Local Time in O'Fallon, United States
27°C / 81°F · Mainly clear
Currently business hoursDaylight Saving Time activeDST ends Nov 1
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Your Time
- IANA Zone
- America/Chicago
- Country
- United States
- Continent
- North America
Latest news in O'Fallon
- Florissant man detained by ICE after traffic stop to be deported after 26 years in U.S.STLPR · 63d ago
- Samuel L. McElya Jr. Obituary Apr 19, 2026Baue Funeral Homes · 95d ago
- Justice Department probes O’Fallon schools; Illinois Democrats call it a ‘sham’Belleville News-Democrat · 83d ago
- Watch parties in St. Louis for the USA vs Belgium matchKMOV · 17d ago
- News - Community honors Class of 2026 enlistees during America’s 250DVIDS · 109d ago
Headlines via Google News.
Map data via OpenStreetMapView larger map
O'Fallon vs. major world hubs
- -15 hours
- -14 hours
- -13 hours
- -13 hours
- -13 hours
- -10.5 hours
- -9 hours
- -8 hours
- -8 hours
- -8 hours
- -7 hours
- -7 hours
- -6 hours
- -6 hours
- UTC-5 hours
- -2 hours
- -1 hour
- -1 hour
- O'Fallon0
- +2 hours
Compare O'Fallon With Other Cities
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Frequently Asked Questions
- What time is it in O'Fallon right now?
- The current time in O'Fallon, United States is 04:30:23 PM (CDT), which is UTC-5.
- What time zone is O'Fallon in?
- O'Fallon uses the America/Chicago time zone (IANA identifier), currently abbreviated CDT, UTC-5.
- Does O'Fallon observe daylight saving time?
- Yes. O'Fallon observes daylight saving time, and is currently in daylight saving time. The next change is on November 1, 2026.
- What is the UTC offset in O'Fallon?
- O'Fallon is currently UTC-5 relative to Coordinated Universal Time (UTC).