Harman US

Yreka, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Yreka, a city in Siskiyou County, California.

Tonight
49°F
Clear
Clear. Low around 49, with temperatures rising to around 52 overnight. West northwest wind 1 to 12 mph, with gusts as high as 18 mph.

7-day forecast for Yreka

WhenTempForecastWindPrecip
Tonight 49°F Clear 1 to 12 mph WNW 0%
Saturday 83°F Sunny 0 to 3 mph ESE 0%
Saturday Night 51°F Partly Cloudy 0 to 3 mph WSW 0%
Sunday 86°F Mostly Sunny 1 to 6 mph NNE 0%
Sunday Night 55°F Partly Cloudy 1 to 6 mph NW 0%
Monday 87°F Sunny 1 to 8 mph NW 0%
Monday Night 53°F Mostly Clear 0 to 8 mph N 0%
Tuesday 85°F Sunny 0 to 9 mph N 0%
Tuesday Night 50°F Mostly Clear 0 to 9 mph N 0%
Wednesday 85°F Sunny 0 to 3 mph N 1%
Wednesday Night 52°F Mostly Clear 3 mph NW 0%
Thursday 87°F Sunny 1 to 7 mph NNW 1%
Thursday Night 52°F Partly Cloudy 3 to 7 mph W 1%
Friday 80°F Sunny 3 to 9 mph NW 4%

Forecast source: National Weather Service (api.weather.gov) for Yreka (41.724, -122.632). Updated through the day.

Growing snapshot for Yreka

Last spring frost
Apr 30
First fall frost
Oct 18
Growing season
169 days
Hardiness zone
8a

More local growing data for Yreka: nearby ZIP 96097 weather · frost dates · planting calendar · California frost dates

Nearby towns & communities

All California locations ›

Climate data from the nearest NOAA station, Yreka, Ca (3.8 mi from Yreka). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.