Salmon, ID Weather & Growing Conditions
Tonight
29°F
Mostly Cloudy
Mostly cloudy, with a low around 29. Southeast wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 29°F | Mostly Cloudy | 2 mph SE | 0% |
| Wednesday | 41°F | Mostly Sunny | 2 mph ENE | 0% |
| Wednesday Night | 28°F | Mostly Clear | 2 to 9 mph S | 0% |
| Thursday | 37°F | Partly Sunny | 2 to 6 mph WSW | 9% |
| Thursday Night | 27°F | Partly Cloudy | 6 mph WSW | 9% |
| Friday | 40°F | Mostly Sunny | 3 to 7 mph SW | 1% |
| Friday Night | 31°F | Partly Cloudy | 3 to 9 mph SW | 1% |
| Saturday | 45°F | Mostly Sunny | 3 to 7 mph SW | 1% |
| Saturday Night | 35°F | Partly Cloudy | 3 to 18 mph SSW | 1% |
| Sunday | 48°F | Mostly Sunny | 5 to 15 mph SW | 1% |
| Sunday Night | 34°F | Partly Cloudy | 5 to 10 mph SW | 1% |
| Monday | 46°F | Mostly Sunny | 3 to 8 mph SSW | 2% |
| Monday Night | 36°F | Partly Cloudy | 3 to 12 mph SW | 4% |
| Tuesday | 45°F | Mostly Sunny | 3 to 8 mph WSW | 6% |
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 (9.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.