Lonepine, MT Weather & Growing Conditions
Today
77°F
Patchy Smoke then Sunny
Patchy smoke before noon. Sunny, with a high near 77. East wind 1 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 77°F | Patchy Smoke then Sunny | 1 to 5 mph E | 0% |
| Tonight | 54°F | Mostly Clear | 5 mph WNW | 1% |
| Wednesday | 83°F | Sunny then Patchy Smoke | 1 to 6 mph SSW | 0% |
| Wednesday Night | 57°F | Patchy Smoke then Mostly Clear | 2 to 6 mph W | 0% |
| Thursday | 90°F | Sunny | 1 to 6 mph SW | 0% |
| Thursday Night | 61°F | Mostly Clear | 2 to 8 mph W | 0% |
| Friday | 90°F | Sunny | 1 to 14 mph SW | 0% |
| Friday Night | 60°F | Mostly Clear | 5 to 17 mph WSW | 0% |
| Saturday | 87°F | Sunny | 3 to 15 mph WSW | 0% |
| Saturday Night | 59°F | Mostly Clear | 3 to 14 mph W | 0% |
| Sunday | 85°F | Sunny | 2 to 8 mph WSW | 0% |
| Sunday Night | 58°F | Mostly Clear | 3 to 9 mph WNW | 0% |
| Monday | 84°F | Sunny | 1 to 6 mph W | 0% |
| Monday Night | 57°F | Mostly Clear | 6 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lonepine, MT
Last spring frost
May 15
First fall frost
Sep 28
Growing season
134 days
Hardiness zone
6a
Explore more for Lonepine, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Skq Dam, Mt (21 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.