What time zone is Columbus Junction in?

Columbus Junction 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 Columbus Junction?

Clocks in Columbus Junction 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 Columbus Junction observe daylight saving time?

Yes. Columbus Junction observes daylight saving time: CDT (UTC−5) in summer and CST (UTC−6) in winter.

What is the UTC offset of Columbus Junction?

Columbus Junction is UTC−6 in winter and UTC−5 in summer

Current Time in Columbus Junction, Louisa County, Iowa, USA

2:35:01 AM

02:35:01

Saturday, November 14, 2026

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

America/Chicago

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Time zone details

Columbus Junction is currently on standard time; daylight saving time is observed in 2026

Daylight in Columbus Junction

Sunrise6:52 AMSolar noon11:49 AMSunset4:46 PM

Next clock changeMar 14, 2027 · Clocks move forward 1 hour · in 119 daysUpcomingView details Weather nowLoading current forecast…Forecast details

Location facts

Place

Country: USA
State: Iowa
County: Louisa County
Place type: Populated place
Country currency: US Dollar (USD)

Practical

Country languages: English, Spanish, Hawaiian, French
Dialing code: +1
Population: 1,860
Elevation: 184 m

Geography

Geographic coordinates: 41° 16' N / 91° 21' W

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Clock changes in Columbus Junction

Next clock change

Upcoming

Sunday, March 14, 2027

2:00 AM CST3:00 AM CDT

Clocks move forward 1 hour

Sunday, March 8, 2026past
Daylight saving time starts
2:00 AM CST3:00 AM CDT
Clocks move forward 1 hour
Sunday, November 1, 2026past
Daylight saving time ends
2:00 AM CDT1:00 AM CST
Clocks move back 1 hour

Future clock changes, 2027–2030

USA daylight saving time Clock changes worldwide

Sun & Moon details

Sunrise: 6:52 AM
Solar noon: 11:49 AM
Sunset: 4:46 PM
Daylight duration: 9 hr 54 min2 min 5 sec shorter than the previous day

Civil twilight: 6:22 AM – 5:16 PM
Nautical twilight: 5:49 AM – 5:49 PM
Astronomical twilight: 5:17 AM – 6:22 PM

Waxing CrescentMoon illumination25%

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Saturday, November 14, 2026

View Columbus Junction on Savvy Time's time-zone map

Sun

Sunrise: 6:52 AM (southeast, 113.9°)
Sunset: 4:46 PM (southwest, 245.9°)
Day length: 9 hr 54 min2 min 5 sec shorter than the previous day
Solar noon: 11:49 AM (30.4° altitude)

Civil twilight

Dawn to dusk: 6:22 AM – 5:16 PM

Additional twilight

Nautical dawn to dusk: 5:49 AM – 5:49 PM
Astronomical dawn to dusk: 5:17 AM – 6:22 PM

Moon

Phase: Waxing Crescent (25% illuminated)
Moonrise: 11:42 AM (southeast, 123.3°)
Moonset: 8:57 PM (southwest, 238.4°)
Previous principal phase: New Moon — Monday, November 9, 2026 at 1:02 AM
Next principal phase: First Quarter — Tuesday, November 17, 2026 at 5:48 AM

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local date	Sunrise	Sunset	Day length	Daily change
Saturday, November 14	6:52 AM	4:46 PM	9 hr 54 min	2 min 5 sec shorter than the previous day
Sunday, November 15	6:53 AM	4:45 PM	9 hr 52 min	2 min 3 sec shorter than the previous day
Monday, November 16	6:55 AM	4:45 PM	9 hr 50 min	2 min 1 sec shorter than the previous day
Tuesday, November 17	6:56 AM	4:44 PM	9 hr 48 min	1 min 58 sec shorter than the previous day
Wednesday, November 18	6:57 AM	4:43 PM	9 hr 46 min	1 min 57 sec shorter than the previous day
Thursday, November 19	6:58 AM	4:42 PM	9 hr 44 min	1 min 54 sec shorter than the previous day
Friday, November 20	6:59 AM	4:42 PM	9 hr 42 min	1 min 51 sec shorter than the previous day

Weather forecast for Columbus Junction

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Plan around Columbus Junction

Upcoming public holidays in Iowa

Thu, Nov 26, 2026Thanksgiving Day
Fri, Dec 25, 2026Christmas Day
Fri, Jan 1, 2027New Year's Day

Nearby places

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Frequently asked questions

What time zone is Columbus Junction in?: Columbus Junction 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 Columbus Junction?: Clocks in Columbus Junction 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 Columbus Junction observe daylight saving time?: Yes. Columbus Junction observes daylight saving time: CDT (UTC−5) in summer and CST (UTC−6) in winter.
What is the UTC offset of Columbus Junction?: Columbus Junction is UTC−6 in winter and UTC−5 in summer