not a forecast.
| Month | Average temperature | Precipitation |
|---|---|---|
| January | -1°C | 63 mm |
| February | 0.6°C | 64 mm |
| March | 6.9°C | 93 mm |
| April | 13.3°C | 121 mm |
| May | 18.7°C | 130 mm |
| June | 23.7°C | 107 mm |
| July | 25.8°C | 101 mm |
| August | 25°C | 93 mm |
| September | 21°C | 80 mm |
| October | 13.8°C | 94 mm |
| November | 6.9°C | 86 mm |
| December | 1.4°C | 74 mm |