Martin City, MT Weather & Growing Conditions
Tonight
25°F
Mostly Cloudy
Mostly cloudy, with a low around 25. Wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 25°F | Mostly Cloudy | 0 mph | 0% |
| Wednesday | 42°F | Mostly Sunny | 1 mph N | 0% |
| Wednesday Night | 25°F | Mostly Clear | 1 mph SE | 2% |
| Thursday | 38°F | Chance Rain And Snow | 2 mph S | 35% |
| Thursday Night | 29°F | Chance Rain And Snow then Mostly Cloudy | 5 mph SSW | 35% |
| Friday | 42°F | Partly Sunny then Chance Light Rain | 5 mph SSW | 27% |
| Friday Night | 31°F | Chance Light Rain | 6 mph SSW | 27% |
| Saturday | 48°F | Partly Sunny | 0 to 3 mph S | 8% |
| Saturday Night | 32°F | Mostly Cloudy then Chance Light Rain | 0 to 3 mph SE | 41% |
| Sunday | 49°F | Chance Light Rain | 2 to 6 mph S | 50% |
| Sunday Night | 32°F | Chance Light Rain then Chance Rain And Snow | 5 mph SSW | 50% |
| Monday | 46°F | Partly Sunny then Slight Chance Light Rain | 2 mph S | 23% |
| Monday Night | 32°F | Slight Chance Light Rain | 2 mph SSW | 24% |
| Tuesday | 48°F | Slight Chance Light Rain | 2 mph SSW | 24% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Martin City, MT
Last spring frost
May 9
First fall frost
Oct 1
Growing season
141 days
Hardiness zone
5b
Explore more for Martin City, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Hungry Horse Dam, Mt (1.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.