O'Fallon in numbers
- Coordinates
- 38.6722, -90.2295
- Elevation
- 153 m above sea level
- Region
- Missouri
- Country
- United States, North America
- Capital
- Washington, D.C. — 1143 km away
- Same name
- 2 more places in the world share this name
What time is it in O'Fallon, Missouri, United States
Find out what time it is now in O'Fallon, Missouri, United States — the local clock runs on America/Chicago (−5).
O'Fallon, United States
Saturday, 24 October 2026
UTC−5 · America/Chicago
Local time in O'Fallon
UTC−5 · daylight saving time is active
Local time in O'Fallon, Missouri.
The sun today
Sunrise 7:20 AM Solar noon 12:46 PM Sunset 6:12 PM Daylight 10 h 52 min Night 13 h 08 min Civil twilight 6:53 AM – 6:39 PM
Weather in O'Fallon right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
O'Fallon and its neighbours
Postal codes
- 63115 Saint Louis — 0.9 km away
- 63107 Saint Louis — 1.7 km away
- 63113 Saint Louis — 2.3 km away
- 63178 Saint Louis — 2.4 km away
- 63177 Saint Louis — 2.4 km away
- 63171 Saint Louis — 2.4 km away
- 63166 Saint Louis — 2.4 km away
- 63164 Saint Louis — 2.4 km away
- 63163 Saint Louis — 2.4 km away
- 63160 Saint Louis — 2.4 km away
- 63158 Saint Louis — 2.4 km away
- 63157 Saint Louis — 2.4 km away
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
Largest cities in Missouri
- Kansas City 475 378
- St. Louis 279 695
- Springfield 170 188
- Kansas City 152 933
- Columbia 129 330
- Independence 117 255
Other places named O'Fallon
Same time zone — America/Chicago
- Chicago United States
- Houston United States
- San Antonio United States
- Dallas United States
- Fort Worth United States
- Austin United States
Nearby places
- Baden — 3.7 km
- Newport — 4.8 km
- Pine Lawn — 4.8 km
- Hillsdale — 4.9 km
- Venice — 5.2 km
- North Venice — 5.6 km
Local time details for O'Fallon
Time in O'Fallon applies without change in Baden and Newport nearby.
12 codes are used to address mail in O'Fallon.
O'Fallon keeps time under America/Chicago. That places it at UTC−5, with daylight saving time Yes.
In O'Fallon, today's sun rises at 7:20 AM and sets at 6:12 PM. Light stays for 10 h 52 min.
Questions and answers
- Which time zone value belongs to O'Fallon?
- The time zone value for O'Fallon is America/Chicago, with an offset of −5.
- Is the time in O'Fallon adjusted seasonally?
- Yes.
- Please give the sunrise time for O'Fallon.
- The sun rises at 7:20 AM.