Time in Waterloo, Iowa, United States
Waterloo currently uses Central Standard Time (CST), and the time zone offset is UTC-06:00.
What time is it in Waterloo?
The current time in Waterloo is 3:18 am (November 10, 2026). The sun rises at 6:53 am and set at 4:53 pm. The length of the day is 10 hours and 0 minutes. Sunrise tomorrow is at 6:54 am, and sunset is at 4:52 pm.
Sunrise
6:53 am
Sunset
4:53 pm
00:00
The next time change in Waterloo

Clocks in Waterloo will move ahead one hour on the second Sunday in March, with the time change taking place at 2 am on Sunday, March 14, 2027.
