Warner Valley, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Warner Valley, a community in Plumas County, California.

Overnight

53°F

Patchy Smoke

Patchy smoke after 5am. Clear, with a low around 53. North northeast wind around 3 mph.

7-day forecast for Warner Valley

When	Temp	Forecast	Wind	Precip
Overnight	53°F	Patchy Smoke	3 mph NNE	0%
Tuesday	88°F	Patchy Smoke then Sunny	2 to 7 mph SSE	0%
Tuesday Night	56°F	Mostly Clear	1 to 6 mph NW	0%
Wednesday	87°F	Sunny	1 to 8 mph SSW	0%
Wednesday Night	55°F	Clear	1 to 8 mph W	0%
Thursday	87°F	Sunny	1 to 8 mph SSE	0%
Thursday Night	56°F	Clear	1 to 8 mph WNW	0%
Friday	88°F	Sunny	1 to 8 mph S	0%
Friday Night	57°F	Clear	1 to 8 mph NW	0%
Saturday	87°F	Sunny	0 to 8 mph WNW	0%
Saturday Night	56°F	Clear	0 to 8 mph WNW	0%
Sunday	85°F	Sunny	0 to 9 mph SSW	0%
Sunday Night	54°F	Mostly Clear	0 to 9 mph WNW	0%
Monday	82°F	Sunny	0 to 9 mph S	0%

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

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

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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 Aug 4, 2026.