What time zone is Sumas in?

Sumas uses Pacific Standard Time (PST, UTC−8) in winter and Pacific Daylight Time (PDT, UTC−7) in summer. Its IANA time zone is America/Los_Angeles.

When is the next clock change in Sumas?

Clocks in Sumas move forward 1 hour on Sunday, March 14, 2027 at 2:00 AM, changing from PST (UTC−08:00) to PDT (UTC−07:00)

Does Sumas observe daylight saving time?

Yes. Sumas observes daylight saving time: PDT (UTC−7) in summer and PST (UTC−8) in winter.

What is the UTC offset of Sumas?

Sumas is UTC−8 in winter and UTC−7 in summer

Current Time in Sumas, Whatcom County, Washington, USA

7:23:17 PM

19:23:17

Saturday, November 14, 2026

PST (Pacific Standard Time) · UTC−08:00

America/Los_Angeles

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Time zone details

Sumas is currently on standard time; daylight saving time is observed in 2026

Daylight in Sumas

Sunrise7:17 AMSolar noon11:53 AMSunset4:29 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: Washington
County: Whatcom County
Place type: Populated place
Country currency: US Dollar (USD)

Practical

Country languages: English, Spanish, Hawaiian, French
Dialing code: +1
Population: 1,373
Elevation: 13 m

Geography

Geographic coordinates: 49° 00' N / 122° 15' W

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Clock changes in Sumas

Next clock change

Upcoming

Sunday, March 14, 2027

2:00 AM PST3:00 AM PDT

Clocks move forward 1 hour

Sunday, March 8, 2026past
Daylight saving time starts
2:00 AM PST3:00 AM PDT
Clocks move forward 1 hour
Sunday, November 1, 2026past
Daylight saving time ends
2:00 AM PDT1:00 AM PST
Clocks move back 1 hour

Future clock changes, 2027–2030

USA daylight saving time Clock changes worldwide

Sun & Moon details

Sunrise: 7:17 AM
Solar noon: 11:53 AM
Sunset: 4:29 PM
Daylight duration: 9 hr 12 min2 min 49 sec shorter than the previous day

Civil twilight: 6:42 AM – 5:03 PM
Nautical twilight: 6:04 AM – 5:42 PM
Astronomical twilight: 5:27 AM – 6:19 PM

Waxing CrescentMoon illumination26%

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Saturday, November 14, 2026

View Sumas on Savvy Time's time-zone map

Sun

Sunrise: 7:17 AM (southeast, 117.6°)
Sunset: 4:29 PM (southwest, 242.3°)
Day length: 9 hr 12 min2 min 49 sec shorter than the previous day
Solar noon: 11:53 AM (22.7° altitude)

Civil twilight

Dawn to dusk: 6:42 AM – 5:03 PM

Additional twilight

Nautical dawn to dusk: 6:04 AM – 5:42 PM
Astronomical dawn to dusk: 5:27 AM – 6:19 PM

Moon

Phase: Waxing Crescent (26% illuminated)
Moonrise: 12:20 PM (southeast, 128.4°)
Moonset: 8:35 PM (southwest, 233.5°)
Previous principal phase: New Moon — Sunday, November 8, 2026 at 11:02 PM
Next principal phase: First Quarter — Tuesday, November 17, 2026 at 3:48 AM

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local date	Sunrise	Sunset	Day length	Daily change
Saturday, November 14	7:17 AM	4:29 PM	9 hr 12 min	2 min 49 sec shorter than the previous day
Sunday, November 15	7:18 AM	4:27 PM	9 hr 09 min	2 min 46 sec shorter than the previous day
Monday, November 16	7:20 AM	4:26 PM	9 hr 06 min	2 min 44 sec shorter than the previous day
Tuesday, November 17	7:22 AM	4:25 PM	9 hr 04 min	2 min 40 sec shorter than the previous day
Wednesday, November 18	7:23 AM	4:24 PM	9 hr 01 min	2 min 38 sec shorter than the previous day
Thursday, November 19	7:25 AM	4:23 PM	8 hr 58 min	2 min 35 sec shorter than the previous day
Friday, November 20	7:26 AM	4:22 PM	8 hr 56 min	2 min 31 sec shorter than the previous day

Weather forecast for Sumas

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Plan around Sumas

Upcoming public holidays in Washington

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 Sumas in?: Sumas uses Pacific Standard Time (PST, UTC−8) in winter and Pacific Daylight Time (PDT, UTC−7) in summer. Its IANA time zone is America/Los_Angeles.
When is the next clock change in Sumas?: Clocks in Sumas move forward 1 hour on Sunday, March 14, 2027 at 2:00 AM, changing from PST (UTC−08:00) to PDT (UTC−07:00)
Does Sumas observe daylight saving time?: Yes. Sumas observes daylight saving time: PDT (UTC−7) in summer and PST (UTC−8) in winter.
What is the UTC offset of Sumas?: Sumas is UTC−8 in winter and UTC−7 in summer