Malta, MT Weather & Growing Conditions
Overnight
31°F
Patchy Fog
Patchy fog. Partly cloudy, with a low around 31. Northwest wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 31°F | Patchy Fog | 2 mph NW | 0% |
| Wednesday | 45°F | Patchy Fog then Mostly Sunny | 5 mph NW | 0% |
| Wednesday Night | 30°F | Partly Cloudy | 5 mph S | 0% |
| Thursday | 50°F | Mostly Sunny | 5 mph SSW | 0% |
| Thursday Night | 35°F | Partly Cloudy | 3 to 7 mph WSW | 0% |
| Friday | 52°F | Sunny | 6 to 12 mph SW | 0% |
| Friday Night | 38°F | Partly Cloudy | 8 to 12 mph SW | 0% |
| Saturday | 56°F | Sunny | 5 to 12 mph W | 0% |
| Saturday Night | 36°F | Partly Cloudy | 5 to 8 mph S | 0% |
| Sunday | 64°F | Partly Sunny | 9 mph SW | 0% |
| Sunday Night | 39°F | Mostly Cloudy | 7 to 14 mph WNW | 0% |
| Monday | 54°F | Mostly Sunny | 6 to 9 mph W | 0% |
| Monday Night | 36°F | Partly Cloudy | 6 mph S | 0% |
| Tuesday | 58°F | Mostly Sunny | 5 to 8 mph SW | 0% |
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 Nov 4, 2026.