Dekalb in numbers
- Coordinates
- 41.9295, -88.7504
- Population
- 43 211
- Region
- Illinois
- Country
- United States, North America
- Capital
- Washington, D.C. — 1047 km away
- Same name
- 2 more places in the world share this name
Below you can see what the time is in Dekalb, Illinois, United States now, in the America/Chicago zone (−6).
Dekalb, United States
Friday, 13 November 2026
UTC−6 · America/Chicago
Local time in Dekalb
UTC−6 · no daylight saving time
Dekalb keeps America/Chicago clock_time.
Sunrise 6:43 AM Solar noon 11:41 AM Sunset 4:38 PM Daylight 9 h 54 min Night 14 h 06 min Civil twilight 6:14 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.
Dekalb appears under 1 postal code.
The name of the time zone in Dekalb is America/Chicago, and it runs UTC−6. Daylight saving time: No.
Expect sunrise at 6:43 AM and sunset at 4:38 PM in Dekalb today. Daylight adds up to 9 h 54 min.
Neighbouring places Dekalb County and Edgebrook Mobile Home Park run on Dekalb time.