Rocky Boy, MT 14 Day Weather - WeatherWorld.com
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Rocky Boy, MT Weather Forecast


Rocky Boy, MT Weather Forecast Dated: 1214 PM Fri Oct 09 2026
Expect a cool pattern with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Friday, October 9, 2026
Mid-Morning
63°F 17°C
Overcast
Mid-Afternoon
76°F 25°C
Partly Cloudy
Early-Evening
65°F 18°C
Cloudy
Pleasant near 76°F 25°C, overcast in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds turning from the SSW to the W at 16 mph 26 km/h. Gusts up to 32 mph 52 km/h.
Saturday, October 10, 2026
Mid-Morning
38°F 3°C
Scattered Showers
Mid-Afternoon
35°F 2°C
Heavy Snow
Early-Evening
34°F 1°C
Heavy Snow
Biting cold near 35°F 2°C, scattered downpours possible, with steady humidity and barometric pressure rising. Snow accumulation up to 2 in. up to 5 cm. Winds blowing from the NNW at 9 mph 14 km/h.
Sunday, October 11, 2026
Mid-Morning
30°F -1°C
Snow
Mid-Afternoon
33°F 0°C
Heavy Snow Showers
Early-Evening
32°F 0°C
Snow
Cold with a high near 33°F 0°C, on-and-off snow throughout the day, with steady humidity and steady pressure. Snow accumulation up to 2 in. up to 5 cm.
Monday, October 12, 2026
Mid-Morning
33°F 0°C
Light Snow
Mid-Afternoon
37°F 3°C
Cloudy
Early-Evening
33°F 1°C
Sunny
Nippy around 37°F 3°C, early snow breaking for a drier afternoon, with lower humidity and steady pressure.
Tuesday, October 13, 2026
Mid-Morning
34°F 1°C
Sunny
Mid-Afternoon
52°F 11°C
Sunny
Early-Evening
44°F 7°C
Sunny
Brisk around 52°F 11°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Wednesday, October 14, 2026
Mid-Morning
42°F 6°C
Sunny
Mid-Afternoon
57°F 14°C
Cloudy
Early-Evening
50°F 10°C
Sunny
Cool and brisk at 57°F 14°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds moving from the SSW to the WSW at 14 mph 23 km/h. Gusts up to 28 mph 45 km/h.
Thursday, October 15, 2026
Mid-Morning
37°F 3°C
Scattered Showers
Mid-Afternoon
42°F 6°C
Partly Cloudy
Early-Evening
38°F 3°C
Overcast
Nippy around 42°F 6°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure rising. Winds swinging from the NW to the NNW at 20 mph 32 km/h. Gusts up to 31 mph 50 km/h.
Friday, October 16, 2026
Mid-Morning
28°F -2°C
Sunny
Mid-Afternoon
43°F 6°C
Partly Cloudy
Early-Evening
36°F 2°C
Overcast
Biting cold near 43°F 6°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling. Winds shifting from the W to the SE at 9 mph 15 km/h.
Saturday, October 17, 2026
Mid-Morning
45°F 7°C
Overcast
Mid-Afternoon
52°F 11°C
Overcast
Early-Evening
45°F 7°C
Overcast
Brisk around 52°F 11°C, overcast throughout the day, with lower humidity and steady pressure. Winds decreasing from WSW 13 mph 21 km/h to ESE 5 mph 8 km/h.
Sunday, October 18, 2026
Mid-Morning
44°F 7°C
Overcast
Mid-Afternoon
58°F 14°C
Overcast
Early-Evening
48°F 9°C
Sunny
Mildly cool near 58°F 14°C, overcast through the afternoon, turning sunny this evening, with steady humidity and barometric pressure falling.
Monday, October 19, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
62°F 17°C
Overcast
Early-Evening
52°F 11°C
Overcast
Comfortable at 62°F 17°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds switching from the S to the WSW at 5 mph 9 km/h.
Tuesday, October 20, 2026
Mid-Morning
41°F 5°C
Sunny
Mid-Afternoon
52°F 11°C
Sunny
Early-Evening
45°F 7°C
Sunny
Crisp with a high near 52°F 11°C, sunny throughout the day, with steady humidity and steady pressure. Winds moving from the NNW to the S at 6 mph 9 km/h.
Wednesday, October 21, 2026
Mid-Morning
47°F 8°C
Overcast
Mid-Afternoon
60°F 15°C
Nearby Thunderstorms
Early-Evening
43°F 7°C
Light Showers
Refreshing around 60°F 15°C, periods of heavy thunderstorms, with increasing humidity and barometric pressure rising. Winds swinging from the SSW to the NNW at 12 mph 20 km/h. Gusts up to 26 mph 42 km/h.
Thursday, October 22, 2026
Mid-Morning
35°F 2°C
Cloudy
Mid-Afternoon
44°F 7°C
Cloudy
Early-Evening
37°F 3°C
Sunny
Biting cold near 44°F 7°C, cloudy through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds shifting from the NW to the ESE at 4 mph 5 km/h.
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