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Weather Forecast for O'Fallon (Missouri)
Forecast Overview
| Wednesday, January 1 | O'Fallon sunrise: 07:21 sunset: 16:51 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 |  | Overcast. Precipitation: 0.125 mm. | 8°C | 24 km/h | 93% | 0.302% |
| 03:00 06:00 | | Chance of rain. Precipitation: 2.0625 mm. | 6°C | 35 km/h | 91% | 0.31% |
| 06:00 09:00 | | Overcast. Precipitation: 0.3125 mm. | 3°C | 33 km/h | 95% | 0.303% |
| 09:00 12:00 | | Overcast. Precipitation: 0.0625 mm. | 4°C | 30 km/h | 89% | 0.299% |
| 12:00 15:00 | | Sunny. | 6°C | 26 km/h | 64% | 0.294% |
| 15:00 18:00 | | Clear. | 3°C | 21 km/h | 75% | 0.293% |
| 18:00 21:00 | | Clear. | 1°C | 18 km/h | 74% | 0.289% |
| 21:00 00:00 | | Clear. | 0°C | 16 km/h | 79% | 0.29% |
| Thursday, January 2 | O'Fallon sunrise: 07:21 sunset: 16:51 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Clear. | -1°C | 15 km/h | 82% | 0.289% |
| 03:00 06:00 | | Clear. | -2°C | 15 km/h | 82% | 0.289% |
| 06:00 09:00 | | Sunny. | -1°C | 19 km/h | 72% | 0.29% |
| 09:00 12:00 | | Sunny. | 3°C | 20 km/h | 50% | 0.288% |
| 12:00 15:00 | | Sunny. | 4°C | 19 km/h | 46% | 0.286% |
| 15:00 18:00 | | Clear. | -0°C | 10 km/h | 65% | 0.286% |
| 18:00 21:00 | | Clear. | -1°C | 9 km/h | 69% | 0.286% |
| 21:00 00:00 | | Clear. | -2°C | 8 km/h | 71% | 0.288% |
| Friday, January 3 | O'Fallon sunrise: 07:21 sunset: 16:52 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Overcast. | -1°C | 6 km/h | 69% | 0.287% |
| 03:00 06:00 | | Overcast. | -1°C | 4 km/h | 65% | 0.288% |
| 06:00 09:00 | | Overcast. | 1°C | 8 km/h | 58% | 0.287% |
| 09:00 12:00 | | Overcast. | 4°C | 9 km/h | 49% | 0.288% |
| 12:00 15:00 | | Overcast. | 5°C | 7 km/h | 54% | 0.287% |
| 15:00 18:00 | | Chance of light snow. Precipitation: 0.4375 mm. | 1°C | 2 km/h | 91% | 0.287% |
| 18:00 21:00 | | Chance of snow. Precipitation: 1.25 mm. | 1°C | 9 km/h | 99% | 0.292% |
| 21:00 00:00 | | Chance of light snow. Precipitation: 0.375 mm. | -1°C | 25 km/h | 90% | 0.291% |
| Saturday, January 4 | O'Fallon sunrise: 07:21 sunset: 16:53 |
 | Low around -7°C, high around -1°C. Mostly sunny, with a few passing clouds. |
| Sunday, January 5 | O'Fallon sunrise: 07:21 sunset: 16:54 |
 | Low around -9°C, high around -3°C. Considerable cloudiness. |
| Monday, January 6 | O'Fallon sunrise: 07:21 sunset: 16:55 |
 | Low around -6°C, high around -0°C. Chance of snow in the evening and during the night (after 6 pm). Estimated precipitation: 4.5625 mm. Overcast skies. |
| Tuesday, January 7 | O'Fallon sunrise: 07:21 sunset: 16:56 |
 | Low around -8°C, high around -1°C. Chance of snow all night and all morning (until 12 pm) and again late in the afternoon (between 3 pm and 6 pm). Estimated precipitation: 17.0625 mm. Mostly cloudy skies. |
O'Fallon (latitude 38°47'N, longitude 090°43'W)
O'Fallon - other nearby places: Dardenne Prairie (2.4 km away), Lake Saint Louis (5.8 km away), Cottleville (6.9 km away), Weldon Spring Heights (7.9 km away), Weldon Spring (7.9 km away), Saint Peters (8.7 km away), Josephville (9.1 km away), Saint Paul (9.4 km away), Wentzville (14 km away), Flint Hill (16 km away), New Melle (16 km away), Chain of Rocks (16 km away), Old Monroe (17 km away), Saint Charles (17 km away), Chesterfield (19 km away), Maryland Heights (22 km away), Brussels (22 km away), Clarkson Valley (22 km away), Foristell (22 km away), Fountain N' Lakes (23 km away).
View weather forecasts for other places in Missouri
Forecasts for Other Places:
Oak City8°C ... 21°C
Chance of light rain in the evening (between 7 pm and 10 pm). Estimated precipitation: 0.5 mm.
O'Kean3°C ... 12°C
Considerable cloudiness. Estimated precipitation: 0.25 mm.
Oak City-5°C ... 0°C
Times of sun and clouds.
Oak-3°C ... 2°C
More clouds than sun.
O'Hara Township3°C ... 11°C
Chance of rain between 10 am and 1 pm and after 4 pm. Estimated precipitation: 13.375 mm.
Oak Bluffs6°C ... 8°C
Chance of rain late at night (after 10 pm). Estimated precipitation: 2.1875 mm.
Oak Brook-1°C ... 5°C
Chance of rain all night and all morning (until 12 pm). Chance of snow early in the afternoon (between 12 pm and 3 pm). Estimated precipitation: 8.6875 mm.
O'Neill-8°C ... -2°C
Mostly sunny. Estimated precipitation: 0.375 mm.
Oak Creek-2°C ... 4°C
Chance of light rain between midnight and 3 am. Chance of light snow in the morning (between 9 am and 12 pm). Estimated precipitation: 0.5 mm.
Oacoma-9°C ... -3°C
Mostly sunny.