Salmon, ID Weather & Growing Conditions
Tonight
44°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy. Low around 44, with temperatures rising to around 49 overnight. East northeast wind 2 to 6 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 44°F | Showers And Thunderstorms | 2 to 6 mph ENE | 93% |
| Saturday | 49°F | Rain Showers Likely | 3 mph NNE | 71% |
| Saturday Night | 44°F | Chance Rain Showers then Mostly Cloudy | 3 mph NW | 26% |
| Sunday | 57°F | Mostly Sunny | 2 mph WNW | 0% |
| Sunday Night | 45°F | Mostly Clear | 2 to 6 mph SW | 0% |
| Monday | 61°F | Sunny | 2 to 6 mph SW | 0% |
| Monday Night | 47°F | Partly Cloudy | 5 mph W | 1% |
| Tuesday | 62°F | Mostly Sunny | 5 mph SSW | 1% |
| Tuesday Night | 47°F | Partly Cloudy | 3 to 7 mph WSW | 4% |
| Wednesday | 63°F | Sunny | 3 to 7 mph SSW | 2% |
| Wednesday Night | 48°F | Mostly Clear | 3 to 13 mph SSW | 3% |
| Thursday | 66°F | Sunny | 3 to 9 mph SSW | 1% |
| Thursday Night | 49°F | Partly Cloudy | 5 to 18 mph SSW | 1% |
| Friday | 65°F | Mostly Sunny | 5 to 12 mph SSW | 0% |
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 Sep 19, 2026.