Current Time in Mason City, Mason County, Illinois, USA

2:37:55 AM

02:37:55

CST (Central Standard Time) · UTC−06:00

America/Chicago

Clock format
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Time zone details

Mason City is currently on standard time; daylight saving time is observed in 2026

Daylight in Mason City

Sunrise6:43 AMSolar noon11:43 AMSunset4:42 PM
Next clock changeMar 14, 2027 · Clocks move forward 1 hour · in 119 daysUpcomingView detailsWeather nowLoading current forecast…Forecast details

Location facts

Place

Country
USA
State
Illinois
County
Mason County
Place type
Populated place
Country currency
US Dollar (USD)

Practical

Country languages
English, Spanish, Hawaiian, French
Dialing code
+1
Population
2,180
Elevation
177 m

Geography

Geographic coordinates
40° 12' N / 89° 41' W
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Clock changes in Mason City

Next clock change

Upcoming

2:00 AM CST3:00 AM CDT

Clocks move forward 1 hour

2026

  1. past

    Daylight saving time starts

    2:00 AM CST3:00 AM CDT

    Clocks move forward 1 hour

  2. past

    Daylight saving time ends

    2:00 AM CDT1:00 AM CST

    Clocks move back 1 hour

Future clock changes, 2027–2030
USA daylight saving timeClock changes worldwide

Sun & Moon details

Sun

Sunrise
Solar noon
Sunset
Daylight duration
9 hr 59 min2 min shorter than the previous day

Twilight

Civil twilight
–
Nautical twilight
–
Astronomical twilight
–
Waxing CrescentMoon illumination25%
View full Sun & Moon detailsHide full Sun & Moon details

Saturday, November 14, 2026

View Mason City on Savvy Time's time-zone map

Sun

Sunrise
Sunset
Day length
9 hr 59 min2 min shorter than the previous day
Solar noon
(31.5° altitude)

Civil twilight

Dawn to dusk
–

Additional twilight

Nautical dawn to dusk
–
Astronomical dawn to dusk
–

Moon

Phase
Waxing Crescent (25% illuminated)
Moonrise
Moonset
Previous principal phase
New Moon — Monday, November 9, 2026 at
Next principal phase
First Quarter — Tuesday, November 17, 2026 at

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local dateSunriseSunsetDay lengthDaily change
9 hr 59 min2 min shorter than the previous day
9 hr 57 min1 min 58 sec shorter than the previous day
9 hr 55 min1 min 56 sec shorter than the previous day
9 hr 53 min1 min 54 sec shorter than the previous day
9 hr 52 min1 min 51 sec shorter than the previous day
9 hr 50 min1 min 50 sec shorter than the previous day
9 hr 48 min1 min 47 sec shorter than the previous day

Weather forecast for Mason City

Temperature unit

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Plan around Mason City

Upcoming public holidays in Illinois

  1. Thanksgiving Day
  2. Christmas Day
  3. New Year's Day

Nearby places

PekinTazewell County41 kmNSpringfieldSangamon County45 kmSMortonTazewell County50 kmNEEast PeoriaTazewell County53 kmNPeoriaPeoria County55 kmNNorth PeoriaPeoria County58 kmNWashingtonTazewell County61 kmNEBloomingtonMcLean County67 kmNEJacksonvilleMorgan County69 kmSWNormalMcLean County69 kmNEDecaturMacon County75 kmSEMacombMcDonough County87 kmW
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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 forward 1 hour on Sunday, March 14, 2027 at 2:00 AM, changing from CST (UTC−06:00) to CDT (UTC−05:00)
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