Boulder in numbers
- Coordinates
- 38.6967, -89.2256
- Elevation
- 142 m above sea level
- Region
- Illinois
- Country
- United States, North America
- Capital
- Washington, D.C. — 1056 km away
- Same name
- 7 more places in the world share this name
What time is it in Boulder, Illinois, United States
The current local time in Boulder, Illinois, United States — time zone America/Chicago (−5) — is shown right here.
Boulder, United States
Saturday, 24 October 2026
UTC−5 · America/Chicago
Local time in Boulder
UTC−5 · daylight saving time is active
Local time in Boulder, Illinois.
The sun today
Sunrise 7:16 AM Solar noon 12:42 PM Sunset 6:08 PM Daylight 10 h 52 min Night 13 h 08 min Civil twilight 6:49 AM – 6:35 PM
Weather in Boulder right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Boulder and its neighbours
Postal codes
- 59632
- 80301
- 80302
- 80303
- 80304
- 80305
- 80306
- 80307
- 80308
- 80309
- 80310
- 80314
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 Boulder
- Boulder Colorado, United States
- Boulder Western Australia, Australia
- Boulder Montana, United States
- Boulder Wyoming, United States
- Boulder Idaho, 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
- Panorama Hills — 6.1 km
- Harbor Light Bay — 6.3 km
- Keyesport — 6.5 km
- North Harbor — 6.7 km
- Keyesport Landing — 7.8 km
- Ferrin — 9.7 km
Time and daylight in Boulder
12 postal codes are current for Boulder.
The name of the time zone in Boulder is America/Chicago, and it runs UTC−5. Daylight saving time: Yes.
In Boulder, today's sun rises at 7:16 AM and sets at 6:08 PM. Light stays for 10 h 52 min.
Clocks in Panorama Hills and Harbor Light Bay read the same as clocks in Boulder.
Questions and answers
- What is the time zone for Boulder?
- The time zone for Boulder is America/Chicago, with an offset of −5.
- Does daylight saving time reach Boulder?
- Daylight saving time in Boulder: Yes.
- When should I expect the sun to set in Boulder?
- Expect it at 6:08 PM.