Current Time in Discovery Bay, Contra Costa County, California, USA

5:52:37 AM

05:52:37

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

America/Los_Angeles

Clock format
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Time zone details

Discovery Bay is observing daylight saving time in 2026

Daylight in Discovery Bay

Sunrise7:25 AMSolar noon12:50 PMSunset6:14 PM
Next clock changeNov 1, 2026 · Clocks move back 1 hour · in 5 days 20 hoursUpcomingView detailsWeather 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
13,352
Elevation
1 m

Geography

Geographic coordinates
37° 54' N / 121° 36' W
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Clock changes in Discovery Bay

Next clock change

Upcoming

2:00 AM PDT1:00 AM PST

Clocks move back 1 hour

2026

  1. past

    Daylight saving time starts

    2:00 AM PST3:00 AM PDT

    Clocks move forward 1 hour

  2. upcoming

    Daylight saving time ends

    2:00 AM PDT1:00 AM PST

    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
10 hr 48 min2 min 14 sec shorter than the previous day

Twilight

Civil twilight
–
Nautical twilight
–
Astronomical twilight
–
Full MoonMoon illumination99%
View full Sun & Moon detailsHide full Sun & Moon details

Monday, October 26, 2026

View Discovery Bay on SavvyTime's time-zone map

Sun

Sunrise
Sunset
Day length
10 hr 48 min2 min 14 sec shorter than the previous day
Solar noon
(39.5° altitude)

Civil twilight

Dawn to dusk
–

Additional twilight

Nautical dawn to dusk
–
Astronomical dawn to dusk
–

Moon

Phase
Full Moon (99% illuminated)
Moonrise
Moonset
Previous principal phase
Full Moon — Sunday, October 25, 2026 at
Next principal phase
Third Quarter — Sunday, November 1, 2026 at

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local dateSunriseSunsetDay lengthDaily change
10 hr 48 min2 min 14 sec shorter than the previous day
10 hr 46 min2 min 13 sec shorter than the previous day
10 hr 44 min2 min 12 sec shorter than the previous day
10 hr 42 min2 min 12 sec shorter than the previous day
10 hr 39 min2 min 10 sec shorter than the previous day
10 hr 37 min2 min 10 sec shorter than the previous day
10 hr 35 min2 min 8 sec shorter than the previous day

Weather forecast for Discovery Bay

Temperature unit

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Plan around Discovery Bay

Upcoming public holidays in California

  1. Veterans Day
  2. Thanksgiving Day
  3. Day after Thanksgiving Day

Nearby places

BrentwoodContra Costa County9 kmWOakleyContra Costa County14 kmNWAntiochContra Costa County21 kmNWTracySan Joaquin County24 kmSEStocktonSan Joaquin County28 kmEPittsburgContra Costa County28 kmNWLivermoreAlameda County29 kmSWLathropSan Joaquin County30 kmEBay PointContra Costa County34 kmNWMantecaSan Joaquin County36 kmESan RamonContra Costa County36 kmSWDanvilleContra Costa County36 kmW
Browse places in USA

Frequently asked questions

What time zone is Discovery Bay in?
Discovery Bay 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 Discovery Bay?
Clocks in Discovery Bay 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 Discovery Bay observe daylight saving time?
Yes. Discovery Bay observes daylight saving time: PDT (UTC−7) in summer and PST (UTC−8) in winter.
What is the UTC offset of Discovery Bay?
Discovery Bay is UTC−8 in winter and UTC−7 in summer