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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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
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Mount Hebron
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Tennant
Weed
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.