Eureka in numbers
- Coordinates
- 38.5025, -90.6279
- Elevation
- 139 m above sea level
- Population
- 10 602
- Region
- Missouri
- Country
- United States, North America
- Capital
- Washington, D.C. — 1179 km away
- Same name
- 67 more places in the world share this name
Learn the current time in Eureka, Missouri, United States, a place in the America/Chicago time zone (−6).
Eureka, United States
Friday, 13 November 2026
UTC−6 · America/Chicago
Local time in Eureka
UTC−6 · no daylight saving time
Eureka keeps America/Chicago clock_time.
Sunrise 6:43 AM Solar noon 11:48 AM Sunset 4:53 PM Daylight 10 h 10 min Night 13 h 50 min Civil twilight 6:15 AM – 5:21 PM
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Weather data by Open-Meteo, updated every 30 minutes.
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.
12 postal codes are attached to Eureka.
The name of the time zone in Eureka is America/Chicago, and it runs UTC−6. Daylight saving time: No.
The sun breaks the horizon at Eureka at 6:43 AM and leaves it at 4:53 PM. Daylight comes to 10 h 10 min.
Crescent and Allenton are close to Eureka and observe the same time.