Weather WorldJohn Lake, MT 14 Day Weather
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John Lake, MT Weather Forecast
John Lake, MT Weather Forecast Dated: 1249 AM Sat Sep 12 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.
Saturday, September 12, 2026
Mid-Morning
47°F 8°C
Overcast
Mid-Afternoon
62°F 17°C
Overcast
Early-Evening
57°F 14°C
Sunny
Refreshing around 62°F 17°C, overcast through the afternoon, turning sunny this evening, with lower humidity and barometric pressure falling.
Sunday, September 13, 2026
Mid-Morning
47°F 8°C
Scattered Showers
Mid-Afternoon
52°F 11°C
Light Showers
Early-Evening
49°F 10°C
Scattered Showers
Cool and brisk at 52°F 11°C, scattered downpours possible, with steady humidity and steady pressure.
Monday, September 14, 2026
Mid-Morning
46°F 8°C
Scattered Showers
Mid-Afternoon
50°F 10°C
Scattered Showers
Early-Evening
49°F 10°C
Scattered Showers
Chilly near 50°F 10°C, locally heavy downpours at times, with lower humidity and steady pressure.
Tuesday, September 15, 2026
Mid-Morning
45°F 7°C
Overcast
Mid-Afternoon
60°F 15°C
Scattered Showers
Early-Evening
49°F 10°C
Scattered Showers
Cool with a high near 60°F 15°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure.
Wednesday, September 16, 2026
Mid-Morning
43°F 6°C
Sunny
Mid-Afternoon
62°F 17°C
Sunny
Early-Evening
56°F 13°C
Cloudy
Refreshing around 62°F 17°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling.
Thursday, September 17, 2026
Mid-Morning
46°F 8°C
Sunny
Mid-Afternoon
67°F 20°C
Sunny
Early-Evening
61°F 16°C
Sunny
Mildly cool near 67°F 20°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Friday, September 18, 2026
Mid-Morning
49°F 9°C
Sunny
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
63°F 18°C
Sunny
Comfortable with temperatures reaching 72°F 22°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling.
Saturday, September 19, 2026
Mid-Morning
50°F 10°C
Sunny
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
65°F 19°C
Sunny
Enjoyable around 73°F 23°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Sunday, September 20, 2026
Mid-Morning
51°F 10°C
Sunny
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
64°F 18°C
Sunny
Mild temperatures up to 71°F 22°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Monday, September 21, 2026
Mid-Morning
51°F 11°C
Overcast
Mid-Afternoon
71°F 22°C
Overcast
Early-Evening
65°F 18°C
Sunny
Mild with a high of 71°F 22°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling.
Tuesday, September 22, 2026
Mid-Morning
52°F 11°C
Partly Cloudy
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
64°F 18°C
Sunny
Pleasant near 72°F 22°C, cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and barometric pressure falling.
Wednesday, September 23, 2026
Mid-Morning
51°F 10°C
Overcast
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
64°F 18°C
Cloudy
Comfortable with temperatures reaching 73°F 23°C, overcast in the morning, sunny in the afternoon, and cloudy this evening, with steady humidity and barometric pressure falling.
Thursday, September 24, 2026
Mid-Morning
49°F 9°C
Overcast
Mid-Afternoon
55°F 13°C
Scattered Showers
Early-Evening
51°F 11°C
Light Showers
Brisk around 55°F 13°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds turning from the S to the SSE at 6 mph 9 km/h.
Friday, September 25, 2026
Mid-Morning
44°F 7°C
Sunny
Mid-Afternoon
60°F 16°C
Sunny
Early-Evening
54°F 13°C
Sunny
Mildly cool near 60°F 16°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and steady pressure.
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