Lagoon Lake, MT 14 Day Weather
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Lagoon Lake, MT Weather Forecast


Lagoon Lake, MT Weather Forecast Dated: 837 PM Wed Sep 09 2026
Expect a cool pattern with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.
Wednesday, September 9, 2026
Mid-Morning
53°F 12°C
Sunny
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
64°F 18°C
Partly Cloudy
Pleasant near 72°F 22°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling. Winds out of the NNW at 8 mph 12 km/h.
Thursday, September 10, 2026
Mid-Morning
54°F 12°C
Overcast
Mid-Afternoon
78°F 26°C
Partly Cloudy
Early-Evening
68°F 20°C
Overcast
Comfortable with temperatures reaching 78°F 26°C, overcast in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds switching from the S to the SSW at 7 mph 10 km/h.
Friday, September 11, 2026
Mid-Morning
53°F 12°C
Sunny
Mid-Afternoon
62°F 17°C
Scattered Thunderstorms
Early-Evening
55°F 13°C
Light Showers
Comfortable at 62°F 17°C, dry early, with thunderstorms continuing through afternoon and evening, with lower humidity and steady pressure. Winds moving from the WSW to the NW at 6 mph 10 km/h.
Saturday, September 12, 2026
Mid-Morning
46°F 8°C
Overcast
Mid-Afternoon
53°F 12°C
Overcast
Early-Evening
53°F 12°C
Overcast
Crisp with a high near 53°F 12°C, overcast throughout the day, with lower humidity and barometric pressure falling.
Sunday, September 13, 2026
Mid-Morning
41°F 5°C
Light Showers
Mid-Afternoon
46°F 8°C
Light Showers
Early-Evening
43°F 6°C
Scattered Showers
Brisk around 46°F 8°C, scattered downpours possible, with lower humidity and barometric pressure rising.
Monday, September 14, 2026
Mid-Morning
41°F 5°C
Sunny
Mid-Afternoon
61°F 16°C
Sunny
Early-Evening
54°F 12°C
Sunny
Mildly cool near 61°F 16°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Tuesday, September 15, 2026
Mid-Morning
47°F 8°C
Overcast
Mid-Afternoon
58°F 15°C
Overcast
Early-Evening
56°F 13°C
Overcast
Comfortable at 58°F 15°C, overcast throughout the day, with steady humidity and steady pressure.
Wednesday, September 16, 2026
Mid-Morning
44°F 7°C
Scattered Showers
Mid-Afternoon
50°F 10°C
Scattered Showers
Early-Evening
49°F 9°C
Scattered Showers
Crisp with a high near 50°F 10°C, scattered downpours possible, with steady humidity and steady pressure.
Thursday, September 17, 2026
Mid-Morning
46°F 8°C
Partly Cloudy
Mid-Afternoon
64°F 18°C
Cloudy
Early-Evening
59°F 15°C
Sunny
Refreshing around 64°F 18°C, partly cloudy in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling.
Friday, September 18, 2026
Mid-Morning
53°F 12°C
Sunny
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
64°F 18°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, September 19, 2026
Mid-Morning
53°F 12°C
Scattered Showers
Mid-Afternoon
67°F 20°C
Light Showers
Early-Evening
56°F 14°C
Light Showers
Comfortable at 67°F 20°C, scattered downpours possible, with lower humidity and steady pressure.
Sunday, September 20, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
58°F 15°C
Sunny
Cool with a high near 64°F 18°C, sunny throughout the day, with lower humidity and steady pressure.
Monday, September 21, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
74°F 23°C
Sunny
Early-Evening
65°F 19°C
Sunny
Enjoyable around 74°F 23°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Tuesday, September 22, 2026
Mid-Morning
54°F 12°C
Sunny
Mid-Afternoon
77°F 25°C
Sunny
Early-Evening
67°F 19°C
Overcast
Mild temperatures up to 77°F 25°C, sunny through the afternoon, turning overcast this evening, with lower humidity and barometric pressure falling.
Lagoon Lake, MT Weather Radar Map
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