Shasta Lake, CA Weather & Growing Conditions
Overnight
80°F
Clear
Clear. Low around 80, with temperatures rising to around 83 overnight. North wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 80°F | Clear | 6 mph N | 0% |
| Tuesday | 107°F | Sunny | 3 to 7 mph ENE | 0% |
| Tuesday Night | 76°F | Mostly Clear | 2 to 6 mph NW | 0% |
| Wednesday | 104°F | Sunny | 3 to 7 mph N | 0% |
| Wednesday Night | 74°F | Clear | 1 to 7 mph NW | 0% |
| Thursday | 104°F | Sunny | 6 mph ENE | 0% |
| Thursday Night | 74°F | Clear | 1 to 6 mph WSW | 0% |
| Friday | 105°F | Sunny | 6 mph SSE | 0% |
| Friday Night | 74°F | Clear | 2 to 6 mph SSW | 0% |
| Saturday | 105°F | Sunny | 3 to 7 mph NNW | 0% |
| Saturday Night | 74°F | Clear | 7 mph SW | 0% |
| Sunday | 102°F | Sunny | 3 to 7 mph NNE | 0% |
| Sunday Night | 72°F | Mostly Clear | 3 to 7 mph WSW | 0% |
| Monday | 98°F | Sunny | 3 to 8 mph NE | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Shasta Lake, CA
Last spring frost
Feb 8
First fall frost
Dec 28
Growing season
322 days
Hardiness zone
9b
Explore more for Shasta Lake, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Shasta Dam, Ca (2.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.