Union in numbers
- Coordinates
- 42.2331, -88.5423
- Elevation
- 256 m above sea level
- Population
- 558
- Region
- Illinois
- Country
- United States, North America
- Capital
- Washington, D.C. — 1039 km away
- Same name
- 185 more places in the world share this name
What time is it in Union, Illinois, United States
What follows is the current local time in Union, Illinois, United States, in the America/Chicago zone (−5).
Union, United States
Friday, 23 October 2026
UTC−5 · America/Chicago
Local time in Union
UTC−5 · daylight saving time is active
What the clock shows right now in Union.
The sun today
Sunrise 7:17 AM Solar noon 12:40 PM Sunset 6:02 PM Daylight 10 h 45 min Night 13 h 15 min Civil twilight 6:49 AM – 6:30 PM
Weather in Union right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Union and its neighbours
Postal codes
- 03887
- 04862
- 07083
- 24983
- 29379
- 39365
- 41091
- 49130
- 50258
- 60180
- 63084
- 68455
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 Union
- Union New Jersey, United States
- Union Missouri, United States
- Union South Carolina, United States
- Union Ohio, United States
- Union Kentucky, 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
- Union — 1.4 km
- Coral — 2.5 km
- Franklinville — 5.5 km
- Marengo — 5.7 km
- Indian Trails — 7.0 km
- Harmony — 8.1 km
About the time in Union
People in Union keep America/Chicago, a zone offset of UTC−5. Seasonal time change: Yes.
The sun shows itself over Union at 7:17 AM and sets at 6:02 PM today. That is 10 h 45 min of light.
Union and Coral are near Union and do not differ from it in time.
There are 12 postal code zones in Union.
Questions and answers
- What is the time zone designation for Union?
- The time zone designation for Union is America/Chicago, with an offset of −5.
- Does daylight saving time apply in Union?
- Yes.
- When does the sun come up in Union?
- Sunrise in Union is at 7:17 AM.