United States
Time now in Mattoon
Saturday, 22 August 2026
Sunrise 06:12Sunset 07:40Time zone UTC −5
Time zone
America/Chicago
UTC offset
UTC −5
Daylight saving
In effect now
Population
18,555
Sunrise
06:12
Sunset
07:40
Day length
13h 28m
Coordinates
39.48, -88.36
Time difference from Mattoon
Hours ahead (right) or behind (left) Mattoon right now.
Mattoon on the map
About the time in Mattoon
Mattoon runs on America/Chicago, which puts the city UTC −5 from Coordinated Universal Time right now. The clock at the top of this page is not copied from your device: it is anchored to our reference timestamp and re-rendered every second against the IANA time zone database, so it stays right even when a laptop or phone has quietly drifted.
Around 18,555 people live in Mattoon, and all of them keep the same civil time, so the reading above applies to the whole urban area — not just the city centre.
Mattoon sits at latitude 39.48, in the mid-latitude band, so day length here swings noticeably between midwinter and midsummer — today's 13h 28m is one point on that curve, not a fixed value.
Frequently asked questions about time in Mattoon
- How far ahead or behind UTC is Mattoon?
- Mattoon is UTC −5 at this moment; the offset is read live, so it already accounts for daylight saving.
- Does Mattoon change its clocks for daylight saving?
- Yes, and it is in effect now. Clocks change again on 1 November 2026.
- When do the sun rise and set in Mattoon today?
- Sunrise is at 06:12 and sunset at 07:40, giving 13h 28m of daylight.
- What time is it in Mattoon right now?
- The live clock above shows the current time in Mattoon, updating every second from America/Chicago (UTC −5).
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