Current Time in Diamond Bar, California, USA
10:48:22 PM
22:48:22
PDT (Pacific Daylight Time) · UTC−07:00
America/Los_Angeles
Time zone details
Diamond Bar is observing daylight saving time in 2026
Daylight in Diamond Bar
Location facts
Place
- Country
- USA
- State
- California
- County
- Los Angeles County
- Place type
- Populated place
- Country currency
- US Dollar (USD)
Practical
- Languages
- English, Spanish, Hawaiian, French
- Dialing code
- +1
- Population
- 56,897
- Elevation
- 212 m
Geography
- Geographic coordinates
- 34° 01' N / 117° 48' W
Convert Diamond Bar time
Compare Diamond Bar with another city or time zone
Popular conversions (current offsets)
All times shown relative to Diamond Bar local time
Clock changes in Diamond Bar
2:00 AM PDT1:00 AM PST
Clocks move back 1 hour
2026
past
Daylight saving time starts
2:00 AM PST3:00 AM PDT
Clocks move forward 1 hour
upcoming
Daylight saving time ends
2:00 AM PDT1:00 AM PST
Clocks move back 1 hour
Future clock changes, 2027–2030
Sun & Moon details
Sun
- Sunrise
- Solar noon
- Sunset
- Daylight duration
- 11 hr 43 min2 min 6 sec shorter than the previous day
Twilight
- Civil twilight
- –
- Nautical twilight
- –
- Astronomical twilight
- –
View full Sun & Moon detailsHide full Sun & Moon details
Sunday, October 4, 2026
View Diamond Bar on SavvyTime's time-zone map
Sun
- Sunrise
- Sunset
- Day length
- 11 hr 43 min2 min 6 sec shorter than the previous day
- Solar noon
- (51.4° altitude)
Civil twilight
- Dawn to dusk
- –
Additional twilight
- Nautical dawn to dusk
- –
- Astronomical dawn to dusk
- –
Moon
- Phase
- Third Quarter (36% illuminated)
- Moonrise
- Moonset
- Previous principal phase
- Third Quarter — Saturday, October 3, 2026 at
- Next principal phase
- New Moon — Saturday, October 10, 2026 at
Seven-day daylight outlook
| Local date | Sunrise | Sunset | Day length | Daily change |
|---|---|---|---|---|
| 11 hr 43 min | 2 min 6 sec shorter than the previous day | |||
| 11 hr 41 min | 2 min 5 sec shorter than the previous day | |||
| 11 hr 39 min | 2 min 5 sec shorter than the previous day | |||
| 11 hr 37 min | 2 min 4 sec shorter than the previous day | |||
| 11 hr 35 min | 2 min 5 sec shorter than the previous day | |||
| 11 hr 33 min | 2 min 4 sec shorter than the previous day | |||
| 11 hr 31 min | 2 min 4 sec shorter than the previous day |
Weather forecast for Diamond Bar
Loading weather forecast…
Plan around Diamond Bar
Time context
Diamond Bar follows the same clock and daylight-saving rules as Los Angeles
Current time offsetUTC−07:00 (PDT)
View time differencesUpcoming public holidays in California
- Veterans Day
- Thanksgiving Day
- Day after Thanksgiving Day
Nearby scheduled airports for Diamond Bar, California, USA
Ontario International AirportONTLarge airport · Serves Ontario19.5 km east
Source: OurAirports record · ONT / KONT
About 19.5 km (12.1 mi) east of Diamond Bar
Scheduled airline service in source data
Long Beach International AirportLGBLarge airport · Serves Long Beach39.2 km southwest
Source: OurAirports record · LGB / KLGB
About 39.2 km (24.4 mi) southwest of Diamond Bar
Scheduled airline service in source data
John Wayne Orange County International AirportSNALarge airport · Serves Santa Ana39.7 km south
Source: OurAirports record · SNA / KSNA
About 39.7 km (24.7 mi) south of Diamond Bar
Scheduled airline service in source data
Nearby places
Frequently asked questions
- What time zone is Diamond Bar in?
- Diamond Bar currently uses Pacific Daylight Time (PDT). Its IANA time zone is America/Los_Angeles.
- When is the next clock change in Diamond Bar?
- Clocks in Diamond Bar move backward 1 hour on Sunday, November 1, 2026 at 2:00 AM, changing from PDT (UTC−07:00) to PST (UTC−08:00)
- Is Diamond Bar currently on daylight saving time?
- Diamond Bar is observing daylight saving time in 2026
- What is the UTC offset in Diamond Bar right now?
- Diamond Bar is currently UTC−07:00