10-Day Weather Forecast - Big Arm, MT
- 55|38°F40% Chance of RainHourly details
Today
55°FMostly cloudy with a 40 percent chance of areas of rain. Patchy fog early in the morning. Highs in the mid 50s to lower 60s.
Tonight
38°FMostly clear. Lows in the 30s.
- 60|38°FMostly SunnyHourly details
Day
60°FMostly sunny. Highs in the 60s.
Night
38°FMostly clear. Lows in the 30s to lower 40s.
- 65|42°FPartly CloudyHourly details
Day
65°FPartly cloudy. Highs in the mid 60s to lower 70s.
Night
42°FPartly cloudy. Lows in the upper 30s to mid 40s.
Weekend Weather
- 65|43°FMostly CloudyHourly details
Day
65°FMostly cloudy. A 20 percent chance of rain in the afternoon. Highs in the mid 60s to lower 70s.
Night
43°FMostly cloudy. Lows in the upper 30s to mid 40s.
- 67|43°FMostly SunnyHourly details
Day
67°FMostly sunny. Highs in the upper 60s to mid 70s.
Night
43°FMostly clear. Lows in the upper 30s to mid 40s.
- 70|46°FMostly SunnyHourly details
Day
70°FMostly sunny. Highs in the 70s.
Night
46°FMostly clear. Lows in the 40s.
- 66|45°FMostly Sunny
Day
66°FMostly sunny. Highs in the 70s.
Night
45°FMostly clear. Low temperature around 45F. Dew point will be around 41F with an average humidity of 68%. Winds will be 4 mph from the N.
- 60|41°FSunny
Day
60°FSunny. High temperature around 60F. Dew point will be around 42F with an average humidity of 63%. Winds will be 3 mph from the N.
Night
41°FClear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 41F. Dew point will be around 42F with an average humidity of 75%. Winds will be 3 mph from the N.
- 60|41°F30% Chance of Rain
Day
60°FSunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 60F. Dew point will be around 41F with an average humidity of 63%. Winds will be 2 mph from the N.
Night
41°FMostly cloudy. Low temperature around 41F. Dew point will be around 39F with an average humidity of 69%. Winds will be 2 mph from the NW.
- 62|42°FPartly Cloudy
Day
62°FPartly cloudy. High temperature around 62F. Dew point will be around 39F with an average humidity of 57%. Winds will be 1 mph from the N.
Night
42°FPartly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 42F. Dew point will be around 38F with an average humidity of 65%. Winds will be 2 mph from the N.













