Missoula, MT Weather & Growing Conditions
Today
49°F
Sunny
Sunny. High near 49, with temperatures falling to around 43 in the afternoon. Northwest wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 49°F | Sunny | 1 mph NW | 0% |
| Tonight | 29°F | Mostly Clear | 2 mph ESE | 0% |
| Thursday | 45°F | Mostly Cloudy | 2 mph W | 6% |
| Thursday Night | 30°F | Partly Cloudy | 2 mph WSW | 1% |
| Friday | 50°F | Mostly Sunny | 2 mph SSW | 0% |
| Friday Night | 35°F | Mostly Cloudy | 2 mph SSW | 1% |
| Saturday | 57°F | Mostly Sunny | 2 mph SSE | 1% |
| Saturday Night | 36°F | Partly Cloudy | 1 to 9 mph SE | 1% |
| Sunday | 61°F | Mostly Sunny | 6 mph SW | 5% |
| Sunday Night | 35°F | Mostly Cloudy | 0 to 3 mph NW | 10% |
| Monday | 56°F | Mostly Cloudy | 2 mph NNE | 7% |
| Monday Night | 36°F | Mostly Cloudy | 1 mph SSE | 6% |
| Tuesday | 59°F | Mostly Sunny | 2 mph SSW | 16% |
| Tuesday Night | 37°F | Partly Cloudy | 1 to 6 mph SSE | 16% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Missoula, MT
Last spring frost
May 10
First fall frost
Oct 1
Growing season
143 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 2 Ne, Mt (2.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.