Salmon, ID Weather & Growing Conditions
Tonight
47°F
Mostly Clear
Mostly clear, with a low around 47. North northeast wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Mostly Clear | 2 mph NNE | 4% |
| Sunday | 68°F | Sunny | 0 to 5 mph WSW | 0% |
| Sunday Night | 48°F | Mostly Clear | 0 to 3 mph ESE | 0% |
| Monday | 74°F | Sunny | 0 to 3 mph SSW | 0% |
| Monday Night | 51°F | Mostly Clear | 0 to 3 mph E | 0% |
| Tuesday | 74°F | Mostly Sunny | 0 to 3 mph S | 0% |
| Tuesday Night | 52°F | Partly Cloudy | 3 mph ENE | 10% |
| Wednesday | 74°F | Sunny | 2 to 6 mph S | 7% |
| Wednesday Night | 52°F | Partly Cloudy | 6 to 12 mph S | 6% |
| Thursday | 77°F | Sunny | 8 to 12 mph S | 1% |
| Thursday Night | 53°F | Partly Cloudy | 7 to 15 mph SSE | 1% |
| Friday | 75°F | Mostly Sunny | 9 mph SSE | 5% |
| Friday Night | 51°F | Mostly Cloudy | 9 mph SSE | 9% |
| Saturday | 69°F | Partly Sunny then Slight Chance Light Rain | 6 mph S | 16% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Salmon, ID
Last spring frost
May 17
First fall frost
Sep 24
Growing season
127 days
Hardiness zone
5b
Explore more for Salmon, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Salmon-Ksra, Id (9.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.