Medicine Lake, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Medicine Lake, a town in Sheridan County, Montana.
Today
52°F
Sunny
Sunny. High near 52, with temperatures falling to around 45 in the afternoon. North northwest wind 2 to 6 mph.
7-day forecast for Medicine Lake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 52°F | Sunny | 2 to 6 mph NNW | 0% |
| Tonight | 23°F | Partly Cloudy | 1 to 5 mph NNE | 0% |
| Thursday | 48°F | Partly Sunny | 2 to 8 mph SE | 0% |
| Thursday Night | 28°F | Partly Cloudy | 6 mph SSW | 0% |
| Friday | 52°F | Sunny | 6 to 10 mph WSW | 0% |
| Friday Night | 31°F | Partly Cloudy | 6 to 9 mph SW | 0% |
| Saturday | 56°F | Mostly Sunny | 7 to 12 mph W | 0% |
| Saturday Night | 28°F | Partly Cloudy | 3 to 7 mph SW | 0% |
| Sunday | 60°F | Mostly Sunny | 5 to 12 mph SSW | 0% |
| Sunday Night | 37°F | Partly Cloudy | 12 mph W | 0% |
| Monday | 55°F | Mostly Sunny | 7 to 14 mph WNW | 1% |
| Monday Night | 29°F | Partly Cloudy | 3 to 7 mph WSW | 2% |
| Tuesday | 55°F | Mostly Sunny | 3 to 9 mph S | 1% |
| Tuesday Night | 32°F | Partly Cloudy | 7 mph SSW | 3% |
Forecast source: National Weather Service (api.weather.gov) for Medicine Lake (48.502, -104.502). Updated through the day.
Growing snapshot for Medicine Lake
Last spring frost
May 16
First fall frost
Sep 18
Growing season
125 days
Hardiness zone
3b
More local growing data for Medicine Lake: nearby ZIP 59247 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Medicine Lake 3 Se, Mt (4 mi from Medicine Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.