Cottonwood, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cottonwood, a community in Shasta County, California.
Today
68°F
Mostly Sunny
Mostly sunny. High near 68, with temperatures falling to around 65 in the afternoon. North northwest wind 1 to 6 mph.
7-day forecast for Cottonwood
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 68°F | Mostly Sunny | 1 to 6 mph NNW | 2% |
| Tonight | 43°F | Mostly Clear | 1 to 5 mph NW | 2% |
| Thursday | 73°F | Sunny | 5 to 12 mph NNW | 0% |
| Thursday Night | 44°F | Mostly Clear | 5 mph NNW | 0% |
| Friday | 74°F | Sunny | 0 to 3 mph N | 0% |
| Friday Night | 44°F | Mostly Clear | 0 mph | 0% |
| Saturday | 71°F | Sunny | 2 mph N | 0% |
| Saturday Night | 44°F | Partly Cloudy | 1 mph N | 0% |
| Sunday | 72°F | Mostly Sunny | 2 mph N | 0% |
| Sunday Night | 45°F | Partly Cloudy | 1 mph N | 0% |
| Monday | 69°F | Mostly Sunny | 2 mph NNE | 2% |
| Monday Night | 44°F | Partly Cloudy | 1 mph N | 2% |
| Tuesday | 70°F | Sunny | 2 mph NNE | 13% |
| Tuesday Night | 44°F | Slight Chance Light Rain | 1 mph W | 20% |
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 Nov 4, 2026.