Castaic in numbers
- Coordinates
- 34.4889, -118.6230
- Population
- 19 015
- Region
- California
- Country
- United States, North America
- Capital
- Washington, D.C. — 3708 km away
What time is it in Castaic, California, United States
Learn the current time in Castaic, California, United States, a place in the America/Los_Angeles time zone (−8).
Castaic, United States
Sunday, 1 November 2026
UTC−8 · America/Los_Angeles
Local time in Castaic
UTC−8 · no daylight saving time
Castaic keeps America/Los_Angeles clock_time.
The sun today
Sunrise 6:16 AM Solar noon 11:39 AM Sunset 5:03 PM Daylight 10 h 47 min Night 13 h 13 min Civil twilight 5:50 AM – 5:29 PM
Weather in Castaic right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Castaic and its neighbours
Postal codes
- 91310
- 91384
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
Largest cities in California
- Los Angeles 3 820 914
- San Diego 1 404 452
- San Jose 997 368
- San Francisco 827 526
- Fresno 542 107
- Sacramento 524 943
Same time zone — America/Los_Angeles
- Los Angeles United States
- San Diego United States
- San Jose United States
- San Francisco United States
- Seattle United States
- Portland United States
Nearby places
- Sulphur Springs — 1.3 km
- Ninetynine Oaks — 1.6 km
- Valencia — 5.2 km
- Castaic Junction — 5.6 km
- Val Verde — 5.8 km
- Oberg (historical) — 6.8 km
Castaic: clock, sun and surroundings
Castaic contains 2 postal codes.
Castaic sits under America/Los_Angeles, which puts local clocks at UTC−8. Daylight saving in use: No.
In Castaic today the sun is out from 6:16 AM until 5:03 PM. That comes to 10 h 47 min of daylight.
Around Castaic, places such as Sulphur Springs and Ninetynine Oaks use the same time.
Questions and answers
- Which time zone is assigned to Castaic?
- The time zone assigned to Castaic is America/Los_Angeles, with an offset of −8.
- Does Castaic switch between standard time and daylight saving time?
- Daylight saving time in Castaic: No.
- What time will the sun set in Castaic today?
- Today it sets at 5:03 PM.