Summit in numbers
- Coordinates
- 41.7881, -87.8103
- Elevation
- 187 m above sea level
- Population
- 11 389
- Region
- Illinois
- Country
- United States, North America
- Capital
- Washington, D.C. — 967 km away
- Same name
- 60 more places in the world share this name
Below you can see what the time is in Summit, Illinois, United States now, in the America/Chicago zone (−6).
Summit, United States
Tuesday, 10 November 2026
UTC−6 · America/Chicago
Local time in Summit
UTC−6 · no daylight saving time
Local time in Summit, Illinois.
Sunrise 6:36 AM Solar noon 11:36 AM Sunset 4:37 PM Daylight 10 h 02 min Night 13 h 58 min Civil twilight 6:06 AM – 5:07 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.
Summit has sunrise at 6:36 AM today and sunset at 4:37 PM. Light holds for 10 h 02 min.
Summit and its neighbours Lyons and Mccook keep one clock.
Mail addressed to Summit uses 7 postal codes.
The name of the time zone in Summit is America/Chicago, and it runs UTC−6. Daylight saving time: No.