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Windham, MT Weather Forecast
Windham, MT Weather Forecast Dated: 355 AM Tue Sep 08 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.
Tuesday, September 8, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
65°F 18°C
Nearby Thunderstorms
Early-Evening
57°F 14°C
Overcast
Refreshing around 65°F 18°C, periods of heavy thunderstorms, with steady humidity and steady pressure. Winds turning from the W to the WNW at 14 mph 22 km/h. Gusts up to 21 mph 34 km/h.
Wednesday, September 9, 2026
Mid-Morning
60°F 15°C
Sunny
Mid-Afternoon
76°F 25°C
Sunny
Early-Evening
68°F 20°C
Sunny
Comfortable with temperatures reaching 76°F 25°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds blowing from the W at 18 mph 30 km/h.
Thursday, September 10, 2026
Mid-Morning
72°F 22°C
Sunny
Mid-Afternoon
78°F 25°C
Overcast
Early-Evening
61°F 16°C
Cloudy
Enjoyable around 78°F 25°C, sunny in the morning, becoming overcast through the afternoon and evening, with increasing humidity and steady pressure. Winds decreasing from WSW 23 mph 38 km/h to WNW 12 mph 19 km/h.
Friday, September 11, 2026
Mid-Morning
53°F 12°C
Cloudy
Mid-Afternoon
70°F 21°C
Cloudy
Early-Evening
65°F 18°C
Cloudy
Mild temperatures up to 70°F 21°C, cloudy through the afternoon, turning overcast this evening, with lower humidity and barometric pressure falling. Winds picking up from NNW at 2 mph 4 km/h to E at 11 mph 19 km/h.
Saturday, September 12, 2026
Mid-Morning
49°F 9°C
Overcast
Mid-Afternoon
62°F 17°C
Light Showers
Early-Evening
49°F 10°C
Light Showers
Refreshing around 62°F 17°C, clouds and showers taking over for the afternoon and evening, with increasing humidity and steady pressure. Winds shifting from the ENE to the N at 11 mph 18 km/h.
Sunday, September 13, 2026
Mid-Morning
38°F 4°C
Light Sleet Showers
Mid-Afternoon
36°F 2°C
Heavy Snow Showers
Early-Evening
37°F 3°C
Light Sleet Showers
Cold with a high near 36°F 2°C, on-and-off sleet throughout the day, with steady humidity and barometric pressure rising. New snow accumulation of 2 to 5 in. 5 to 13 cm. Winds turning from the NNE to the WNW at 12 mph 18 km/h. Gusts up to 20 mph 33 km/h.
Monday, September 14, 2026
Mid-Morning
40°F 4°C
Partly Cloudy
Mid-Afternoon
49°F 9°C
Scattered Showers
Early-Evening
46°F 8°C
Partly Cloudy
Chilly near 49°F 9°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure.
Tuesday, September 15, 2026
Mid-Morning
44°F 7°C
Sunny
Mid-Afternoon
58°F 14°C
Sunny
Early-Evening
53°F 12°C
Sunny
Cool with a high near 58°F 14°C, sunny throughout the day, with steady humidity and steady pressure.
Wednesday, September 16, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
62°F 17°C
Sunny
Mild temperatures up to 70°F 21°C, sunny throughout the day, with steady humidity and barometric pressure falling.
Thursday, September 17, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
58°F 15°C
Scattered Showers
Early-Evening
46°F 8°C
Scattered Showers
Mildly cool near 58°F 15°C, periods of heavy rain and gusty conditions, with increasing humidity and barometric pressure rising. Winds picking up from WSW at 8 mph 12 km/h to N at 17 mph 27 km/h. Gusts up to 20 mph 32 km/h.
Friday, September 18, 2026
Mid-Morning
37°F 3°C
Heavy Snow Showers
Mid-Afternoon
42°F 6°C
Scattered Showers
Early-Evening
41°F 5°C
Cloudy
Biting cold near 42°F 6°C, patchy blowing snow and gusty conditions, with lower humidity and steady pressure. Winds moving from the N to the SSE at 9 mph 14 km/h.
Saturday, September 19, 2026
Mid-Morning
43°F 6°C
Sunny
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
57°F 14°C
Sunny
Cool with a high near 66°F 19°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds swinging from the S to the SSW at 7 mph 12 km/h.
Sunday, September 20, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
63°F 17°C
Sunny
Enjoyable around 71°F 22°C, sunny throughout the day, with steady humidity and barometric pressure falling.
Monday, September 21, 2026
Mid-Morning
62°F 17°C
Sunny
Mid-Afternoon
80°F 27°C
Sunny
Early-Evening
68°F 20°C
Sunny
Warm temperatures up to 80°F 27°C, sunny throughout the day, with steady humidity and steady pressure. Winds out of the W at 15 mph 24 km/h.
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