Hinsdale, MT Weather & Growing Conditions
Today
69°F
Mostly Cloudy
Mostly cloudy, with a high near 69. Northeast wind 9 to 15 mph, with gusts as high as 21 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 69°F | Mostly Cloudy | 9 to 15 mph NE | 0% |
| Tonight | 50°F | Mostly Cloudy then Chance Rain Showers | 13 mph ENE | 25% |
| Sunday | 63°F | Patchy Fog then Mostly Cloudy | 14 mph ESE | 24% |
| Sunday Night | 48°F | Partly Cloudy | 13 mph SE | 0% |
| Monday | 70°F | Mostly Sunny | 12 to 16 mph SE | 1% |
| Monday Night | 50°F | Mostly Clear | 15 mph SE | 0% |
| Tuesday | 77°F | Sunny | 12 mph SE | 0% |
| Tuesday Night | 51°F | Mostly Clear | 8 mph SE | 2% |
| Wednesday | 80°F | Sunny | 8 mph SE | 3% |
| Wednesday Night | 52°F | Mostly Clear | 8 mph SE | 3% |
| Thursday | 81°F | Sunny | 9 mph SE | 1% |
| Thursday Night | 53°F | Mostly Clear | 10 mph ESE | 4% |
| Friday | 79°F | Mostly Sunny | 12 to 17 mph SE | 2% |
| Friday Night | 50°F | Partly Cloudy | 15 mph E | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hinsdale, MT
Last spring frost
May 15
First fall frost
Sep 26
Growing season
132 days
Hardiness zone
4a
Explore more for Hinsdale, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Hinsdale 4 Sw, Mt (10.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.