United States
Time now in Rock Falls
Monday, 24 August 2026
Sunrise 06:15Sunset 07:47Time zone UTC −5
Time zone
America/Chicago
UTC offset
UTC −5
Daylight saving
In effect now
Population
9,266
Sunrise
06:15
Sunset
07:47
Day length
13h 32m
Coordinates
41.77, -89.69
Time difference from Rock Falls
Hours ahead (right) or behind (left) Rock Falls right now.
Rock Falls on the map
About the time in Rock Falls
Sunrise today lands at 06:15 and sunset at 07:47 local time, giving 13h 32m of daylight. Those figures come from the city's own coordinates (41.77, -89.69) rather than a country-wide average, so they match what you would actually see from a window in Rock Falls.
Rock Falls 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.
If you are coordinating from another country, the shortcut is the working window: a normal Rock Falls day of 09:00–17:00 falls between 14:00–22:00 UTC. Convert your own hours into UTC once and you can tell at a glance whether someone there is likely to be at their desk.
Frequently asked questions about time in Rock Falls
- Which time zone is Rock Falls in?
- Rock Falls uses America/Chicago, currently UTC −5.
- What are normal business hours in Rock Falls in UTC?
- A 09:00–17:00 working day in Rock Falls runs from 14:00–22:00 UTC today.
- How far ahead or behind UTC is Rock Falls?
- Rock Falls is UTC −5 at this moment; the offset is read live, so it already accounts for daylight saving.
- What time is it in Rock Falls right now?
- The live clock above shows the current time in Rock Falls, updating every second from America/Chicago (UTC −5).
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