Sweeney Lake, MT 14 Day Weather
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Sweeney Lake, MT Weather Forecast


Sweeney Lake, MT Weather Forecast Dated: 531 PM Mon Oct 12 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.
Monday, October 12, 2026
Mid-Morning
32°F 0°C
Overcast
Mid-Afternoon
45°F 7°C
Partly Cloudy
Early-Evening
38°F 3°C
Sunny
Brisk around 45°F 7°C, overcast in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling.
Tuesday, October 13, 2026
Mid-Morning
34°F 1°C
Sunny
Mid-Afternoon
51°F 11°C
Sunny
Early-Evening
42°F 5°C
Overcast
Cool and brisk at 51°F 11°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and steady pressure.
Wednesday, October 14, 2026
Mid-Morning
37°F 3°C
Sunny
Mid-Afternoon
60°F 16°C
Overcast
Early-Evening
47°F 8°C
Overcast
Comfortable at 60°F 16°C, sunny in the morning, overcast in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure.
Thursday, October 15, 2026
Mid-Morning
39°F 4°C
Sunny
Mid-Afternoon
59°F 15°C
Sunny
Early-Evening
48°F 8°C
Cloudy
Cool with a high near 59°F 15°C, sunny through the afternoon, turning overcast this evening, with lower humidity and barometric pressure falling.
Friday, October 16, 2026
Mid-Morning
39°F 4°C
Sunny
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
53°F 12°C
Sunny
Mild with a high of 69°F 21°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling.
Saturday, October 17, 2026
Mid-Morning
43°F 6°C
Cloudy
Mid-Afternoon
73°F 23°C
Overcast
Early-Evening
51°F 11°C
Overcast
Pleasant near 73°F 23°C, cloudy in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and barometric pressure falling. Winds out of the WSW at 13 mph 20 km/h.
Sunday, October 18, 2026
Mid-Morning
44°F 6°C
Sunny
Mid-Afternoon
62°F 17°C
Sunny
Early-Evening
48°F 9°C
Sunny
Comfortable at 62°F 17°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Monday, October 19, 2026
Mid-Morning
40°F 4°C
Sunny
Mid-Afternoon
71°F 22°C
Partly Cloudy
Early-Evening
55°F 13°C
Overcast
Enjoyable around 71°F 22°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling.
Tuesday, October 20, 2026
Mid-Morning
45°F 7°C
Overcast
Mid-Afternoon
53°F 12°C
Scattered Showers
Early-Evening
46°F 8°C
Light Showers
Brisk around 53°F 12°C, locally heavy downpours at times, with steady humidity and steady pressure.
Wednesday, October 21, 2026
Mid-Morning
40°F 5°C
Drizzle
Mid-Afternoon
41°F 5°C
Drizzle
Early-Evening
40°F 5°C
Drizzle
Nippy around 41°F 5°C, rounds of showers expected off and on all day, with steady humidity and barometric pressure rising. Winds blowing from the N at 7 mph 11 km/h.
Thursday, October 22, 2026
Mid-Morning
39°F 4°C
Scattered Showers
Mid-Afternoon
46°F 8°C
Overcast
Early-Evening
40°F 4°C
Cloudy
Chilly near 46°F 8°C, scattered downpours possible, with lower humidity and steady pressure.
Friday, October 23, 2026
Mid-Morning
32°F 0°C
Partly Cloudy
Mid-Afternoon
57°F 14°C
Sunny
Early-Evening
43°F 6°C
Sunny
Crisp with a high near 57°F 14°C, partly cloudy in the morning, sunny in the afternoon, and cloudy this evening, with lower humidity and steady pressure.
Saturday, October 24, 2026
Mid-Morning
40°F 5°C
Overcast
Mid-Afternoon
58°F 15°C
Scattered Showers
Early-Evening
43°F 6°C
Drizzle
Refreshing around 58°F 15°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure.
Sunday, October 25, 2026
Mid-Morning
43°F 6°C
Light Fog
Mid-Afternoon
47°F 8°C
Scattered Showers
Early-Evening
41°F 5°C
Scattered Showers
Cool and brisk at 47°F 8°C, scattered downpours possible, with steady humidity and steady pressure.
Sweeney Lake, MT Weather Radar Map
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