What time zone is Saint John in?

Saint John 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 Saint John?

Clocks in Saint John 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 Saint John observe daylight saving time?

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

What is the UTC offset of Saint John?

Saint John is UTC−6 in winter and UTC−5 in summer

Current Time in Saint John, Saint Louis County, Missouri, USA

2:05:38 PM

14:05:38

Saturday, October 24, 2026

CDT (Central Daylight Time) · UTC−05:00

America/Chicago

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Time zone details

Saint John is observing daylight saving time in 2026

Daylight in Saint John

Sunrise7:19 AMSolar noon12:45 PMSunset6:10 PM

Next clock changeNov 1, 2026 · Clocks move back 1 hour · in 7 daysUpcomingView details Weather nowLoading current forecast…Forecast details

Location facts

Place

Country: USA
State: Missouri
County: Saint Louis County
Place type: Populated place
Country currency: US Dollar (USD)

Practical

Country languages: English, Spanish, Hawaiian, French
Dialing code: +1
Population: 6,584
Elevation: 196 m

Geography

Geographic coordinates: 38° 42' N / 90° 20' W

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Clock changes in Saint John

Next clock change

Upcoming

Sunday, November 1, 2026

2:00 AM CDT1:00 AM CST

Clocks move back 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, 2026upcoming
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: 7:19 AM
Solar noon: 12:45 PM
Sunset: 6:10 PM
Daylight duration: 10 hr 51 min2 min 20 sec shorter than the previous day

Civil twilight: 6:52 AM – 6:37 PM
Nautical twilight: 6:21 AM – 7:08 PM
Astronomical twilight: 5:50 AM – 7:39 PM

Full MoonMoon illumination97%

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Saturday, October 24, 2026

View Saint John on SavvyTime's time-zone map

Sun

Sunrise: 7:19 AM (east, 104.6°)
Sunset: 6:10 PM (west, 255.2°)
Day length: 10 hr 51 min2 min 20 sec shorter than the previous day
Solar noon: 12:45 PM (39.4° altitude)

Civil twilight

Dawn to dusk: 6:52 AM – 6:37 PM

Additional twilight

Nautical dawn to dusk: 6:21 AM – 7:08 PM
Astronomical dawn to dusk: 5:50 AM – 7:39 PM

Moon

Phase: Full Moon (97% illuminated)
Moonrise: 5:08 PM (east, 78.1°)
Moonset: 5:35 AM (west, 278.0°)
Previous principal phase: First Quarter — Sunday, October 18, 2026 at 11:13 AM
Next principal phase: Full Moon — Sunday, October 25, 2026 at 11:12 PM

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local date	Sunrise	Sunset	Day length	Daily change
Saturday, October 24	7:19 AM	6:10 PM	10 hr 51 min	2 min 20 sec shorter than the previous day
Sunday, October 25	7:21 AM	6:09 PM	10 hr 48 min	2 min 19 sec shorter than the previous day
Monday, October 26	7:22 AM	6:08 PM	10 hr 46 min	2 min 18 sec shorter than the previous day
Tuesday, October 27	7:23 AM	6:06 PM	10 hr 44 min	2 min 18 sec shorter than the previous day
Wednesday, October 28	7:24 AM	6:05 PM	10 hr 41 min	2 min 16 sec shorter than the previous day
Thursday, October 29	7:25 AM	6:04 PM	10 hr 39 min	2 min 16 sec shorter than the previous day
Friday, October 30	7:26 AM	6:03 PM	10 hr 37 min	2 min 15 sec shorter than the previous day

Weather forecast for Saint John

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Plan around Saint John

Upcoming public holidays in Missouri

Wed, Nov 11, 2026Veterans Day
Thu, Nov 26, 2026Thanksgiving Day
Fri, Dec 25, 2026Christmas Day

Nearby places

Browse places in USA

Frequently asked questions

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