Mullan, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mullan, a city in Shoshone County, Idaho.
This Afternoon
72°F
Mostly Sunny
Mostly sunny. High near 72, with temperatures falling to around 70 in the afternoon. Northwest wind around 3 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Mullan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Mostly Sunny | 3 mph NW | 7% |
| Tonight | 50°F | Partly Cloudy | 2 mph NE | 7% |
| Sunday | 75°F | Sunny | 3 mph SE | 1% |
| Sunday Night | 51°F | Mostly Clear | 3 mph E | 0% |
| Monday | 76°F | Sunny | 5 mph SW | 0% |
| Monday Night | 53°F | Mostly Clear | 2 mph S | 0% |
| Tuesday | 75°F | Mostly Sunny | 5 mph SW | 0% |
| Tuesday Night | 51°F | Partly Cloudy | 3 mph SW | 3% |
| Wednesday | 68°F | Mostly Sunny | 2 to 6 mph SW | 3% |
| Wednesday Night | 47°F | Partly Cloudy | 3 mph S | 4% |
| Thursday | 67°F | Mostly Sunny | 3 mph SW | 6% |
| Thursday Night | 48°F | Partly Cloudy | 3 mph E | 13% |
| Friday | 64°F | Partly Sunny then Slight Chance Rain Showers | 5 mph SW | 19% |
| Friday Night | 44°F | Slight Chance Rain Showers | 5 mph SW | 19% |
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 Sep 20, 2026.