Warner Valley, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Warner Valley, a community in Plumas County, California.
Tonight
44°F
Clear
Clear, with a low around 44. North wind around 6 mph.
7-day forecast for Warner Valley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 44°F | Clear | 6 mph N | 0% |
| Saturday | 76°F | Sunny | 5 mph E | 0% |
| Saturday Night | 47°F | Partly Cloudy | 1 to 5 mph NNE | 0% |
| Sunday | 76°F | Partly Sunny then Patchy Smoke | 5 mph SE | 0% |
| Sunday Night | 49°F | Mostly Cloudy | 3 mph NNW | 0% |
| Monday | 79°F | Mostly Sunny | 1 to 5 mph ENE | 2% |
| Monday Night | 48°F | Mostly Clear | 6 mph NNW | 0% |
| Tuesday | 78°F | Sunny | 2 to 6 mph NW | 0% |
| Tuesday Night | 48°F | Mostly Clear | 1 to 6 mph NNW | 0% |
| Wednesday | 78°F | Sunny | 1 to 6 mph SSW | 0% |
| Wednesday Night | 49°F | Partly Cloudy | 0 to 6 mph NNW | 0% |
| Thursday | 76°F | Sunny | 0 to 8 mph SSW | 0% |
| Thursday Night | 48°F | Partly Cloudy | 1 to 8 mph SE | 1% |
| Friday | 71°F | Mostly Sunny | 1 to 10 mph SSE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Warner Valley (40.404, -121.341). Updated through the day.
Growing snapshot for Warner Valley
Last spring frost
May 28
First fall frost
Sep 28
Growing season
124 days
Hardiness zone
7a
More local growing data for Warner Valley: nearby ZIP 96020 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
Almanor
Beckwourth
Belden
Blairsden
Bucks Lake
C-Road
Canyondam
Caribou
Chester
Chilcoot-Vinton
Clear Creek
Clio
Crescent Mills
Cromberg
Delleker
East Quincy
East Shore
Gold Mountain
Graeagle
Greenhorn
Greenville
Hamilton Branch
Indian Falls
Iron Horse
Johnsville
Keddie
La Porte
Lake Almanor Country Club
Lake Almanor Peninsula
Lake Almanor West
Climate data from the nearest NOAA station, Chester, Ca (1.1 mi from Warner Valley). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.