Frontenac in numbers
- Coordinates
- 41.7448, -88.2328
- Elevation
- 217 m above sea level
- Region
- Illinois
- Country
- United States, North America
- Capital
- Washington, D.C. — 1000 km away
- Same name
- 9 more places in the world share this name
What time is it in Frontenac, Illinois, United States
Check the current local time in Frontenac, Illinois, United States, which sits in the America/Chicago time zone (−5).
Frontenac, United States
Friday, 23 October 2026
UTC−5 · America/Chicago
Local time in Frontenac
UTC−5 · daylight saving time is active
What the clock shows right now in Frontenac.
The sun today
Sunrise 7:15 AM Solar noon 12:38 PM Sunset 6:01 PM Daylight 10 h 46 min Night 13 h 14 min Civil twilight 6:47 AM – 6:30 PM
Weather in Frontenac right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Frontenac and its neighbours
Postal codes
- 55026
- 66763
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 Frontenac
- Frontenac Missouri, United States
- Frontenac Kansas, United States
- Frontenac New Aquitaine, France
- Frontenac Minnesota, United States
- Frontenac Occitanie, France
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
- Eola — 3.7 km
- Scraper-Moecherville — 4.0 km
- Wolfs — 5.9 km
- Marywood — 7.2 km
- Aurora — 7.5 km
- Naperville — 8.4 km
Frontenac: clock, sun and surroundings
Time zone for Frontenac: America/Chicago, running at UTC−5. Clocks change for daylight saving: Yes.
Today Frontenac sees sunrise at 7:15 AM, sunset at 6:01 PM. Daylight comes out to 10 h 46 min.
If you are looking near Frontenac, both Eola and Scraper-Moecherville keep the same time.
Delivery zones in Frontenac are marked by 2 postal codes.
Questions and answers
- Which local time zone does Frontenac follow?
- Frontenac follows America/Chicago, with an offset of −5.
- Is summer time applied in Frontenac?
- Yes.
- What is the local sunset time in Frontenac?
- Local sunset is 6:01 PM.