Birney, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Birney, a community in Rosebud County, Montana.
This Afternoon
53°F
Sunny
Sunny. High near 53, with temperatures falling to around 46 in the afternoon. Southeast wind around 2 mph.
7-day forecast for Birney
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 53°F | Sunny | 2 mph SE | 0% |
| Tonight | 27°F | Mostly Clear | 3 mph S | 0% |
| Wednesday | 54°F | Mostly Sunny | 3 mph S | 0% |
| Wednesday Night | 28°F | Patchy Fog | 2 mph N | 0% |
| Thursday | 58°F | Mostly Sunny | 2 mph SW | 0% |
| Thursday Night | 33°F | Partly Cloudy | 2 mph WNW | 1% |
| Friday | 56°F | Sunny | 1 to 5 mph WSW | 2% |
| Friday Night | 34°F | Partly Cloudy | 3 mph WSW | 7% |
| Saturday | 60°F | Sunny | 1 to 5 mph W | 2% |
| Saturday Night | 33°F | Mostly Clear | 2 mph SW | 0% |
| Sunday | 68°F | Mostly Sunny | 2 mph WSW | 0% |
| Sunday Night | 38°F | Partly Cloudy | 2 mph NW | 0% |
| Monday | 60°F | Mostly Sunny | 2 mph NW | 1% |
| Monday Night | 35°F | Mostly Cloudy | 2 mph SSE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Birney (45.415, -106.493). Updated through the day.
Growing snapshot for Birney
Last spring frost
May 23
First fall frost
Sep 15
Growing season
113 days
Hardiness zone
4b
More local growing data for Birney: nearby ZIP 59012 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Busby, Mt (22 mi from Birney). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.