Current Time in O'Fallon
United States · America/Chicago · Pop. 85,040
Sun & Daylight
Sunrise
06:42 AM
Sunset
07:28 PM
Solar Noon
01:05 PM
Day Length
-11.2h
Weather
☁️
20.7°C
Overcast
Feels Like
19°C
Humidity
74%
Wind
25.7 km/h
UV Index
0
Timezone
- IANA ID
- America/Chicago
- Abbreviation
- CDT
- UTC Offset
- UTC-05:00
- DST Active
- Yes
- Next Change
- Nov 1, 2026
- Elevation
- 165m