Antelope, MT Weather & Growing Conditions
This Afternoon
75°F
Mostly Sunny
Mostly sunny, with a high near 75. North wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 75°F | Mostly Sunny | 7 mph N | 5% |
| Tonight | 54°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 9 to 14 mph NE | 18% |
| Saturday | 67°F | Cloudy | 17 mph NE | 13% |
| Saturday Night | 50°F | Cloudy then Slight Chance Rain Showers | 14 mph E | 24% |
| Sunday | 63°F | Slight Chance Rain Showers | 14 mph ESE | 23% |
| Sunday Night | 48°F | Mostly Cloudy | 8 to 12 mph SE | 3% |
| Monday | 69°F | Mostly Sunny | 8 to 18 mph SSE | 0% |
| Monday Night | 50°F | Partly Cloudy | 17 mph SSE | 0% |
| Tuesday | 74°F | Mostly Sunny | 14 to 18 mph SSE | 1% |
| Tuesday Night | 53°F | Partly Cloudy | 10 to 16 mph SSE | 4% |
| Wednesday | 77°F | Sunny | 9 to 13 mph SSE | 7% |
| Wednesday Night | 53°F | Mostly Clear | 8 mph SE | 4% |
| Thursday | 78°F | Sunny | 6 to 12 mph SE | 2% |
| Thursday Night | 54°F | Mostly Clear | 12 mph SE | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Antelope, MT
Last spring frost
May 25
First fall frost
Sep 14
Growing season
111 days
Hardiness zone
3b
Explore more for Antelope, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Plentywood, Mt (11.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.