Dennison in numbers
- Coordinates
- 39.4609, -87.5978
- Elevation
- 177 m above sea level
- Region
- Illinois
- Country
- United States, North America
- Capital
- Washington, D.C. — 912 km away
- Same name
- 5 more places in the world share this name
What time is it in Dennison, Illinois, United States
Find the present-moment local time in Dennison, Illinois, United States, which uses America/Chicago (−6).
Dennison, United States
Friday, 13 November 2026
UTC−6 · America/Chicago
Local time in Dennison
UTC−6 · no daylight saving time
Dennison keeps America/Chicago clock_time.
The sun today
Sunrise 6:33 AM Solar noon 11:36 AM Sunset 4:39 PM Daylight 10 h 05 min Night 13 h 55 min Civil twilight 6:05 AM – 5:07 PM
Weather in Dennison right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Dennison and its neighbours
Postal codes
- 44621
- 55018
- 62423
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 Illinois
Other places named Dennison
- Dennison Ohio, United States
- Dennison Minnesota, United States
- Dennison Louisiana, United States
- Dennison Michigan, United States
- Dennison Arizona, United States
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
- Mckeen — 1.4 km
- Patton — 3.8 km
- Ferrel — 4.1 km
- Farrington — 4.6 km
- Weaver — 4.8 km
- Griffin (historical) — 5.1 km
Time and daylight in Dennison
The day begins at Dennison with sunrise at 6:33 AM and ends with sunset at 4:39 PM. Daylight totals 10 h 05 min.
Look nearby and you will see Mckeen and Patton on the same clock as Dennison.
Dennison includes 3 postal codes.
Clocks in Dennison are set by America/Chicago and read UTC−6. Daylight saving time: No.
Questions and answers
- Which time zone is used in Dennison?
- The time zone used in Dennison is America/Chicago, with an offset of −6.
- Is the offset in Dennison changed for daylight saving?
- No.
- At what hour does the sun rise in Dennison?
- At 6:33 AM.