Waterloo in numbers
- Coordinates
- 40.4495, -91.6688
- Elevation
- 169 m above sea level
- Region
- Missouri
- Country
- United States, North America
- Capital
- Washington, D.C. — 1263 km away
- Same name
- 97 more places in the world share this name
Local time right now in Waterloo, Missouri, United States appears above, in the America/Chicago time zone (−6).
Waterloo, United States
Monday, 2 November 2026
UTC−6 · America/Chicago
Local time in Waterloo
UTC−6 · no daylight saving time
Waterloo keeps America/Chicago clock_time.
Sunrise 6:39 AM Solar noon 11:51 AM Sunset 5:04 PM Daylight 10 h 25 min Night 13 h 35 min Civil twilight 6:10 AM – 5:32 PM
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Weather data by Open-Meteo, updated every 30 minutes.
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.
Set your clock for Waterloo and it will also be right in Clark City and Revere.
Postal areas within Waterloo come to 12.
Waterloo tells time by America/Chicago, an offset of UTC−6. Clock shift for daylight saving: No.
The sun shows itself over Waterloo at 6:39 AM and sets at 5:04 PM today. That is 10 h 25 min of light.