Plentywood, MT Weather & Growing Conditions
Today
67°F
Partly Sunny
Partly sunny, with a high near 67. Northeast wind 13 to 16 mph, with gusts as high as 24 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 67°F | Partly Sunny | 13 to 16 mph NE | 0% |
| Tonight | 49°F | Mostly Cloudy | 13 mph E | 6% |
| Sunday | 63°F | Mostly Cloudy | 13 mph SE | 5% |
| Sunday Night | 47°F | Partly Cloudy | 10 mph SSE | 0% |
| Monday | 69°F | Mostly Sunny | 8 to 18 mph SSE | 1% |
| Monday Night | 51°F | Mostly Clear | 16 mph SSE | 0% |
| Tuesday | 73°F | Mostly Sunny | 15 to 20 mph SSE | 2% |
| Tuesday Night | 53°F | Mostly Clear | 12 to 15 mph SSE | 1% |
| Wednesday | 77°F | Mostly Sunny | 12 mph SSE | 4% |
| Wednesday Night | 54°F | Mostly Clear | 10 mph SSE | 9% |
| Thursday | 79°F | Mostly Sunny | 7 to 12 mph SSE | 2% |
| Thursday Night | 55°F | Mostly Clear | 8 to 12 mph SE | 4% |
| Friday | 77°F | Mostly Sunny | 10 to 20 mph SSE | 3% |
| Friday Night | 53°F | Partly Cloudy | 18 mph SE | 13% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Plentywood, MT
Last spring frost
May 19
First fall frost
Sep 23
Growing season
125 days
Hardiness zone
4a
Explore more for Plentywood, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Raymond Border Stn, Mt (6.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.