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Rising Sun, MT Weather Forecast


Rising Sun, MT Weather Forecast Dated: 1127 PM Fri Sep 11 2026
Expect a cool pattern with a mix of sun and clouds and frequent chances of rain over the coming period. moderate humidity and no major pressure swings will dominate.
Friday, September 11, 2026
Mid-Morning
40°F 5°C
Light Showers
Mid-Afternoon
41°F 5°C
Scattered Showers
Early-Evening
41°F 5°C
Scattered Showers
Nippy around 41°F 5°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure rising. Winds easing from NNE 11 mph 17 km/h to SW 2 mph 3 km/h.
Saturday, September 12, 2026
Mid-Morning
40°F 5°C
Scattered Showers
Mid-Afternoon
44°F 7°C
Scattered Showers
Early-Evening
44°F 7°C
Scattered Showers
Biting cold near 44°F 7°C, scattered downpours possible, with steady humidity and steady pressure.
Sunday, September 13, 2026
Mid-Morning
41°F 5°C
Light Showers
Mid-Afternoon
45°F 7°C
Light Showers
Early-Evening
44°F 7°C
Scattered Showers
Chilly near 45°F 7°C, locally heavy downpours at times, with steady humidity and barometric pressure falling. Winds switching from the SE to the SSW at 7 mph 11 km/h.
Monday, September 14, 2026
Mid-Morning
40°F 4°C
Overcast
Mid-Afternoon
50°F 10°C
Sunny
Early-Evening
44°F 7°C
Overcast
Crisp with a high near 50°F 10°C, overcast in the morning, sunny in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds moving from the WSW to the SW at 9 mph 15 km/h.
Tuesday, September 15, 2026
Mid-Morning
41°F 5°C
Light Showers
Mid-Afternoon
39°F 4°C
Light Sleet Showers
Early-Evening
38°F 4°C
Heavy Snow Showers
Biting cold near 39°F 4°C, persistent showers off and on through the day, with steady humidity and barometric pressure rising.
Wednesday, September 16, 2026
Mid-Morning
44°F 6°C
Sunny
Mid-Afternoon
59°F 15°C
Sunny
Early-Evening
52°F 11°C
Overcast
Mildly cool near 59°F 15°C, sunny through the afternoon, turning overcast this evening, with lower humidity and barometric pressure falling. Winds out of the SW at 9 mph 15 km/h.
Thursday, September 17, 2026
Mid-Morning
51°F 11°C
Sunny
Mid-Afternoon
67°F 20°C
Sunny
Early-Evening
58°F 15°C
Sunny
Comfortable at 67°F 20°C, sunny throughout the day, with lower humidity and steady pressure.
Friday, September 18, 2026
Mid-Morning
54°F 12°C
Sunny
Mid-Afternoon
67°F 19°C
Sunny
Early-Evening
59°F 15°C
Partly Cloudy
Cool with a high near 67°F 19°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds shifting from the SSW to the S at 8 mph 13 km/h.
Saturday, September 19, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
61°F 16°C
Sunny
Mild temperatures up to 68°F 20°C, sunny throughout the day, with steady humidity and steady pressure.
Sunday, September 20, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
61°F 16°C
Sunny
Mild with a high of 70°F 21°C, sunny throughout the day, with steady humidity and steady pressure. Winds turning from the S to the SSW at 9 mph 14 km/h.
Monday, September 21, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
70°F 21°C
Overcast
Early-Evening
61°F 16°C
Partly Cloudy
Pleasant near 70°F 21°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds out of the W at 7 mph 12 km/h.
Tuesday, September 22, 2026
Mid-Morning
56°F 14°C
Partly Cloudy
Mid-Afternoon
70°F 21°C
Cloudy
Early-Evening
62°F 17°C
Sunny
Comfortable with temperatures reaching 70°F 21°C, cloudy throughout the day, with steady humidity and steady pressure.
Wednesday, September 23, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
61°F 16°C
Sunny
Enjoyable around 69°F 21°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds blowing from the SW at 11 mph 17 km/h.
Thursday, September 24, 2026
Mid-Morning
40°F 5°C
Moderate Or Heavy Sleet Showers
Mid-Afternoon
48°F 9°C
Scattered Showers
Early-Evening
44°F 7°C
Cloudy
Cool and brisk at 48°F 9°C, locally heavy sleet at times, with lower humidity and steady pressure. Winds swinging from the NW to the WSW at 12 mph 20 km/h.
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