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Lake Shastina, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Lake Shastina, a community in Siskiyou County, California.

This Afternoon
83°F
Sunny
Sunny, with a high near 83. North wind around 5 mph.

7-day forecast for Lake Shastina

WhenTempForecastWindPrecip
This Afternoon 83°F Sunny 5 mph N 0%
Tonight 52°F Mostly Clear 1 to 5 mph SSE 0%
Sunday 86°F Mostly Sunny 2 mph NNW 0%
Sunday Night 56°F Partly Cloudy 2 mph ESE 0%
Monday 87°F Mostly Sunny 3 mph E 1%
Monday Night 54°F Mostly Clear 3 mph SE 1%
Tuesday 84°F Sunny 0 to 6 mph NNW 1%
Tuesday Night 50°F Mostly Clear 1 to 6 mph N 1%
Wednesday 81°F Sunny 3 mph N 1%
Wednesday Night 49°F Mostly Clear 3 mph NE 1%
Thursday 83°F Mostly Sunny 1 to 6 mph S 0%
Thursday Night 50°F Partly Cloudy 6 mph S 3%
Friday 77°F Mostly Sunny 3 to 10 mph SW 4%
Friday Night 47°F Partly Cloudy 5 to 10 mph NNW 5%

Forecast source: National Weather Service (api.weather.gov) for Lake Shastina (41.523, -122.376). Updated through the day.

Growing snapshot for Lake Shastina

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

More local growing data for Lake Shastina: nearby ZIP 96094 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Mt Shasta, Ca (12.6 mi from Lake Shastina). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.