Missoula, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Missoula, a city in Missoula County, Montana.
Today
83°F
Patchy Smoke
Patchy smoke before 3pm. Sunny, with a high near 83. North northwest wind 0 to 5 mph.
7-day forecast for Missoula
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Patchy Smoke | 0 to 5 mph NNW | 0% |
| Tonight | 49°F | Mostly Clear | 0 to 6 mph N | 0% |
| Wednesday | 88°F | Sunny | 2 mph NW | 0% |
| Wednesday Night | 51°F | Mostly Clear | 2 mph SW | 0% |
| Thursday | 95°F | Sunny | 2 mph WNW | 0% |
| Thursday Night | 55°F | Mostly Clear | 5 mph SW | 0% |
| Friday | 98°F | Sunny | 0 to 5 mph SW | 0% |
| Friday Night | 56°F | Mostly Clear | 2 to 15 mph WSW | 0% |
| Saturday | 95°F | Sunny | 0 to 7 mph NW | 0% |
| Saturday Night | 55°F | Mostly Clear | 0 to 12 mph WNW | 0% |
| Sunday | 92°F | Sunny | 0 to 5 mph NW | 0% |
| Sunday Night | 54°F | Mostly Clear | 0 to 9 mph NW | 0% |
| Monday | 91°F | Sunny | 0 to 3 mph NNW | 0% |
| Monday Night | 54°F | Mostly Clear | 0 to 6 mph NNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Missoula (46.874, -114.026). Updated through the day.
Growing snapshot for Missoula
Last spring frost
May 10
First fall frost
Oct 1
Growing season
143 days
Hardiness zone
5b
More local growing data for Missoula: nearby ZIP 59801 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Alberton
Arlee
Bonner-West Riverside
Condon
Cyr
East Missoula
Evaro
Frenchtown
Huson
Lolo
Orchard Homes
Piltzville
Potomac
Seeley Lake
Turah
Twin Creeks
Wye
Climate data from the nearest NOAA station, Missoula 2 Ne, Mt (3.6 mi from Missoula). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.