Smelterville, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Smelterville, a city in Shoshone County, Idaho.
Today
78°F
Sunny
Sunny. High near 78, with temperatures falling to around 76 in the afternoon. Northwest wind 0 to 5 mph.
7-day forecast for Smelterville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Sunny | 0 to 5 mph NW | 3% |
| Tonight | 50°F | Mostly Clear | 2 mph SW | 3% |
| Sunday | 80°F | Sunny | 0 to 3 mph SW | 0% |
| Sunday Night | 50°F | Clear | 2 mph N | 0% |
| Monday | 82°F | Sunny | 1 to 6 mph S | 0% |
| Monday Night | 52°F | Mostly Clear | 0 to 3 mph S | 0% |
| Tuesday | 80°F | Sunny | 0 to 5 mph S | 0% |
| Tuesday Night | 50°F | Partly Cloudy | 0 to 3 mph S | 1% |
| Wednesday | 76°F | Mostly Sunny | 0 to 6 mph SW | 0% |
| Wednesday Night | 49°F | Partly Cloudy | 0 to 5 mph S | 1% |
| Thursday | 75°F | Mostly Sunny | 0 to 3 mph SW | 3% |
| Thursday Night | 49°F | Partly Cloudy | 0 to 3 mph NW | 8% |
| Friday | 72°F | Partly Sunny then Slight Chance Rain Showers | 0 to 5 mph SW | 17% |
| Friday Night | 47°F | Chance Rain Showers | 1 to 5 mph S | 27% |
Forecast source: National Weather Service (api.weather.gov) for Smelterville (47.542, -116.177). Updated through the day.
Growing snapshot for Smelterville
Last spring frost
May 14
First fall frost
Sep 26
Growing season
131 days
Hardiness zone
6b
More local growing data for Smelterville: nearby ZIP 83868 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Kellogg, Id (3.1 mi from Smelterville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.