Rapelje, MT Weather & Growing Conditions
Overnight
45°F
Mostly Clear
Mostly clear. Low around 45, with temperatures rising to around 47 overnight. West northwest wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 45°F | Mostly Clear | 1 mph WNW | 0% |
| Tuesday | 74°F | Sunny | 1 to 7 mph ESE | 0% |
| Tuesday Night | 50°F | Partly Cloudy | 1 to 7 mph ENE | 1% |
| Wednesday | 85°F | Sunny | 2 to 8 mph WNW | 0% |
| Wednesday Night | 55°F | Mostly Clear | 2 to 9 mph NNW | 0% |
| Thursday | 94°F | Sunny | 2 to 9 mph W | 0% |
| Thursday Night | 59°F | Mostly Clear | 2 to 14 mph N | 0% |
| Friday | 98°F | Sunny | 2 to 8 mph W | 0% |
| Friday Night | 61°F | Mostly Clear | 6 to 15 mph NW | 0% |
| Saturday | 95°F | Sunny | 8 to 13 mph WNW | 0% |
| Saturday Night | 61°F | Mostly Clear | 5 to 13 mph N | 2% |
| Sunday | 92°F | Sunny | 5 to 9 mph N | 2% |
| Sunday Night | 61°F | Partly Cloudy | 7 to 12 mph NNE | 12% |
| Monday | 89°F | Sunny | 6 to 10 mph N | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Rapelje, MT
Last spring frost
May 24
First fall frost
Sep 21
Growing season
116 days
Hardiness zone
4b
Explore more for Rapelje, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Rapelje, Mt (1.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.