Brockway, MT Weather & Growing Conditions
Today
74°F
Sunny
Sunny, with a high near 74. West wind 6 to 13 mph, with gusts as high as 21 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Sunny | 6 to 13 mph W | 0% |
| Tonight | 51°F | Partly Cloudy | 2 to 8 mph S | 1% |
| Wednesday | 84°F | Partly Sunny | 9 mph SW | 0% |
| Wednesday Night | 55°F | Partly Cloudy | 2 to 8 mph SW | 0% |
| Thursday | 91°F | Sunny | 3 to 8 mph WSW | 0% |
| Thursday Night | 58°F | Mostly Clear | 5 to 9 mph NNE | 0% |
| Friday | 92°F | Sunny | 7 mph ESE | 0% |
| Friday Night | 62°F | Mostly Clear | 10 mph ENE | 1% |
| Saturday | 92°F | Sunny | 6 to 10 mph NNE | 0% |
| Saturday Night | 62°F | Mostly Clear | 10 mph NE | 3% |
| Sunday | 91°F | Mostly Sunny | 10 mph ENE | 2% |
| Sunday Night | 62°F | Partly Cloudy | 12 mph NE | 10% |
| Monday | 87°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 10 mph ENE | 16% |
| Monday Night | 61°F | Partly Cloudy then Chance Rain Showers | 13 mph E | 27% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Brockway, MT
Last spring frost
May 20
First fall frost
Sep 19
Growing season
121 days
Hardiness zone
4a
Explore more for Brockway, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Brockway 3 Wsw, Mt (9.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.