O'Fallon, MO Hourly Weather Forecast

Waning crescent
Morning temperature of 25 °C, afternoon 34°, evening 26° and night 20°. Morning temperature of 78 degrees, afternoon 94°, evening 79° and night 69°.
Clear, evening showers, night overcast.
Updated 6/9 4:40 AM 04:40
The hourly local weather forecast shows hour by hour weather conditions like temperature, feels like temperature, humidity, amount of precipitation and chance of precipitation, wind and gusts for O'Fallon.
Last visited
Nearest Observations
St. Louis, Spirit Of St. Louis Airport
Dewpoint 21° 70°
Rel. hum. 89 %
Feels like +24° 75°
Pressure 1014 hPa 29.9 inHg 760.3 mmHg
Visibility 16000 m 10 mi
St. Charles, St. Charles County Smartt Airport
Dewpoint 22° 72°
Rel. hum. 89 %
Feels like +24° 75°
Pressure 1014 hPa 29.9 inHg 760.4 mmHg
Visibility 16000 m 10 mi
St. Louis, Lambert-St. Louis International Airport
Dewpoint 21° 70°
Rel. hum. 83 %
Feels like +25° 77°
Pressure 1014 hPa 29.9 inHg 760.3 mmHg
Visibility 16000 m 10 mi
Nearest observations show current weather observations from your nearest weather stations.