Harman US

Lake Shastina, CA Weather & Growing Conditions

Today
99°F
Patchy Smoke
Patchy smoke between 10am and 1pm. Sunny, with a high near 99. Northeast wind around 6 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 99°F Patchy Smoke 6 mph NE 0%
Tonight 65°F Patchy Smoke 2 to 6 mph SSE 0%
Wednesday 100°F Sunny 2 to 17 mph SSW 0%
Wednesday Night 65°F Clear 3 to 17 mph S 0%
Thursday 100°F Sunny 3 to 8 mph S 0%
Thursday Night 65°F Clear 2 to 8 mph S 0%
Friday 99°F Sunny 1 to 6 mph NW 2%
Friday Night 64°F Clear 1 to 7 mph NE 2%
Saturday 97°F Sunny 1 to 13 mph N 1%
Saturday Night 60°F Clear 2 to 13 mph NNE 1%
Sunday 93°F Sunny 1 to 13 mph N 1%
Sunday Night 56°F Clear 2 to 13 mph ENE 1%
Monday 92°F Sunny 1 to 10 mph N 0%
Monday Night 55°F Clear 1 to 10 mph NNE 0%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Lake Shastina, CA

Last spring frost
May 6
First fall frost
Oct 12
Growing season
158 days
Hardiness zone
8a

Explore more for Lake Shastina, CA: full frost dates · planting calendar · California frost dates

Climate data from the nearest NOAA station, Mt Shasta, Ca (12.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.