Dell, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dell, a community in Beaverhead County, Montana.
Tonight
47°F
Chance Showers And Thunderstorms then Light Rain Likely
A chance of showers and thunderstorms before midnight, then rain likely. Mostly cloudy. Low around 47, with temperatures rising to around 50 overnight. West northwest wind around 3 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Dell
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Chance Showers And Thunderstorms then Light Rain Likely | 3 mph WNW | 61% |
| Saturday | 56°F | Light Rain Likely then Showers And Thunderstorms | 3 to 7 mph N | 75% |
| Saturday Night | 45°F | Chance Light Rain then Mostly Cloudy | 3 to 7 mph NW | 37% |
| Sunday | 64°F | Partly Sunny | 2 to 6 mph NW | 3% |
| Sunday Night | 43°F | Mostly Clear | 6 mph SE | 0% |
| Monday | 71°F | Sunny | 5 mph S | 1% |
| Monday Night | 46°F | Partly Cloudy | 2 to 6 mph S | 1% |
| Tuesday | 71°F | Mostly Sunny | 5 mph S | 2% |
| Tuesday Night | 46°F | Partly Cloudy | 5 mph S | 10% |
| Wednesday | 72°F | Sunny | 3 to 7 mph S | 3% |
| Wednesday Night | 45°F | Mostly Clear | 8 mph S | 3% |
| Thursday | 73°F | Sunny | 6 to 10 mph SSE | 2% |
| Thursday Night | 46°F | Partly Cloudy | 7 to 12 mph SSE | 1% |
| Friday | 73°F | Mostly Sunny | 7 to 14 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov) for Dell (44.727, -112.697). Updated through the day.
Growing snapshot for Dell
Last spring frost
Jun 11
First fall frost
Sep 10
Growing season
89 days
Hardiness zone
5a
More local growing data for Dell: nearby ZIP 59724 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lima, Mt (10.6 mi from Dell). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.