Cottonwood, CA Weather & Growing Conditions
Overnight
77°F
Clear
Clear. Low around 77, with temperatures rising to around 79 overnight. Northwest wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 77°F | Clear | 1 mph NW | 0% |
| Tuesday | 105°F | Sunny | 1 to 7 mph ENE | 0% |
| Tuesday Night | 71°F | Mostly Clear | 1 to 7 mph NNE | 0% |
| Wednesday | 102°F | Sunny | 1 to 8 mph SE | 0% |
| Wednesday Night | 69°F | Clear | 0 to 8 mph W | 0% |
| Thursday | 102°F | Sunny | 0 to 7 mph ENE | 0% |
| Thursday Night | 69°F | Clear | 0 to 7 mph WSW | 0% |
| Friday | 103°F | Sunny | 0 to 7 mph ENE | 0% |
| Friday Night | 70°F | Clear | 0 to 7 mph SSW | 0% |
| Saturday | 104°F | Sunny | 0 to 7 mph ENE | 0% |
| Saturday Night | 70°F | Clear | 1 to 7 mph W | 0% |
| Sunday | 101°F | Sunny | 1 to 8 mph ENE | 0% |
| Sunday Night | 68°F | Mostly Clear | 1 to 8 mph WSW | 0% |
| Monday | 97°F | Sunny | 1 to 9 mph SSE | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Cottonwood, CA
Last spring frost
Mar 3
First fall frost
Nov 21
Growing season
261 days
Hardiness zone
9a
Explore more for Cottonwood, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Redding Muni Ap, Ca (14.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.