What time zone is Acalanes Ridge in?

Acalanes Ridge 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 Acalanes Ridge?

Clocks in Acalanes Ridge move backward 1 hour on Sunday, November 1, 2026 at 2:00 AM, changing from PDT (UTC−07:00) to PST (UTC−08:00)

Does Acalanes Ridge observe daylight saving time?

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

What is the UTC offset of Acalanes Ridge?

Acalanes Ridge is UTC−8 in winter and UTC−7 in summer

Current Time in Acalanes Ridge, Contra Costa County, California, USA

1:43:34 AM

01:43:34

Monday, October 26, 2026

PDT (Pacific Daylight Time) · UTC−07:00

America/Los_Angeles

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Time zone details

Acalanes Ridge is observing daylight saving time in 2026

Daylight in Acalanes Ridge

Sunrise7:27 AMSolar noon12:52 PMSunset6:16 PM

Next clock changeNov 1, 2026 · Clocks move back 1 hour · in 6 daysUpcomingView details Weather nowLoading current forecast…Forecast details

Location facts

Place

Country: USA
State: California
County: Contra Costa County
Place type: Populated place
Country currency: US Dollar (USD)

Practical

Country languages: English, Spanish, Hawaiian, French
Dialing code: +1
Population: 1,137
Elevation: Approximately 142 m (DEM estimate)

Geography

Geographic coordinates: 37° 54' N / 122° 04' W

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Clock changes in Acalanes Ridge

Next clock change

Upcoming

Sunday, November 1, 2026

2:00 AM PDT1:00 AM PST

Clocks move back 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, 2026upcoming
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: 7:27 AM
Solar noon: 12:52 PM
Sunset: 6:16 PM
Daylight duration: 10 hr 48 min2 min 14 sec shorter than the previous day

Civil twilight: 7:00 AM – 6:43 PM
Nautical twilight: 6:30 AM – 7:13 PM
Astronomical twilight: 5:59 AM – 7:44 PM

Full MoonMoon illumination99%

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Monday, October 26, 2026

View Acalanes Ridge on SavvyTime's time-zone map

Sun

Sunrise: 7:27 AM (east, 105.4°)
Sunset: 6:16 PM (west, 254.5°)
Day length: 10 hr 48 min2 min 14 sec shorter than the previous day
Solar noon: 12:52 PM (39.5° altitude)

Civil twilight

Dawn to dusk: 7:00 AM – 6:43 PM

Additional twilight

Nautical dawn to dusk: 6:30 AM – 7:13 PM
Astronomical dawn to dusk: 5:59 AM – 7:44 PM

Moon

Phase: Full Moon (99% illuminated)
Moonrise: 6:23 PM (northeast, 62.8°)
Moonset: 8:11 AM (northwest, 294.4°)
Previous principal phase: Full Moon — Sunday, October 25, 2026 at 9:12 PM
Next principal phase: Third Quarter — Sunday, November 1, 2026 at 12:28 PM

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local date	Sunrise	Sunset	Day length	Daily change
Monday, October 26	7:27 AM	6:16 PM	10 hr 48 min	2 min 14 sec shorter than the previous day
Tuesday, October 27	7:28 AM	6:14 PM	10 hr 46 min	2 min 13 sec shorter than the previous day
Wednesday, October 28	7:29 AM	6:13 PM	10 hr 44 min	2 min 13 sec shorter than the previous day
Thursday, October 29	7:31 AM	6:12 PM	10 hr 42 min	2 min 11 sec shorter than the previous day
Friday, October 30	7:32 AM	6:11 PM	10 hr 39 min	2 min 11 sec shorter than the previous day
Saturday, October 31	7:33 AM	6:10 PM	10 hr 37 min	2 min 9 sec shorter than the previous day
Sunday, November 1	6:34 AM	5:09 PM	10 hr 35 min	2 min 9 sec shorter than the previous day

Weather forecast for Acalanes Ridge

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Plan around Acalanes Ridge

Upcoming public holidays in California

Wed, Nov 11, 2026Veterans Day
Thu, Nov 26, 2026Thanksgiving Day
Fri, Nov 27, 2026Day after Thanksgiving Day

Nearby places

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Frequently asked questions

What time zone is Acalanes Ridge in?: Acalanes Ridge 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 Acalanes Ridge?: Clocks in Acalanes Ridge move backward 1 hour on Sunday, November 1, 2026 at 2:00 AM, changing from PDT (UTC−07:00) to PST (UTC−08:00)
Does Acalanes Ridge observe daylight saving time?: Yes. Acalanes Ridge observes daylight saving time: PDT (UTC−7) in summer and PST (UTC−8) in winter.
What is the UTC offset of Acalanes Ridge?: Acalanes Ridge is UTC−8 in winter and UTC−7 in summer