Union in numbers
- Coordinates
- 40.2875, -89.3670
- Elevation
- 220 m above sea level
- Region
- Illinois
- Country
- United States, North America
- Capital
- Washington, D.C. — 1067 km away
- Same name
- 185 more places in the world share this name
What time is it in Union, Illinois, United States
Get the current local time in Union, Illinois, United States, a location in the America/Chicago time zone (−5).
Union, United States
Tuesday, 20 October 2026
UTC−5 · America/Chicago
Local time in Union
UTC−5 · daylight saving time is active
Local time in Union, Illinois.
The sun today
Sunrise 7:14 AM Solar noon 12:43 PM Sunset 6:12 PM Daylight 10 h 58 min Night 13 h 02 min Civil twilight 6:47 AM – 6:40 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
About the time in Union
12 postal codes are current for Union.
Union reads its time from America/Chicago, placed at UTC−5. Whether daylight saving time is observed: Yes.
Today, Union has first light at 7:14 AM and last light at 6:12 PM. Daylight lasts 10 h 58 min.
Union shares its time with neighbouring Lucas and Burt.
Questions and answers
- What time zone includes Union?
- The time zone that includes Union is America/Chicago, with an offset of −5.
- Do clocks change in Union during the year?
- Daylight saving in Union: Yes.
- At what time is the sun rising in Union?
- The sun is rising at 7:14 AM.