Martin City, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Martin City, a community in Flathead County, Montana.
Today
44°F
Sunny
Sunny. High near 44, with temperatures falling to around 38 in the afternoon. Wind around 0 mph.
7-day forecast for Martin City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 44°F | Sunny | 0 mph | 0% |
| Tonight | 25°F | Mostly Clear | 0 mph | 1% |
| Thursday | 40°F | Mostly Cloudy then Chance Rain And Snow | 2 mph SSW | 33% |
| Thursday Night | 29°F | Chance Light Rain | 2 mph SSW | 33% |
| Friday | 45°F | Partly Sunny | 3 mph SSW | 5% |
| Friday Night | 32°F | Mostly Cloudy | 3 mph S | 11% |
| Saturday | 51°F | Partly Sunny | 1 mph W | 11% |
| Saturday Night | 32°F | Partly Cloudy then Slight Chance Light Rain | 1 mph SE | 8% |
| Sunday | 54°F | Chance Light Rain | 1 to 6 mph SSW | 29% |
| Sunday Night | 32°F | Chance Light Rain then Mostly Cloudy | 2 mph SSW | 29% |
| Monday | 50°F | Partly Sunny | 0 mph | 9% |
| Monday Night | 31°F | Slight Chance Light Rain | 1 mph E | 9% |
| Tuesday | 52°F | Slight Chance Light Rain | 1 mph S | 21% |
| Tuesday Night | 33°F | Slight Chance Light Rain | 1 mph S | 21% |
Forecast source: National Weather Service (api.weather.gov) for Martin City (48.393, -114.031). Updated through the day.
Growing snapshot for Martin City
Last spring frost
May 9
First fall frost
Oct 1
Growing season
141 days
Hardiness zone
5b
More local growing data for Martin City: nearby ZIP 59919 weather · frost dates · planting calendar · Montana frost dates
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Climate data from the nearest NOAA station, Hungry Horse Dam, Mt (2.9 mi from Martin City). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.