Pinesdale, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Pinesdale, a town in Ravalli County, Montana.
Tonight
52°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy, with a low around 52. Northwest wind 0 to 3 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Pinesdale
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Showers And Thunderstorms | 0 to 3 mph NW | 85% |
| Saturday | 64°F | Rain Showers Likely | 0 to 3 mph N | 65% |
| Saturday Night | 48°F | Partly Cloudy | 2 mph W | 5% |
| Sunday | 71°F | Sunny | 3 mph SSE | 0% |
| Sunday Night | 50°F | Mostly Clear | 0 to 3 mph WSW | 0% |
| Monday | 75°F | Sunny | 3 mph SW | 0% |
| Monday Night | 51°F | Mostly Clear | 5 mph WSW | 0% |
| Tuesday | 74°F | Sunny | 3 mph SSW | 0% |
| Tuesday Night | 51°F | Mostly Clear | 3 mph W | 4% |
| Wednesday | 74°F | Sunny | 5 mph SSW | 2% |
| Wednesday Night | 51°F | Mostly Clear | 3 mph WSW | 1% |
| Thursday | 76°F | Sunny | 3 mph S | 1% |
| Thursday Night | 52°F | Partly Cloudy | 1 to 5 mph WSW | 1% |
| Friday | 75°F | Mostly Sunny | 5 mph SW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Pinesdale (46.334, -114.223). Updated through the day.
Growing snapshot for Pinesdale
Last spring frost
May 23
First fall frost
Sep 21
Growing season
118 days
Hardiness zone
5b
More local growing data for Pinesdale: nearby ZIP 59841 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Western Ag Rsch Ctr, Mt (6.6 mi from Pinesdale). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.