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Frog Lake, MT Weather Forecast
Frog Lake, MT Weather Forecast Dated: 132 AM Sat Oct 10 2026
Expect a cool pattern with a mix of sun and clouds and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate.
Saturday, October 10, 2026
Mid-Morning
43°F 6°C
Overcast
Mid-Afternoon
55°F 13°C
Scattered Showers
Early-Evening
42°F 6°C
Light Fog
Brisk around 55°F 13°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure rising.
Sunday, October 11, 2026
Mid-Morning
35°F 1°C
Snow
Mid-Afternoon
41°F 5°C
Scattered Showers
Early-Evening
32°F 0°C
Overcast
Biting cold near 41°F 5°C, patchy blowing snow and gusty conditions, with lower humidity and steady pressure.
Monday, October 12, 2026
Mid-Morning
27°F -3°C
Partly Cloudy
Mid-Afternoon
56°F 14°C
Sunny
Early-Evening
40°F 4°C
Sunny
Chilly near 56°F 14°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure.
Tuesday, October 13, 2026
Mid-Morning
27°F -3°C
Sunny
Mid-Afternoon
61°F 16°C
Sunny
Early-Evening
41°F 5°C
Sunny
Cool with a high near 61°F 16°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Wednesday, October 14, 2026
Mid-Morning
31°F -1°C
Sunny
Mid-Afternoon
59°F 15°C
Overcast
Early-Evening
51°F 11°C
Overcast
Refreshing around 59°F 15°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds turning from the SW to the WSW at 7 mph 12 km/h. Gusts up to 20 mph 31 km/h.
Thursday, October 15, 2026
Mid-Morning
31°F -1°C
Light Fog
Mid-Afternoon
59°F 15°C
Overcast
Early-Evening
43°F 7°C
Sunny
Mildly cool near 59°F 15°C, partly cloudy in the morning, overcast in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds switching from the WSW to the WNW at 5 mph 8 km/h.
Friday, October 16, 2026
Mid-Morning
30°F -1°C
Sunny
Mid-Afternoon
53°F 11°C
Cloudy
Early-Evening
38°F 4°C
Sunny
Chilly near 53°F 11°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with lower humidity and barometric pressure falling.
Saturday, October 17, 2026
Mid-Morning
27°F -3°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
44°F 7°C
Overcast
Enjoyable around 68°F 20°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling.
Sunday, October 18, 2026
Mid-Morning
34°F 1°C
Sunny
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
46°F 8°C
Overcast
Refreshing around 64°F 18°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds WSW at 11 mph 18 km/h.
Monday, October 19, 2026
Mid-Morning
35°F 2°C
Overcast
Mid-Afternoon
63°F 17°C
Sunny
Early-Evening
44°F 7°C
Cloudy
Mildly cool near 63°F 17°C, overcast in the morning, sunny in the afternoon, and cloudy this evening, with lower humidity and barometric pressure falling.
Tuesday, October 20, 2026
Mid-Morning
35°F 2°C
Overcast
Mid-Afternoon
59°F 15°C
Overcast
Early-Evening
50°F 10°C
Scattered Showers
Comfortable at 59°F 15°C, scattered downpours possible, with steady humidity and barometric pressure falling. Winds out of the WSW at 9 mph 15 km/h.
Wednesday, October 21, 2026
Mid-Morning
42°F 6°C
Drizzle
Mid-Afternoon
42°F 6°C
Drizzle
Early-Evening
42°F 5°C
Fog
Cold with a high near 42°F 6°C, showers through the afternoon, tapering off by evening, with steady humidity and barometric pressure rising.
Thursday, October 22, 2026
Mid-Morning
39°F 4°C
Light Rain
Mid-Afternoon
40°F 4°C
Light Rain
Early-Evening
38°F 4°C
Light Rain
Nippy around 40°F 4°C, rounds of showers expected off and on all day, with steady humidity and steady pressure.
Friday, October 23, 2026
Mid-Morning
36°F 2°C
Sunny
Mid-Afternoon
50°F 10°C
Scattered Showers
Early-Evening
34°F 1°C
Scattered Showers
Cool and brisk at 50°F 10°C, scattered downpours possible, with steady humidity and barometric pressure rising. Winds shifting from the WSW to the SW at 5 mph 8 km/h.
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