§ 01US · North America

San Diego

United States

San Diego runs on US Pacific Time, UTC−8 in winter and UTC−7 in summer. On the Mexican border, it shares its clock with Los Angeles and overlaps the New York afternoon during the narrow coast-to-coast working window.

San Diego · 1 Hz pulse
§ 02Day & business hours
Solar arc · UTC12h 03m of light
13:3819:3901:41
Sunrise
13:38 UTC
Solar noon
19:39 UTC
Sunset
01:41 UTC

Computed via NOAA solar equations for today's date. Local clock times shown below convert the UTC arc into America/Los_Angeles.

Local solar times
Sunrise
06:38
Solar noon
12:39
Sunset
18:41
Day length
12h 03m
Conventional business hours
09:00—17:00

Approximate local convention; individual organisations vary significantly.

§ 03Conditions · live

Current
weather.

Live reading from Apple Weather, cached one hour at the edge. Temperature in °C, wind in km/h.

Conditions · liveNight
+19°C

Mostly cloudy

Feels like
20°
Wind
5 km/h NE
Humidity
91%
Pressure
1,012 mb
UV index · 0Visibility · 13 km
Weather · Apple Weather
§ 04Time zone & daylight saving

The facts, computed.

Read live from the IANA time-zone database — never hand-typed, so it can't go stale.

Time zone
Pacific Daylight Time (PDT)
UTC offset
UTC−07:00
IANA identifier
America/Los_Angeles
Daylight saving (2026)
Yes. In 2026, clocks go forward around March 8 and back around November 1.
§ 05Time difference from major cities
London−8 h
New York−3 h
Tokyo−16 h
Dubai−11 h
Singapore−15 h
Sydney−17 h

Hours are San Diego's current offset relative to each city, daylight saving included.

§ 06Frequently asked
What time zone is San Diego in?
San Diego is in the Pacific Daylight Time zone (PDT), currently UTC−07:00.
Does San Diego observe daylight saving time?
Yes. In 2026, clocks go forward around March 8 and back around November 1.
What is San Diego's UTC offset right now?
San Diego is currently UTC−07:00 (PDT).
What is the time difference between San Diego and London?
San Diego is 8 hours behind London right now.