Melstone, MT Weather & Growing Conditions
Tonight
50°F
Showers And Thunderstorms
Showers and thunderstorms before 9pm, then patchy fog and showers and thunderstorms. Cloudy, with a low around 50. Northeast wind 8 to 13 mph. Chance of precipitation is 100%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 50°F | Showers And Thunderstorms | 8 to 13 mph NE | 97% |
| Sunday | 60°F | Rain Showers | 9 mph NE | 88% |
| Sunday Night | 48°F | Patchy Fog | 3 to 7 mph E | 15% |
| Monday | 67°F | Patchy Fog then Partly Sunny | 5 to 9 mph SE | 4% |
| Monday Night | 47°F | Mostly Clear then Patchy Fog | 5 to 8 mph ESE | 0% |
| Tuesday | 76°F | Patchy Fog then Sunny | 3 to 7 mph SSE | 0% |
| Tuesday Night | 51°F | Partly Cloudy | 5 mph ESE | 2% |
| Wednesday | 78°F | Partly Sunny | 2 to 6 mph S | 5% |
| Wednesday Night | 52°F | Mostly Clear | 2 mph SSE | 4% |
| Thursday | 80°F | Sunny | 3 to 8 mph SSW | 2% |
| Thursday Night | 52°F | Mostly Clear | 6 mph ESE | 2% |
| Friday | 79°F | Mostly Sunny | 3 to 9 mph SE | 1% |
| Friday Night | 51°F | Partly Cloudy | 7 mph E | 6% |
| Saturday | 70°F | Partly Sunny | 12 mph NNW | 11% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Melstone, MT
Last spring frost
May 10
First fall frost
Sep 29
Growing season
141 days
Hardiness zone
4b
Explore more for Melstone, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Melstone, Mt (15 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.