Bloomfield, MT Weather & Growing Conditions
Today
71°F
Sunny
Sunny, with a high near 71. West wind 9 to 16 mph, with gusts as high as 24 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Sunny | 9 to 16 mph W | 0% |
| Tonight | 50°F | Mostly Clear | 3 to 12 mph WSW | 1% |
| Wednesday | 82°F | Partly Sunny | 7 to 13 mph WSW | 0% |
| Wednesday Night | 54°F | Mostly Clear | 2 to 10 mph WSW | 0% |
| Thursday | 88°F | Sunny | 2 to 8 mph WNW | 0% |
| Thursday Night | 57°F | Mostly Clear | 7 to 10 mph N | 0% |
| Friday | 88°F | Sunny | 8 mph E | 0% |
| Friday Night | 58°F | Mostly Clear | 7 to 10 mph NE | 0% |
| Saturday | 89°F | Sunny | 6 to 12 mph NE | 0% |
| Saturday Night | 59°F | Mostly Clear | 8 to 12 mph NE | 2% |
| Sunday | 88°F | Mostly Sunny | 8 to 14 mph ENE | 3% |
| Sunday Night | 58°F | Partly Cloudy | 10 to 14 mph NE | 14% |
| Monday | 84°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 10 to 14 mph ENE | 22% |
| Monday Night | 58°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 12 to 15 mph E | 25% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bloomfield, MT
Last spring frost
May 12
First fall frost
Sep 25
Growing season
135 days
Hardiness zone
4a
Explore more for Bloomfield, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Savage, Mt (24.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.