Salmon, ID Weather & Growing Conditions
Tonight
41°F
Mostly Clear
Mostly clear, with a low around 41. Northwest wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 41°F | Mostly Clear | 2 mph NW | 4% |
| Sunday | 63°F | Sunny | 1 to 7 mph NNE | 0% |
| Sunday Night | 43°F | Mostly Clear | 5 mph SSE | 0% |
| Monday | 67°F | Sunny | 2 to 6 mph SW | 1% |
| Monday Night | 45°F | Mostly Clear | 5 mph SSW | 0% |
| Tuesday | 67°F | Mostly Sunny | 3 to 7 mph SW | 2% |
| Tuesday Night | 46°F | Partly Cloudy | 7 mph SW | 8% |
| Wednesday | 67°F | Sunny | 7 to 10 mph SW | 5% |
| Wednesday Night | 46°F | Partly Cloudy | 9 to 13 mph SSW | 3% |
| Thursday | 70°F | Sunny | 9 to 13 mph SSW | 0% |
| Thursday Night | 47°F | Partly Cloudy | 9 to 14 mph S | 1% |
| Friday | 67°F | Mostly Sunny | 13 mph S | 5% |
| Friday Night | 44°F | Mostly Cloudy | 10 mph SW | 8% |
| Saturday | 61°F | Partly Sunny then Slight Chance Light Rain | 7 to 10 mph SW | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Salmon, ID
Last spring frost
May 11
First fall frost
Sep 30
Growing season
140 days
Hardiness zone
5b
Explore more for Salmon, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Taylor Rch, Id (21.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.