Mount Shasta, CA Weather & Growing Conditions
Today
98°F
Sunny
Sunny, with a high near 98. Northwest wind 1 to 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 98°F | Sunny | 1 to 6 mph NW | 0% |
| Tonight | 58°F | Clear | 0 to 5 mph NNW | 0% |
| Wednesday | 97°F | Sunny | 1 to 12 mph SE | 0% |
| Wednesday Night | 58°F | Clear | 0 to 10 mph SSE | 0% |
| Thursday | 96°F | Sunny | 0 to 6 mph S | 0% |
| Thursday Night | 58°F | Clear | 0 to 6 mph W | 0% |
| Friday | 97°F | Sunny | 0 to 5 mph S | 1% |
| Friday Night | 58°F | Clear | 1 to 5 mph NNW | 1% |
| Saturday | 96°F | Sunny | 1 to 5 mph W | 0% |
| Saturday Night | 56°F | Clear | 1 to 5 mph NW | 0% |
| Sunday | 92°F | Sunny | 1 to 5 mph W | 0% |
| Sunday Night | 53°F | Mostly Clear | 1 to 5 mph NNW | 0% |
| Monday | 90°F | Sunny | 1 to 6 mph SE | 0% |
| Monday Night | 51°F | Clear | 1 to 6 mph NNW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mount Shasta, CA
Last spring frost
May 15
First fall frost
Oct 6
Growing season
143 days
Hardiness zone
8a
Explore more for Mount Shasta, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Mt Shasta, Ca (0.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.