Frenchtown, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Frenchtown, a community in Missoula County, Montana.
Today
73°F
Slight Chance Light Rain
Areas of fog before 10am, then a slight chance of rain between 10am and 3pm. Mostly sunny, with a high near 73. Southeast wind around 2 mph. Chance of precipitation is 20%.
7-day forecast for Frenchtown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Slight Chance Light Rain | 2 mph SE | 21% |
| Tonight | 45°F | Partly Cloudy then Patchy Fog | 2 mph ESE | 3% |
| Sunday | 78°F | Areas Of Fog then Sunny | 1 mph S | 0% |
| Sunday Night | 46°F | Clear | 1 mph NNE | 0% |
| Monday | 81°F | Sunny | 1 mph SSW | 0% |
| Monday Night | 47°F | Mostly Clear | 2 mph WSW | 0% |
| Tuesday | 80°F | Sunny | 1 mph SSW | 0% |
| Tuesday Night | 47°F | Mostly Clear | 1 mph NW | 2% |
| Wednesday | 80°F | Sunny | 0 to 3 mph SSW | 1% |
| Wednesday Night | 47°F | Mostly Clear | 2 mph SW | 3% |
| Thursday | 79°F | Sunny | 2 mph SSE | 2% |
| Thursday Night | 47°F | Partly Cloudy | 2 mph SW | 8% |
| Friday | 76°F | Mostly Sunny | 1 to 5 mph SSE | 8% |
| Friday Night | 44°F | Slight Chance Light Rain | 5 mph WNW | 23% |
Forecast source: National Weather Service (api.weather.gov) for Frenchtown (47.028, -114.246). Updated through the day.
Growing snapshot for Frenchtown
Last spring frost
May 6
First fall frost
Oct 4
Growing season
151 days
Hardiness zone
6a
More local growing data for Frenchtown: nearby ZIP 59834 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Alberton
Arlee
Bonner-West Riverside
Condon
Cyr
East Missoula
Evaro
Huson
Lolo
Missoula
Orchard Homes
Piltzville
Potomac
Seeley Lake
Turah
Twin Creeks
Wye
Climate data from the nearest NOAA station, Missoula 6 Nw Wfo, Mt (12.4 mi from Frenchtown). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.