Melstone, MT Weather & Growing Conditions
Overnight
54°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy. Low around 54, with temperatures rising to around 56 overnight. North wind around 9 mph. Chance of precipitation is 80%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Showers And Thunderstorms | 9 mph N | 84% |
| Saturday | 61°F | Showers And Thunderstorms | 13 mph NNE | 97% |
| Saturday Night | 49°F | Patchy Fog | 10 mph NE | 93% |
| Sunday | 61°F | Rain Showers | 8 mph NE | 82% |
| Sunday Night | 47°F | Slight Chance Rain Showers then Mostly Cloudy | 3 to 7 mph E | 19% |
| Monday | 71°F | Partly Sunny | 5 to 9 mph SSE | 0% |
| Monday Night | 47°F | Mostly Clear | 5 to 8 mph SE | 0% |
| Tuesday | 78°F | Sunny | 6 mph S | 0% |
| Tuesday Night | 50°F | Mostly Clear | 1 to 6 mph SE | 1% |
| Wednesday | 80°F | Mostly Sunny | 5 mph S | 3% |
| Wednesday Night | 50°F | Partly Cloudy | 5 mph SE | 6% |
| Thursday | 81°F | Sunny | 3 to 8 mph SSW | 0% |
| Thursday Night | 51°F | Mostly Clear | 7 mph SE | 2% |
| Friday | 80°F | Mostly Sunny | 5 to 10 mph SSE | 2% |
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 (6.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.