10-day forecast · O'Fallon
Day-by-day outlook up to 14 days: highs, lows, precipitation totals, wind and UV. Planning further ahead? Open the 30-day outlook →
Fri · Today
Partly cloudy
44°
35°
7%
⌄
Wind11 mph N
Gusts20 mph
UV index3 – Low
Precip chance7%
Sunrise6:43 AM
Sunset4:50 PM
Sat · Tomorrow
Sunny
47°
31°
4%
⌄
Wind5 mph N
Gusts10 mph
UV index3 – Low
Precip chance4%
Sunrise6:44 AM
Sunset4:50 PM
Sunday 15/11
Sunny
52°
34°
5%
⌄
Wind3 mph E
Gusts8 mph
UV index4 – Moderate
Precip chance5%
Sunrise6:45 AM
Sunset4:49 PM
Monday 16/11
Sunny
54°
35°
4%
⌄
Wind5 mph SE
Gusts8 mph
UV index4 – Moderate
Precip chance4%
Sunrise6:46 AM
Sunset4:48 PM
Tuesday 17/11
Sunny
56°
36°
5%
⌄
Wind7 mph SE
Gusts16 mph
UV index4 – Moderate
Precip chance5%
Sunrise6:47 AM
Sunset4:47 PM
Wednesday 18/11
Sunny
59°
39°
7%
⌄
Wind9 mph S
Gusts23 mph
UV index4 – Moderate
Precip chance7%
Sunrise6:48 AM
Sunset4:47 PM
Thursday 19/11
Showers
59°
49°
0.02 in
⌄
Wind9 mph S
Gusts23 mph
UV index3 – Moderate
Precip chance48% · 0.02 in
Sunrise6:49 AM
Sunset4:46 PM
Friday 20/11
Mostly cloudy
64°
53°
0.10 in
⌄
Wind4 mph SW
Gusts9 mph
UV index4 – Moderate
Precip chance72% · 0.10 in
Sunrise6:50 AM
Sunset4:45 PM
Saturday 21/11
Partly cloudy
65°
50°
14%
⌄
Wind3 mph S
Gusts15 mph
UV index5 – Moderate
Precip chance14%
Sunrise6:51 AM
Sunset4:45 PM
Sunday 22/11
Mostly cloudy
65°
51°
21%
⌄
Wind9 mph SE
Gusts24 mph
UV index4 – Moderate
Precip chance21%
Sunrise6:52 AM
Sunset4:44 PM
Monday 23/11
Drizzle
58°
46°
0.34 in
⌄
Wind10 mph SE
Gusts26 mph
UV index3 – Moderate
Precip chance90% · 0.34 in
Sunrise6:54 AM
Sunset4:44 PM
Tuesday 24/11
Showers
49°
40°
0.06 in
⌄
Wind10 mph NW
Gusts23 mph
UV index3 – Moderate
Precip chance57% · 0.06 in
Sunrise6:55 AM
Sunset4:43 PM
Wednesday 25/11
Sunny
47°
35°
6%
⌄
Wind8 mph NW
Gusts21 mph
UV index3 – Moderate
Precip chance6%
Sunrise6:56 AM
Sunset4:43 PM
Thursday 26/11
Sunny
46°
33°
5%
⌄
Wind2 mph NE
Gusts14 mph
UV index3 – Moderate
Precip chance5%
Sunrise6:57 AM
Sunset4:42 PM