Grangeville, ID Weather & Growing Conditions
Overnight
34°F
Mostly Cloudy
Mostly cloudy, with a low around 34. Wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 34°F | Mostly Cloudy | 0 mph | 1% |
| Wednesday | 50°F | Sunny | 2 mph NE | 0% |
| Wednesday Night | 34°F | Partly Cloudy then Chance Light Rain | 0 to 3 mph S | 32% |
| Thursday | 47°F | Chance Light Rain | 2 mph SSW | 32% |
| Thursday Night | 32°F | Partly Cloudy | 3 mph SSE | 3% |
| Friday | 52°F | Partly Sunny | 0 to 6 mph S | 6% |
| Friday Night | 38°F | Mostly Cloudy | 1 to 8 mph S | 6% |
| Saturday | 60°F | Mostly Sunny | 0 to 6 mph S | 2% |
| Saturday Night | 41°F | Mostly Cloudy then Slight Chance Light Rain | 0 to 12 mph S | 19% |
| Sunday | 58°F | Slight Chance Light Rain | 2 to 9 mph WSW | 19% |
| Sunday Night | 38°F | Mostly Cloudy | 2 mph SW | 11% |
| Monday | 55°F | Partly Sunny then Slight Chance Light Rain | 1 mph E | 15% |
| Monday Night | 39°F | Slight Chance Light Rain | 2 mph W | 15% |
| Tuesday | 57°F | Mostly Sunny | 2 mph S | 14% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Grangeville, ID
Last spring frost
May 9
First fall frost
Oct 3
Growing season
146 days
Hardiness zone
6b
Explore more for Grangeville, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Grangeville, Id (4.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.