Chinook, MT 14 Day Weather - 59523 WeatherWorld.com
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Chinook, MT Weather Forecast


Chinook, MT Weather Forecast Dated: 401 AM Sat Sep 19 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.
Saturday, September 19, 2026
Mid-Morning
55°F 13°C
Overcast
Mid-Afternoon
67°F 19°C
Overcast
Early-Evening
67°F 20°C
Overcast
Refreshing around 67°F 19°C, overcast throughout the day, with lower humidity and steady pressure. Winds turning from the ENE to the E at 10 mph 16 km/h.
Sunday, September 20, 2026
Mid-Morning
53°F 12°C
Cloudy
Mid-Afternoon
65°F 18°C
Cloudy
Early-Evening
58°F 14°C
Sunny
Mildly cool near 65°F 18°C, overcast in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds switching from the SE to the ESE at 16 mph 25 km/h. Gusts up to 22 mph 34 km/h.
Monday, September 21, 2026
Mid-Morning
54°F 12°C
Sunny
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
73°F 23°C
Sunny
Enjoyable around 72°F 22°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds moving from the SE to the ESE at 8 mph 13 km/h.
Tuesday, September 22, 2026
Mid-Morning
56°F 13°C
Partly Cloudy
Mid-Afternoon
70°F 21°C
Partly Cloudy
Early-Evening
71°F 21°C
Sunny
Mild temperatures up to 70°F 21°C, partly cloudy through the afternoon, turning sunny this evening, with lower humidity and steady pressure. Winds swinging from the SW to the NNW at 6 mph 9 km/h.
Wednesday, September 23, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
74°F 23°C
Partly Cloudy
Early-Evening
74°F 24°C
Sunny
Mild with a high of 74°F 23°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and steady pressure. Winds shifting from the E to the SE at 9 mph 15 km/h.
Thursday, September 24, 2026
Mid-Morning
76°F 24°C
Sunny
Mid-Afternoon
87°F 30°C
Sunny
Early-Evening
86°F 30°C
Sunny
Warm and summery near 87°F 30°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds SW at 6 mph 10 km/h.
Friday, September 25, 2026
Mid-Morning
71°F 22°C
Overcast
Mid-Afternoon
81°F 27°C
Partly Cloudy
Early-Evening
60°F 16°C
Sunny
Balmy with temperatures reaching 81°F 27°C, overcast in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and barometric pressure rising. Winds picking up from SSE at 4 mph 6 km/h to W at 26 mph 42 km/h. Gusts up to 36 mph 57 km/h.
Saturday, September 26, 2026
Mid-Morning
42°F 6°C
Overcast
Mid-Afternoon
54°F 12°C
Overcast
Early-Evening
57°F 14°C
Cloudy
Crisp with a high near 54°F 12°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds moving from the WNW to the E at 5 mph 7 km/h.
Sunday, September 27, 2026
Mid-Morning
48°F 9°C
Sunny
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
65°F 18°C
Sunny
Refreshing around 64°F 18°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling. Winds swinging from the ESE to the SE at 12 mph 19 km/h. Gusts up to 20 mph 33 km/h.
Monday, September 28, 2026
Mid-Morning
50°F 10°C
Sunny
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
74°F 24°C
Overcast
Mild with a high of 73°F 23°C, sunny through the afternoon, turning overcast this evening, with lower humidity and barometric pressure falling. Winds out of the SSE at 15 mph 24 km/h. Gusts up to 25 mph 40 km/h.
Tuesday, September 29, 2026
Mid-Morning
54°F 12°C
Overcast
Mid-Afternoon
81°F 27°C
Sunny
Early-Evening
75°F 24°C
Sunny
Warm and summery near 81°F 27°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds turning from the SE to the NW at 18 mph 28 km/h. Gusts up to 29 mph 47 km/h.
Wednesday, September 30, 2026
Mid-Morning
49°F 10°C
Scattered Showers
Mid-Afternoon
45°F 7°C
Drizzle
Early-Evening
43°F 6°C
Light Rain
Crisp with a high near 45°F 7°C, locally heavy downpours at times, with increasing humidity and barometric pressure rising. Winds NNW at 22 mph 36 km/h. Gusts up to 38 mph 61 km/h.
Thursday, October 1, 2026
Mid-Morning
40°F 5°C
Light Rain
Mid-Afternoon
41°F 5°C
Drizzle
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 moving from the N to the NE at 21 mph 34 km/h. Gusts up to 33 mph 53 km/h.
Friday, October 2, 2026
Mid-Morning
43°F 6°C
Overcast
Mid-Afternoon
46°F 8°C
Overcast
Early-Evening
46°F 8°C
Scattered Showers
Cool and brisk at 46°F 8°C, scattered downpours possible, with steady humidity and steady pressure.
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