Medicine Lake, MT Weather & Growing Conditions
Today
73°F
Sunny
Sunny, with a high near 73. West northwest wind 9 to 16 mph, with gusts as high as 25 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Sunny | 9 to 16 mph WNW | 0% |
| Tonight | 49°F | Mostly Clear | 5 to 13 mph WSW | 2% |
| Wednesday | 83°F | Partly Sunny | 9 to 20 mph WSW | 1% |
| Wednesday Night | 52°F | Partly Cloudy | 3 to 15 mph W | 2% |
| Thursday | 87°F | Sunny | 3 to 14 mph W | 1% |
| Thursday Night | 53°F | Mostly Clear | 7 to 14 mph N | 1% |
| Friday | 85°F | Sunny | 7 mph NE | 0% |
| Friday Night | 54°F | Mostly Clear | 7 to 12 mph ENE | 4% |
| Saturday | 86°F | Mostly Sunny | 8 to 12 mph NE | 1% |
| Saturday Night | 55°F | Partly Cloudy | 9 to 15 mph NE | 2% |
| Sunday | 85°F | Partly Sunny | 9 to 15 mph ENE | 7% |
| Sunday Night | 55°F | Slight Chance Showers And Thunderstorms | 10 to 16 mph ENE | 24% |
| Monday | 82°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 10 to 15 mph ENE | 18% |
| Monday Night | 55°F | Partly Cloudy then Chance Showers And Thunderstorms | 10 to 16 mph ENE | 27% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Medicine Lake, MT
Last spring frost
May 16
First fall frost
Sep 18
Growing season
125 days
Hardiness zone
3b
Explore more for Medicine Lake, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Medicine Lake 3 Se, Mt (4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.