Current Time in Mason City, Iowa, USA
4:54:29 AM
04:54:29
CDT (Central Daylight Time) · UTC−05:00
America/Chicago
Time zone details
Mason City is observing daylight saving time in 2026
Daylight in Mason City
Location facts
Place
- Country
- USA
- State
- Iowa
- County
- Cerro Gordo County
- Place type
- City or town
- Country currency
- US Dollar (USD)
Practical
- Country languages
- English, Spanish, Hawaiian, French
- Dialing code
- +1
- Population
- 27,366
- Elevation
- 344 m
Geography
- Geographic coordinates
- 43° 09' N / 93° 12' W
Convert Mason City time
Compare Mason City with another city or time zone
Mason City follows the same clock and daylight-saving rules as Des Moines
Popular conversions (current offsets)
All times shown relative to Mason City local time
Clock changes in Mason City
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
- 10 hr 35 min2 min 43 sec shorter than the previous day
Twilight
- Civil twilight
- –
- Nautical twilight
- –
- Astronomical twilight
- –
View full Sun & Moon detailsHide full Sun & Moon details
Sunday, October 25, 2026
View Mason City on SavvyTime's time-zone map
Sun
- Sunrise
- Sunset
- Day length
- 10 hr 35 min2 min 43 sec shorter than the previous day
- Solar noon
- (34.6° altitude)
Civil twilight
- Dawn to dusk
- –
Additional twilight
- Nautical dawn to dusk
- –
- Astronomical dawn to dusk
- –
Moon
- Phase
- Full Moon (100% illuminated)
- Moonrise
- Moonset
- Previous principal phase
- First Quarter — Sunday, October 18, 2026 at
- Next principal phase
- Full Moon — Sunday, October 25, 2026 at
Seven-day daylight outlook
| Local date | Sunrise | Sunset | Day length | Daily change |
|---|---|---|---|---|
| 10 hr 35 min | 2 min 43 sec shorter than the previous day | |||
| 10 hr 32 min | 2 min 43 sec shorter than the previous day | |||
| 10 hr 30 min | 2 min 42 sec shorter than the previous day | |||
| 10 hr 27 min | 2 min 41 sec shorter than the previous day | |||
| 10 hr 24 min | 2 min 39 sec shorter than the previous day | |||
| 10 hr 22 min | 2 min 39 sec shorter than the previous day | |||
| 10 hr 19 min | 2 min 37 sec shorter than the previous day |
Weather forecast for Mason City
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Plan around Mason City
Upcoming public holidays in Iowa
- Veterans Day
- Thanksgiving Day
- Christmas Day
Nearby scheduled airports for Mason City, Iowa, USA
Mason City Municipal AirportMCWMedium airport10.5 km west
Source: OurAirports record · MCW / KMCW
About 10.5 km (6.5 mi) west of Mason City
Scheduled airline service in source data
Waterloo Regional AirportALOMedium airport · Serves Waterloo93.1 km southeast
Source: OurAirports record · ALO / KALO
About 93.1 km (57.8 mi) southeast of Mason City
Scheduled airline service in source data
Rochester International AirportRSTMedium airport · Serves Rochester101 km northeast
Source: OurAirports record · RST / KRST
About 101 km (62.9 mi) northeast of Mason City
Scheduled airline service in source data
Nearby places
Frequently asked questions
- What time zone is Mason City in?
- Mason City uses Central Standard Time (CST, UTC−6) in winter and Central Daylight Time (CDT, UTC−5) in summer. Its IANA time zone is America/Chicago.
- When is the next clock change in Mason City?
- Clocks in Mason City move backward 1 hour on Sunday, November 1, 2026 at 2:00 AM, changing from CDT (UTC−05:00) to CST (UTC−06:00)
- Does Mason City observe daylight saving time?
- Yes. Mason City observes daylight saving time: CDT (UTC−5) in summer and CST (UTC−6) in winter.
- What is the UTC offset of Mason City?
- Mason City is UTC−6 in winter and UTC−5 in summer