O'Fallon Weather

  Su Aug 31 Mo Sep 01 Tu Sep 02 We Sep 03
Tmin
18-06
20°C 22°C 23°C 21°C
Tmax
06-18
33°C 34°C 30°C 31°C
morning
24-06
partly fog  few clouds  various clouds , rain various clouds
a.m.
06-12
mostly sunny  various clouds  various clouds  various clouds
p.m.
12-18
mostly sunny  mostly sunny  mostly sunny  various clouds
evening
18-24
few clouds  various clouds  few clouds  various clouds , rain
Last updated: Su, 31 Aug, 04:24 BST
Nearby Forecast Locations - Malpensa Airport - map
Nearby Forecast Locations - O'Fallon Distance
Wentzville 13.1 km
Chesterfield 15.5 km
St Charles 28.7 km
Hazelwood 28.9 km
St. Louis 29.2 km
Washington 33.2 km
Ladue 33.4 km
Black Jack 37.6 km
East St. Louis 53.5 km
Alton 57.8 km
Festus 68.3 km
Sullivan 75.0 km

Forecast: O'Fallon Region

In the next few days, it's partly cloudy. During the day there is no rain. The heat is decreasing: From 34 degrees on Monday the daily highs drop to 30 degrees on Tuesday.