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Cottonwood, CA Weather & Growing Conditions

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

This Afternoon
90°F
Sunny
Sunny, with a high near 90. North northwest wind around 5 mph.

7-day forecast for Cottonwood

WhenTempForecastWindPrecip
This Afternoon 90°F Sunny 5 mph NNW 0%
Tonight 59°F Clear 3 mph NNW 0%
Saturday 94°F Sunny 1 to 7 mph NNW 0%
Saturday Night 59°F Partly Cloudy 2 mph N 0%
Sunday 91°F Mostly Sunny 1 to 6 mph N 0%
Sunday Night 61°F Partly Cloudy 0 to 6 mph NE 0%
Monday 94°F Mostly Sunny 0 to 5 mph SSW 0%
Monday Night 61°F Mostly Clear 0 to 5 mph N 0%
Tuesday 94°F Sunny 1 to 6 mph E 0%
Tuesday Night 61°F Clear 1 to 6 mph WNW 0%
Wednesday 94°F Sunny 5 mph E 0%
Wednesday Night 61°F Mostly Clear 0 to 5 mph WSW 0%
Thursday 94°F Sunny 1 to 6 mph N 0%
Thursday Night 61°F Mostly Clear 0 to 6 mph W 0%

Forecast source: National Weather Service (api.weather.gov) for Cottonwood (40.390, -122.316). Updated through the day.

Growing snapshot for Cottonwood

Last spring frost
Mar 3
First fall frost
Nov 21
Growing season
261 days
Hardiness zone
9a

More local growing data for Cottonwood: nearby ZIP 96007 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Redding Muni Ap, Ca (4.2 mi from Cottonwood). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.