Mullan, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mullan, a city in Shoshone County, Idaho.
Today
77°F
Patchy Smoke then Haze
Patchy smoke before 10am, then haze and patchy smoke between 10am and 5pm. Sunny, with a high near 77. South wind 1 to 5 mph.
7-day forecast for Mullan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 77°F | Patchy Smoke then Haze | 1 to 5 mph S | 0% |
| Tonight | 52°F | Mostly Clear | 3 mph N | 0% |
| Wednesday | 82°F | Areas Of Smoke | 1 to 5 mph SW | 0% |
| Wednesday Night | 55°F | Patchy Smoke | 3 mph SW | 0% |
| Thursday | 86°F | Sunny | 2 to 6 mph SW | 0% |
| Thursday Night | 59°F | Clear | 5 mph SW | 0% |
| Friday | 88°F | Sunny | 2 to 7 mph SW | 0% |
| Friday Night | 59°F | Clear | 2 to 6 mph SW | 0% |
| Saturday | 86°F | Sunny | 3 to 7 mph SW | 0% |
| Saturday Night | 57°F | Mostly Clear | 3 to 7 mph SW | 0% |
| Sunday | 80°F | Sunny | 6 mph SW | 0% |
| Sunday Night | 56°F | Mostly Clear | 2 to 6 mph SW | 0% |
| Monday | 82°F | Sunny | 5 mph SW | 0% |
| Monday Night | 56°F | Mostly Clear | 1 to 5 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov) for Mullan (47.469, -115.796). Updated through the day.
Growing snapshot for Mullan
Last spring frost
May 12
First fall frost
Sep 30
Growing season
138 days
Hardiness zone
6a
More local growing data for Mullan: nearby ZIP 83846 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Mullan, Id (3.8 mi from Mullan). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.