Denton, MT Weather & Growing Conditions
Overnight
40°F
Mostly Clear
Mostly clear. Low around 40, with temperatures rising to around 43 overnight. South southwest wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 40°F | Mostly Clear | 7 mph SSW | 0% |
| Tuesday | 75°F | Sunny | 2 to 7 mph NW | 0% |
| Tuesday Night | 48°F | Mostly Clear | 5 to 10 mph SE | 1% |
| Wednesday | 84°F | Sunny | 5 to 10 mph W | 0% |
| Wednesday Night | 52°F | Mostly Clear | 5 to 10 mph NNW | 0% |
| Thursday | 90°F | Sunny | 7 to 10 mph WSW | 0% |
| Thursday Night | 56°F | Mostly Clear | 6 to 12 mph E | 0% |
| Friday | 95°F | Sunny | 5 to 13 mph S | 0% |
| Friday Night | 58°F | Mostly Clear | 7 to 10 mph WNW | 0% |
| Saturday | 91°F | Sunny | 8 to 13 mph WNW | 0% |
| Saturday Night | 59°F | Mostly Clear | 9 mph E | 0% |
| Sunday | 89°F | Sunny | 7 to 12 mph NNW | 1% |
| Sunday Night | 58°F | Partly Cloudy | 7 to 10 mph ENE | 8% |
| Monday | 86°F | Sunny | 6 to 10 mph NE | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Denton, MT
Last spring frost
Jun 1
First fall frost
Sep 11
Growing season
101 days
Hardiness zone
4b
Explore more for Denton, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Denton, Mt (10.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.