Bill Lake, MT 14 Day Weather
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Bill Lake, MT Weather Forecast


Bill Lake, MT Weather Forecast Dated: 521 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
47°F 9°C
Sunny
Mid-Afternoon
60°F 16°C
Sunny
Early-Evening
53°F 11°C
Sunny
Refreshing around 60°F 16°C, sunny throughout the day, with lower humidity and steady pressure. Winds out of the W at 15 mph 24 km/h.
Thursday, September 10, 2026
Mid-Morning
51°F 11°C
Sunny
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
55°F 13°C
Sunny
Mildly cool near 64°F 18°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds switching from the SW to the SSW at 12 mph 19 km/h.
Friday, September 11, 2026
Mid-Morning
49°F 9°C
Partly Cloudy
Mid-Afternoon
49°F 9°C
Light Showers
Early-Evening
40°F 4°C
Light Sleet Showers
Chilly near 49°F 9°C, dry early, with showers continuing through afternoon and evening, with increasing humidity and barometric pressure rising.
Saturday, September 12, 2026
Mid-Morning
37°F 3°C
Overcast
Mid-Afternoon
44°F 6°C
Scattered Showers
Early-Evening
37°F 3°C
Scattered Showers
Nippy around 44°F 6°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure.
Sunday, September 13, 2026
Mid-Morning
39°F 4°C
Scattered Showers
Mid-Afternoon
39°F 4°C
Heavy Snow Showers
Early-Evening
33°F 1°C
Light Snow Showers
Biting cold near 39°F 4°C, scattered downpours possible, with increasing humidity and barometric pressure rising. Winds SW at 11 mph 18 km/h.
Monday, September 14, 2026
Mid-Morning
36°F 2°C
Sunny
Mid-Afternoon
51°F 10°C
Sunny
Early-Evening
43°F 7°C
Sunny
Cool and brisk at 51°F 10°C, sunny throughout the day, with lower humidity and steady pressure. Winds out of the WSW at 5 mph 8 km/h.
Tuesday, September 15, 2026
Mid-Morning
47°F 8°C
Sunny
Mid-Afternoon
57°F 14°C
Sunny
Early-Evening
45°F 7°C
Overcast
Chilly near 57°F 14°C, sunny through the afternoon, turning overcast this evening, with increasing humidity and steady pressure.
Wednesday, September 16, 2026
Mid-Morning
43°F 6°C
Sunny
Mid-Afternoon
54°F 12°C
Overcast
Early-Evening
43°F 6°C
Overcast
Crisp with a high near 54°F 12°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with increasing humidity and steady pressure.
Thursday, September 17, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
59°F 15°C
Overcast
Mild temperatures up to 68°F 20°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds blowing from the SW at 14 mph 23 km/h.
Friday, September 18, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
69°F 20°C
Overcast
Early-Evening
55°F 13°C
Light Showers
Mild with a high of 69°F 20°C, drier conditions through late afternoon before showers move in, with increasing humidity and steady pressure.
Saturday, September 19, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
64°F 18°C
Partly Cloudy
Early-Evening
53°F 12°C
Sunny
Comfortable at 64°F 18°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds turning from the SSW to the S at 11 mph 17 km/h. Gusts up to 23 mph 37 km/h.
Sunday, September 20, 2026
Mid-Morning
45°F 7°C
Partly Cloudy
Mid-Afternoon
49°F 9°C
Light Showers
Early-Evening
42°F 6°C
Light Showers
Crisp with a high near 49°F 9°C, dry early, with showers continuing through afternoon and evening, with increasing humidity and barometric pressure rising.
Monday, September 21, 2026
Mid-Morning
45°F 7°C
Sunny
Mid-Afternoon
60°F 16°C
Sunny
Early-Evening
53°F 12°C
Sunny
Refreshing around 60°F 16°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Tuesday, September 22, 2026
Mid-Morning
51°F 11°C
Sunny
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
58°F 15°C
Sunny
Mildly cool near 66°F 19°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds out of the NW at 2 mph 4 km/h.
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