Harman US

Silverton, ID Weather & Growing Conditions

This Afternoon
50°F
Mostly Cloudy
Mostly cloudy. High near 50, with temperatures falling to around 43 in the afternoon. Northeast wind around 1 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 50°F Mostly Cloudy 1 mph NE 0%
Tonight 35°F Mostly Cloudy 1 mph E 0%
Wednesday 51°F Sunny 2 mph NW 0%
Wednesday Night 35°F Partly Cloudy then Chance Rain Showers 2 mph S 46%
Thursday 41°F Chance Rain And Snow Showers then Rain And Snow Showers 3 mph SW 82%
Thursday Night 34°F Mostly Cloudy 3 mph S 9%
Friday 48°F Mostly Cloudy then Slight Chance Rain Showers 3 mph S 20%
Friday Night 39°F Slight Chance Rain Showers then Mostly Cloudy 2 to 6 mph S 20%
Saturday 57°F Partly Sunny 3 mph SE 7%
Saturday Night 41°F Mostly Cloudy then Slight Chance Rain Showers 2 to 6 mph SE 19%
Sunday 53°F Chance Rain Showers 5 to 8 mph SW 45%
Sunday Night 37°F Slight Chance Rain Showers then Mostly Cloudy 5 mph S 22%
Monday 52°F Mostly Cloudy then Slight Chance Rain Showers 2 mph SE 15%
Monday Night 39°F Slight Chance Rain Showers 2 mph S 23%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Silverton, ID

Last spring frost
May 5
First fall frost
Oct 2
Growing season
149 days
Hardiness zone
6b

Explore more for Silverton, ID: full frost dates · planting calendar · Idaho frost dates

Climate data from the nearest NOAA station, Wallace, Id (2.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.