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Shasta Lake, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Shasta Lake, a city in Shasta County, California.

Today
95°F
Sunny
Sunny, with a high near 95. North wind 2 to 8 mph.

7-day forecast for Shasta Lake

WhenTempForecastWindPrecip
Today 95°F Sunny 2 to 8 mph N 0%
Tonight 63°F Partly Cloudy 1 to 5 mph NNW 0%
Sunday 92°F Mostly Sunny 5 mph E 0%
Sunday Night 65°F Partly Cloudy 1 to 5 mph NW 0%
Monday 95°F Sunny 5 mph NNE 0%
Monday Night 64°F Mostly Clear 1 to 5 mph WSW 0%
Tuesday 93°F Sunny 5 mph NNE 0%
Tuesday Night 64°F Mostly Clear 1 to 5 mph W 0%
Wednesday 93°F Sunny 2 to 6 mph E 0%
Wednesday Night 64°F Mostly Clear 3 mph W 0%
Thursday 92°F Sunny 5 mph ENE 1%
Thursday Night 64°F Mostly Clear 5 mph W 1%
Friday 88°F Sunny 5 mph E 1%
Friday Night 61°F Partly Cloudy 5 mph W 3%

Forecast source: National Weather Service (api.weather.gov) for Shasta Lake (40.677, -122.381). Updated through the day.

Growing snapshot for Shasta Lake

Last spring frost
Feb 8
First fall frost
Dec 28
Growing season
322 days
Hardiness zone
9b

More local growing data for Shasta Lake: nearby ZIP 96019 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Shasta Dam, Ca (2.1 mi from Shasta Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.