Guerneville in numbers
- Coordinates
- 38.5019, -122.9960
- Elevation
- 18 m above sea level
- Population
- 4 534
- Region
- California
- Country
- United States, North America
- Capital
- Washington, D.C. — 3945 km away
The clock for Guerneville, California, United States is kept here in the America/Los_Angeles time zone (−8).
Guerneville, United States
Wednesday, 4 November 2026
UTC−8 · America/Los_Angeles
Local time in Guerneville
UTC−8 · no daylight saving time
Guerneville keeps America/Los_Angeles clock_time.
Sunrise 6:43 AM Solar noon 11:57 AM Sunset 5:10 PM Daylight 10 h 28 min Night 13 h 32 min Civil twilight 6:15 AM – 5:38 PM
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
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.
Today's sunrise at Guerneville falls at 6:43 AM; sunset follows at 5:10 PM. Between them lie 10 h 28 min of daylight.
Whatever the hour in Guerneville, it is the same in El Bonita and Guernewood Park.
Postal codes in Guerneville number 1.
Guerneville observes America/Los_Angeles time, currently expressed as UTC−8. Daylight saving time here: No.