Cornwall in numbers
- Coordinates
- 38.0205, -121.8790
- Elevation
- 12 m above sea level
- Region
- California
- Country
- United States, North America
- Capital
- Washington, D.C. — 3866 km away
- Same name
- 16 more places in the world share this name
What time is it in Cornwall, California, United States
This page holds the current clock reading for Cornwall, California, United States, in the America/Los_Angeles time zone (−8).
Cornwall, United States
Monday, 2 November 2026
UTC−8 · America/Los_Angeles
Local time in Cornwall
UTC−8 · no daylight saving time
Cornwall keeps America/Los_Angeles clock_time.
The sun today
Sunrise 6:35 AM Solar noon 11:52 AM Sunset 5:09 PM Daylight 10 h 34 min Night 13 h 26 min Civil twilight 6:08 AM – 5:36 PM
Weather in Cornwall right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Cornwall and its neighbours
Postal codes
- 06753
- 12518
- 17016
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
Other places named Cornwall
- Cornwall Ontario, Canada
- Cornwall Prince Edward Island, Canada
- Cornwall Pennsylvania, United States
- Cornwall New York, United States
- Cornwall Tasmania, Australia
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
- Diamond — 1.2 km
- Pittsburg — 1.6 km
- Hooper (historical) — 2.5 km
- Los Medanos — 2.6 km
- Chipps — 4.7 km
- Spoonbill — 5.0 km
Local time details for Cornwall
In Cornwall the sun rises today at 6:35 AM and sets again at 5:09 PM. Daylight fills 10 h 34 min of the day.
Nothing changes on the clock between Cornwall and neighbouring Diamond or Pittsburg.
Postal codes valid in Cornwall number 3.
Time zone for Cornwall: America/Los_Angeles, running at UTC−8. Clocks change for daylight saving: No.
Questions and answers
- Which time zone does Cornwall use?
- Cornwall uses America/Los_Angeles, which has an offset of −8.
- Is there a daylight saving adjustment to the time in Cornwall?
- No.
- When should I expect the sun to set in Cornwall?
- Expect it at 5:09 PM.