Cottonwood, ID Weather & Growing Conditions
Tonight
49°F
Mostly Clear
Mostly clear, with a low around 49. South southwest wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Mostly Clear | 2 mph SSW | 1% |
| Sunday | 76°F | Sunny | 3 mph SE | 1% |
| Sunday Night | 50°F | Mostly Clear | 3 mph SW | 0% |
| Monday | 79°F | Sunny | 5 mph SE | 0% |
| Monday Night | 52°F | Mostly Clear | 1 to 5 mph SW | 0% |
| Tuesday | 78°F | Sunny | 1 to 6 mph ENE | 3% |
| Tuesday Night | 51°F | Partly Cloudy | 1 to 6 mph WNW | 7% |
| Wednesday | 72°F | Mostly Sunny | 1 to 8 mph NNW | 3% |
| Wednesday Night | 47°F | Partly Cloudy | 1 to 8 mph W | 4% |
| Thursday | 71°F | Mostly Sunny | 1 to 6 mph NE | 3% |
| Thursday Night | 47°F | Partly Cloudy | 2 to 6 mph W | 7% |
| Friday | 68°F | Mostly Sunny then Slight Chance Light Rain | 2 to 8 mph WNW | 15% |
| Friday Night | 44°F | Slight Chance Light Rain | 1 to 8 mph WNW | 18% |
| Saturday | 63°F | Partly Sunny | 1 to 6 mph NNW | 11% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Cottonwood, ID
Last spring frost
May 24
First fall frost
Sep 20
Growing season
116 days
Hardiness zone
6b
Explore more for Cottonwood, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Nezperce, Id (8.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.