Carter, MT Weather & Growing Conditions
Tonight
52°F
Cloudy
Cloudy, with a low around 52. North northeast wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Cloudy | 8 mph NNE | 9% |
| Saturday | 69°F | Cloudy | 8 mph ENE | 7% |
| Saturday Night | 49°F | Mostly Cloudy | 2 to 7 mph SSE | 3% |
| Sunday | 74°F | Mostly Sunny | 2 to 6 mph SE | 1% |
| Sunday Night | 47°F | Mostly Clear | 3 to 10 mph ESE | 0% |
| Monday | 79°F | Sunny | 5 mph SSE | 0% |
| Monday Night | 49°F | Mostly Clear | 6 mph SSW | 0% |
| Tuesday | 79°F | Sunny | 5 mph W | 0% |
| Tuesday Night | 50°F | Partly Cloudy | 5 mph SE | 1% |
| Wednesday | 79°F | Sunny | 5 mph WSW | 2% |
| Wednesday Night | 50°F | Mostly Clear | 5 mph SE | 3% |
| Thursday | 79°F | Sunny | 2 to 6 mph S | 1% |
| Thursday Night | 51°F | Partly Cloudy | 3 to 7 mph SSE | 2% |
| Friday | 80°F | Mostly Sunny | 2 to 7 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Carter, MT
Last spring frost
May 23
First fall frost
Sep 23
Growing season
120 days
Hardiness zone
4a
Explore more for Carter, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Carter 14 W, Mt (11.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.