Grass Range, MT 14 Day Weather - 59032 WeatherWorld.com
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Grass Range, MT Weather Forecast


Grass Range, MT Weather Forecast Dated: 208 PM Wed Sep 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.
Wednesday, September 9, 2026
Mid-Morning
60°F 15°C
Sunny
Mid-Afternoon
76°F 24°C
Sunny
Early-Evening
68°F 20°C
Sunny
Pleasant near 76°F 24°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds turning from the W to the SW at 12 mph 18 km/h.
Thursday, September 10, 2026
Mid-Morning
73°F 23°C
Overcast
Mid-Afternoon
87°F 31°C
Sunny
Early-Evening
77°F 25°C
Overcast
Balmy with temperatures reaching 87°F 31°C, overcast in the morning, sunny in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds tapering down from W 21 mph 34 km/h to NNW 10 mph 16 km/h.
Friday, September 11, 2026
Mid-Morning
54°F 12°C
Light Showers
Mid-Afternoon
53°F 11°C
Scattered Showers
Early-Evening
51°F 11°C
Light Showers
Chilly near 53°F 11°C, locally heavy downpours at times, with steady humidity and barometric pressure rising. Winds N at 12 mph 20 km/h.
Saturday, September 12, 2026
Mid-Morning
49°F 10°C
Overcast
Mid-Afternoon
49°F 10°C
Overcast
Early-Evening
50°F 10°C
Overcast
Crisp with a high near 49°F 10°C, overcast throughout the day, with steady humidity and steady pressure. Winds swinging from the ESE to the E at 6 mph 9 km/h.
Sunday, September 13, 2026
Mid-Morning
44°F 7°C
Light Showers
Mid-Afternoon
44°F 6°C
Light Showers
Early-Evening
39°F 4°C
Scattered Showers
Biting cold near 44°F 6°C, scattered downpours possible, with steady humidity and barometric pressure rising. Winds shifting from the ENE to the NW at 15 mph 24 km/h. Gusts up to 22 mph 35 km/h.
Monday, September 14, 2026
Mid-Morning
43°F 6°C
Sunny
Mid-Afternoon
60°F 15°C
Sunny
Early-Evening
55°F 13°C
Sunny
Mildly cool near 60°F 15°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds turning from the W to the SE at 8 mph 13 km/h.
Tuesday, September 15, 2026
Mid-Morning
53°F 12°C
Sunny
Mid-Afternoon
64°F 18°C
Partly Cloudy
Early-Evening
59°F 15°C
Overcast
Comfortable at 64°F 18°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds switching from the NNW to the N at 7 mph 11 km/h.
Wednesday, September 16, 2026
Mid-Morning
51°F 11°C
Sunny
Mid-Afternoon
64°F 18°C
Overcast
Early-Evening
62°F 17°C
Overcast
Cool with a high near 64°F 18°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds moving from the NNW to the ESE at 8 mph 13 km/h.
Thursday, September 17, 2026
Mid-Morning
58°F 14°C
Overcast
Mid-Afternoon
78°F 25°C
Partly Cloudy
Early-Evening
70°F 21°C
Sunny
Mild temperatures up to 78°F 25°C, overcast in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling.
Friday, September 18, 2026
Mid-Morning
67°F 19°C
Sunny
Mid-Afternoon
77°F 25°C
Overcast
Early-Evening
68°F 20°C
Overcast
Mild with a high of 77°F 25°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds swinging from the WSW to the E at 6 mph 10 km/h.
Saturday, September 19, 2026
Mid-Morning
66°F 19°C
Scattered Showers
Mid-Afternoon
87°F 31°C
Partly Cloudy
Early-Evening
65°F 18°C
Scattered Showers
Warm and summery near 87°F 31°C, scattered downpours possible, with increasing humidity and steady pressure. Winds shifting from the SSE to the W at 9 mph 15 km/h.
Sunday, September 20, 2026
Mid-Morning
56°F 14°C
Scattered Showers
Mid-Afternoon
60°F 16°C
Scattered Showers
Early-Evening
60°F 16°C
Scattered Showers
Cool with a high near 60°F 16°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds tapering down from WNW 19 mph 30 km/h to NE 11 mph 18 km/h.
Monday, September 21, 2026
Mid-Morning
56°F 14°C
Sunny
Mid-Afternoon
74°F 23°C
Sunny
Early-Evening
68°F 20°C
Sunny
Enjoyable around 74°F 23°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds switching from the SSE to the SSW at 7 mph 12 km/h.
Tuesday, September 22, 2026
Mid-Morning
65°F 19°C
Partly Cloudy
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
67°F 20°C
Sunny
Mild temperatures up to 75°F 24°C, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with increasing humidity and steady pressure. Winds moving from the W to the SSE at 8 mph 12 km/h.
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