Jackson, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jackson, a community in Beaverhead County, Montana.
Tonight
40°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy. Low around 40, with temperatures rising to around 43 overnight. Northwest wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
7-day forecast for Jackson
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 40°F | Showers And Thunderstorms | 7 mph NW | 92% |
| Saturday | 52°F | Light Rain then Showers And Thunderstorms | 5 to 8 mph NE | 87% |
| Saturday Night | 36°F | Chance Light Rain then Patchy Fog | 1 to 7 mph SSW | 34% |
| Sunday | 64°F | Patchy Fog then Mostly Sunny | 1 to 7 mph W | 3% |
| Sunday Night | 35°F | Mostly Clear | 7 mph SE | 1% |
| Monday | 68°F | Sunny | 3 to 7 mph SW | 0% |
| Monday Night | 38°F | Mostly Clear | 6 mph ENE | 1% |
| Tuesday | 69°F | Mostly Sunny | 6 mph SSW | 1% |
| Tuesday Night | 37°F | Mostly Clear | 3 to 7 mph SSE | 4% |
| Wednesday | 70°F | Sunny | 5 to 8 mph SSW | 2% |
| Wednesday Night | 37°F | Mostly Clear | 5 to 9 mph S | 3% |
| Thursday | 72°F | Sunny | 6 to 10 mph S | 1% |
| Thursday Night | 39°F | Mostly Clear | 7 to 13 mph SSE | 1% |
| Friday | 72°F | Mostly Sunny | 8 to 12 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov) for Jackson (45.368, -113.410). Updated through the day.
Growing snapshot for Jackson
Growing season
51 days
Hardiness zone
5a
More local growing data for Jackson: nearby ZIP 59736 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Jackson, Mt (3.6 mi from Jackson). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.