Shasta, CA Weather & Growing Conditions
This Afternoon
56°F
Chance Light Rain
A chance of rain before 4pm. Mostly cloudy. High near 56, with temperatures falling to around 54 in the afternoon. Northeast wind around 3 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 56°F | Chance Light Rain | 3 mph NE | 43% |
| Tonight | 45°F | Partly Cloudy | 1 to 5 mph NW | 2% |
| Wednesday | 68°F | Mostly Sunny | 5 mph NNW | 0% |
| Wednesday Night | 49°F | Partly Cloudy | 2 to 6 mph NW | 0% |
| Thursday | 72°F | Sunny | 2 to 8 mph NNW | 0% |
| Thursday Night | 51°F | Mostly Clear | 2 to 7 mph NNW | 0% |
| Friday | 76°F | Sunny | 0 to 6 mph N | 0% |
| Friday Night | 54°F | Mostly Clear | 0 to 5 mph NNW | 0% |
| Saturday | 72°F | Sunny | 3 mph E | 0% |
| Saturday Night | 52°F | Mostly Clear | 2 mph WNW | 0% |
| Sunday | 72°F | Mostly Sunny | 0 to 3 mph ENE | 1% |
| Sunday Night | 52°F | Partly Cloudy | 2 mph NW | 1% |
| Monday | 70°F | Mostly Sunny | 2 mph NE | 4% |
| Monday Night | 51°F | Partly Cloudy | 0 to 3 mph N | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Shasta, CA
Last spring frost
Feb 13
First fall frost
Dec 13
Growing season
304 days
Hardiness zone
9b
Explore more for Shasta, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Whiskeytown Rsvr, Ca (4.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.