Mason in numbers
- Coordinates
- 37.5237, -89.2542
- Elevation
- 178 m above sea level
- Region
- Illinois
- Country
- United States, North America
- Capital
- Washington, D.C. — 1077 km away
- Same name
- 28 more places in the world share this name
What time is it in Mason, Illinois, United States
You can see the current local time of Mason, Illinois, United States on this page, in the America/Chicago zone (−5).
Mason, United States
Friday, 23 October 2026
UTC−5 · America/Chicago
Local time in Mason
UTC−5 · daylight saving time is active
Mason keeps America/Chicago clock_time.
The sun today
Sunrise 7:14 AM Solar noon 12:42 PM Sunset 6:11 PM Daylight 10 h 57 min Night 13 h 03 min Civil twilight 6:47 AM – 6:38 PM
Weather in Mason right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Mason and its neighbours
Postal codes
- 25260
- 38049
- 41054
- 45040
- 48854
- 54856
- 62443
- 76856
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 Mason
- Mason Ohio, United States
- Mason Michigan, United States
- Mason Texas, United States
- Mason Tennessee, United States
- Mason New Hampshire, 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
- Cobden — 0.9 km
- Mountain Glen — 3.2 km
- Kaolin — 4.3 km
- Union County — 5.8 km
- Anna — 7.1 km
- Alto Pass — 7.6 km
Local time details for Mason
8 postal codes serve Mason.
Mason lies in the America/Chicago time zone, offset UTC−5. Seasonal adjustment of clocks: Yes.
In Mason the sun appears at 7:14 AM and disappears at 6:11 PM today. Daylight stretches 10 h 57 min.
In Cobden and Mountain Glen the clock agrees with Mason.
Questions and answers
- Which time zone is observed in Mason?
- Mason observes the America/Chicago time zone, with an offset of −5.
- Does Mason move its clocks forward at any time?
- Yes.
- How do I know when the sun sets in Mason?
- Sunset there is at 6:11 PM.