Missoula, MT Weather & Growing Conditions
Today
72°F
Patchy Smoke
Patchy smoke before 3pm. Sunny, with a high near 72. East northeast wind 1 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Patchy Smoke | 1 to 5 mph ENE | 0% |
| Tonight | 52°F | Mostly Clear | 2 to 6 mph WSW | 0% |
| Wednesday | 78°F | Sunny | 1 to 5 mph NNE | 0% |
| Wednesday Night | 55°F | Mostly Clear | 5 mph WSW | 0% |
| Thursday | 84°F | Sunny | 1 to 6 mph S | 0% |
| Thursday Night | 59°F | Mostly Clear | 3 to 7 mph WSW | 0% |
| Friday | 84°F | Sunny | 1 to 10 mph SW | 0% |
| Friday Night | 59°F | Mostly Clear | 6 to 14 mph WSW | 0% |
| Saturday | 82°F | Sunny | 2 to 10 mph SW | 0% |
| Saturday Night | 59°F | Mostly Clear | 3 to 10 mph WSW | 0% |
| Sunday | 80°F | Sunny | 1 to 6 mph W | 0% |
| Sunday Night | 57°F | Mostly Clear | 2 to 9 mph WSW | 0% |
| Monday | 79°F | Sunny | 1 to 5 mph NNW | 0% |
| Monday Night | 57°F | Mostly Clear | 2 to 7 mph WSW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Missoula, MT
Last spring frost
May 16
First fall frost
Sep 26
Growing season
130 days
Hardiness zone
5b
Explore more for Missoula, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Missoula Intl Ap, Mt (8.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.