St. Regis, MT Weather & Growing Conditions
Today
79°F
Patchy Smoke
Patchy smoke before 2pm. Sunny, with a high near 79. Southeast wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 79°F | Patchy Smoke | 2 mph SE | 0% |
| Tonight | 48°F | Patchy Smoke then Mostly Clear | 3 mph NW | 0% |
| Wednesday | 84°F | Sunny | 2 mph SW | 0% |
| Wednesday Night | 50°F | Clear | 3 mph WSW | 0% |
| Thursday | 91°F | Sunny | 0 to 5 mph SW | 0% |
| Thursday Night | 53°F | Clear | 1 to 6 mph SW | 0% |
| Friday | 90°F | Sunny | 0 to 8 mph SW | 0% |
| Friday Night | 53°F | Clear | 5 to 10 mph WSW | 0% |
| Saturday | 87°F | Sunny | 3 to 9 mph WSW | 0% |
| Saturday Night | 52°F | Mostly Clear | 3 to 8 mph WSW | 0% |
| Sunday | 85°F | Sunny | 2 to 6 mph WSW | 0% |
| Sunday Night | 51°F | Mostly Clear | 2 to 7 mph WSW | 0% |
| Monday | 84°F | Sunny | 3 mph W | 0% |
| Monday Night | 50°F | Mostly Clear | 2 to 6 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for St. Regis, MT
Growing season
101 days
Hardiness zone
6a
Explore more for St. Regis, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Saint Regis 1 Ne, Mt (3.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.