McAllister, MT 14 Day Weather - WeatherWorld.com
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McAllister, MT Weather Forecast


McAllister, MT Weather Forecast Dated: 1046 AM Tue Sep 15 2026
Expect a cool pattern with a mix of sun and clouds and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.
Tuesday, September 15, 2026
Mid-Morning
46°F 8°C
Sunny
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
56°F 13°C
Sunny
Refreshing around 66°F 19°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Wednesday, September 16, 2026
Mid-Morning
46°F 8°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
57°F 14°C
Sunny
Comfortable with temperatures reaching 68°F 20°C, sunny throughout the day, with lower humidity and steady pressure. Winds turning from the E to the ESE at 8 mph 13 km/h.
Thursday, September 17, 2026
Mid-Morning
51°F 11°C
Light Showers
Mid-Afternoon
76°F 24°C
Sunny
Early-Evening
64°F 18°C
Cloudy
Enjoyable around 76°F 24°C, morning showers, giving way to clearing skies, with lower humidity and barometric pressure falling. Winds switching from the ESE to the SE at 7 mph 11 km/h.
Friday, September 18, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
71°F 21°C
Cloudy
Early-Evening
61°F 16°C
Cloudy
Mild temperatures up to 71°F 21°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds moving from the SSE to the SSW at 9 mph 15 km/h.
Saturday, September 19, 2026
Mid-Morning
51°F 10°C
Sunny
Mid-Afternoon
65°F 18°C
Cloudy
Early-Evening
58°F 14°C
Partly Cloudy
Refreshing around 65°F 18°C, sunny in the morning, cloudy in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds swinging from the WSW to the S at 4 mph 7 km/h.
Sunday, September 20, 2026
Mid-Morning
54°F 12°C
Sunny
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
62°F 17°C
Sunny
Pleasant near 72°F 22°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds shifting from the SW to the SSE at 5 mph 8 km/h.
Monday, September 21, 2026
Mid-Morning
55°F 13°C
Overcast
Mid-Afternoon
73°F 23°C
Overcast
Early-Evening
63°F 17°C
Overcast
Comfortable with temperatures reaching 73°F 23°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds turning from the SSW to the W at 6 mph 10 km/h.
Tuesday, September 22, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
70°F 21°C
Overcast
Early-Evening
57°F 14°C
Overcast
Enjoyable around 70°F 21°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds switching from the W to the WNW at 8 mph 14 km/h.
Wednesday, September 23, 2026
Mid-Morning
50°F 10°C
Sunny
Mid-Afternoon
71°F 22°C
Partly Cloudy
Early-Evening
63°F 17°C
Sunny
Mild temperatures up to 71°F 22°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and barometric pressure falling. Winds moving from the SW to the S at 6 mph 10 km/h.
Thursday, September 24, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
66°F 19°C
Sunny
Mild with a high of 78°F 26°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds swinging from the SSW to the S at 11 mph 17 km/h.
Friday, September 25, 2026
Mid-Morning
60°F 15°C
Sunny
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
67°F 19°C
Sunny
Pleasant near 79°F 26°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling. Winds out of the SSW at 19 mph 31 km/h.
Saturday, September 26, 2026
Mid-Morning
56°F 13°C
Light Showers
Mid-Afternoon
62°F 17°C
Light Showers
Early-Evening
54°F 12°C
Scattered Showers
Cool with a high near 62°F 17°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds blowing from the SSW at 11 mph 18 km/h. Gusts up to 23 mph 37 km/h.
Sunday, September 27, 2026
Mid-Morning
36°F 2°C
Scattered Showers
Mid-Afternoon
46°F 8°C
Overcast
Early-Evening
42°F 6°C
Overcast
Brisk around 46°F 8°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure rising. Winds switching from the W to the WNW at 8 mph 13 km/h.
Monday, September 28, 2026
Mid-Morning
36°F 2°C
Sunny
Mid-Afternoon
51°F 11°C
Overcast
Early-Evening
46°F 8°C
Overcast
Cool and brisk at 51°F 11°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling.
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