Dell, MT Weather & Growing Conditions
Overnight
42°F
Light Rain Likely
Rain likely. Mostly cloudy, with a low around 42. North wind around 2 mph. Chance of precipitation is 60%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 42°F | Light Rain Likely | 2 mph N | 58% |
| Saturday | 49°F | Light Rain Likely then Showers And Thunderstorms | 2 to 8 mph NNE | 76% |
| Saturday Night | 39°F | Chance Light Rain then Mostly Cloudy | 2 to 8 mph NNW | 36% |
| Sunday | 56°F | Partly Sunny | 2 to 8 mph NNW | 0% |
| Sunday Night | 40°F | Partly Cloudy | 6 mph SE | 1% |
| Monday | 61°F | Sunny | 3 to 7 mph SSW | 1% |
| Monday Night | 43°F | Partly Cloudy | 3 to 8 mph S | 0% |
| Tuesday | 63°F | Mostly Sunny | 2 to 8 mph S | 2% |
| Tuesday Night | 43°F | Partly Cloudy | 3 to 7 mph SSW | 5% |
| Wednesday | 64°F | Sunny | 3 to 10 mph S | 6% |
| Wednesday Night | 43°F | Partly Cloudy | 7 to 10 mph S | 5% |
| Thursday | 65°F | Sunny | 7 to 15 mph S | 2% |
| Thursday Night | 43°F | Partly Cloudy | 8 to 15 mph S | 2% |
| Friday | 65°F | Mostly Sunny | 8 to 16 mph S | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Dell, MT
Last spring frost
Jun 11
First fall frost
Sep 10
Growing season
89 days
Hardiness zone
5a
Explore more for Dell, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Lima, Mt (10.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.