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Plumas Eureka, CA Weather & Growing Conditions

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

Tonight
41°F
Clear
Clear, with a low around 41. South wind 0 to 5 mph.

7-day forecast for Plumas Eureka

WhenTempForecastWindPrecip
Tonight 41°F Clear 0 to 5 mph S 0%
Saturday 82°F Sunny 0 to 5 mph SE 0%
Saturday Night 43°F Partly Cloudy 0 to 5 mph NE 0%
Sunday 83°F Partly Sunny 0 to 5 mph S 0%
Sunday Night 44°F Mostly Cloudy 0 mph 0%
Monday 85°F Mostly Sunny 0 mph 2%
Monday Night 46°F Partly Cloudy 0 mph 0%
Tuesday 86°F Sunny 0 to 5 mph E 0%
Tuesday Night 46°F Mostly Clear 0 to 5 mph S 0%
Wednesday 86°F Sunny 0 to 5 mph S 0%
Wednesday Night 48°F Mostly Clear 0 to 5 mph S 0%
Thursday 85°F Sunny 0 to 5 mph S 0%
Thursday Night 47°F Partly Cloudy 0 to 5 mph S 1%
Friday 80°F Mostly Sunny 0 to 5 mph S 1%

Forecast source: National Weather Service (api.weather.gov) for Plumas Eureka (39.798, -120.664). Updated through the day.

Growing snapshot for Plumas Eureka

Last spring frost
Jun 11
First fall frost
Sep 10
Growing season
91 days
Hardiness zone
7a

More local growing data for Plumas Eureka: nearby ZIP 96103 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Portola, Ca (10.7 mi from Plumas Eureka). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.