Malta, MT Weather & Growing Conditions
Overnight
43°F
Mostly Clear
Mostly clear, with a low around 43. West southwest wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 43°F | Mostly Clear | 6 mph WSW | 0% |
| Tuesday | 76°F | Sunny | 6 to 12 mph WNW | 0% |
| Tuesday Night | 53°F | Mostly Clear | 3 to 10 mph SW | 1% |
| Wednesday | 86°F | Partly Sunny | 6 to 13 mph WSW | 0% |
| Wednesday Night | 56°F | Partly Cloudy | 3 to 13 mph W | 0% |
| Thursday | 92°F | Sunny | 3 to 12 mph WSW | 0% |
| Thursday Night | 57°F | Mostly Clear | 6 to 14 mph N | 0% |
| Friday | 92°F | Sunny | 5 to 9 mph E | 0% |
| Friday Night | 60°F | Mostly Clear | 7 to 13 mph NE | 1% |
| Saturday | 91°F | Sunny | 8 to 13 mph NNE | 0% |
| Saturday Night | 60°F | Partly Cloudy | 10 mph NE | 1% |
| Sunday | 89°F | Mostly Sunny | 7 to 12 mph NNE | 2% |
| Sunday Night | 60°F | Partly Cloudy | 14 mph NE | 12% |
| Monday | 86°F | Mostly Sunny then Slight Chance Rain Showers | 12 mph NE | 18% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Malta, MT
Last spring frost
May 16
First fall frost
Sep 23
Growing season
128 days
Hardiness zone
4a
Explore more for Malta, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Malta 35 S, Mt (13.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.