Current Time in Waterloo, Iowa, USA
4:15:12 PM
16:15:12
CDT (Central Daylight Time) · UTC−05:00
America/Chicago
Time zone details
Waterloo is observing daylight saving time in 2026
Daylight in Waterloo
Location facts
Place
- Country
- USA
- State
- Iowa
- County
- Black Hawk County
- Place type
- City or town
- Country currency
- US Dollar (USD)
Practical
- Languages
- English, Spanish, Hawaiian, French
- Dialing code
- +1
- Population
- 68,460
- Elevation
- 261 m
Geography
- Geographic coordinates
- 42° 29' N / 92° 20' W
Convert Waterloo time
Compare Waterloo with another city or time zone
Popular conversions (current offsets)
All times shown relative to Waterloo local time
Clock changes in Waterloo
2:00 AM CDT1:00 AM CST
Clocks move back 1 hour
2026
past
Daylight saving time starts
2:00 AM CST3:00 AM CDT
Clocks move forward 1 hour
upcoming
Daylight saving time ends
2:00 AM CDT1:00 AM CST
Clocks move back 1 hour
Future clock changes, 2027–2030
Sun & Moon details
Sun
- Sunrise
- Solar noon
- Sunset
- Daylight duration
- 12 hr 41 min2 min 50 sec shorter than the previous day
Twilight
- Civil twilight
- –
- Nautical twilight
- –
- Astronomical twilight
- –
View full Sun & Moon detailsHide full Sun & Moon details
Friday, September 11, 2026
View Waterloo on SavvyTime's time-zone map
Sun
- Sunrise
- Sunset
- Day length
- 12 hr 41 min2 min 50 sec shorter than the previous day
- Solar noon
- (51.9° altitude)
Civil twilight
- Dawn to dusk
- –
Additional twilight
- Nautical dawn to dusk
- –
- Astronomical dawn to dusk
- –
Moon
- Phase
- New Moon (0% illuminated)
- Moonrise
- Moonset
- Previous principal phase
- New Moon — Thursday, September 10, 2026 at
- Next principal phase
- First Quarter — Friday, September 18, 2026 at
Seven-day daylight outlook
| Local date | Sunrise | Sunset | Day length | Daily change |
|---|---|---|---|---|
| 12 hr 41 min | 2 min 50 sec shorter than the previous day | |||
| 12 hr 38 min | 2 min 49 sec shorter than the previous day | |||
| 12 hr 35 min | 2 min 50 sec shorter than the previous day | |||
| 12 hr 32 min | 2 min 50 sec shorter than the previous day | |||
| 12 hr 29 min | 2 min 50 sec shorter than the previous day | |||
| 12 hr 26 min | 2 min 50 sec shorter than the previous day | |||
| 12 hr 24 min | 2 min 51 sec shorter than the previous day |
Weather forecast for Waterloo
Loading weather forecast…
Plan around Waterloo
Time context
Waterloo follows the same clock and daylight-saving rules as Des Moines
Current time offsetUTC−05:00 (CDT)
View time differencesUpcoming public holidays in Iowa
- Indigenous Peoples' Day
- Veterans Day
- Thanksgiving Day
Nearby scheduled airports for Waterloo, Iowa, USA
Waterloo Regional AirportALOMedium airport8.6 km north-northwest
Source: OurAirports record · ALO / KALO
About 8.6 km (5.3 mi) north-northwest of Waterloo
Scheduled airline service in source data
The Eastern Iowa AirportCIDMedium airport · Serves Cedar Rapids85.3 km southeast
Source: OurAirports record · CID / KCID
About 85.3 km (53.0 mi) southeast of Waterloo
Scheduled airline service in source data
Mason City Municipal AirportMCWMedium airport · Serves Mason City109 km northwest
Source: OurAirports record · MCW / KMCW
About 109 km (68.0 mi) northwest of Waterloo
Scheduled airline service in source data
Frequently asked questions
- What time zone is Waterloo in?
- Waterloo currently uses Central Daylight Time (CDT). Its IANA time zone is America/Chicago.
- When is the next clock change in Waterloo?
- Clocks in Waterloo move backward 1 hour on Sunday, November 1, 2026 at 2:00 AM, changing from CDT (UTC−05:00) to CST (UTC−06:00)
- Is Waterloo currently on daylight saving time?
- Waterloo is observing daylight saving time in 2026
- What is the UTC offset in Waterloo right now?
- Waterloo is currently UTC−05:00