Putnam Lake, MT 14 Day Weather
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Putnam Lake, MT Weather Forecast


Putnam Lake, MT Weather Forecast Dated: 208 AM Thu Sep 10 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.
Thursday, September 10, 2026
Mid-Morning
66°F 19°C
Partly Cloudy
Mid-Afternoon
80°F 27°C
Sunny
Early-Evening
72°F 22°C
Partly Cloudy
Warm and summery near 80°F 27°C, partly cloudy in the morning, sunny in the afternoon, and cloudy this evening, with steady humidity and barometric pressure falling. Winds turning from the W to the N at 14 mph 23 km/h. Gusts up to 20 mph 33 km/h.
Friday, September 11, 2026
Mid-Morning
51°F 11°C
Overcast
Mid-Afternoon
55°F 13°C
Overcast
Early-Evening
53°F 12°C
Partly Cloudy
Cool and brisk at 55°F 13°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure rising. Winds switching from the N to the NNW at 12 mph 19 km/h.
Saturday, September 12, 2026
Mid-Morning
48°F 9°C
Overcast
Mid-Afternoon
51°F 10°C
Overcast
Early-Evening
52°F 11°C
Overcast
Chilly near 51°F 10°C, overcast throughout the day, with steady humidity and steady pressure. Winds moving from the NE to the ENE at 8 mph 12 km/h.
Sunday, September 13, 2026
Mid-Morning
44°F 7°C
Light Rain
Mid-Afternoon
41°F 5°C
Light Rain
Early-Evening
41°F 5°C
Light Rain
Nippy around 41°F 5°C, rounds of showers expected off and on all day, with increasing humidity and steady pressure. Winds easing from ENE 16 mph 26 km/h to NW 3 mph 5 km/h.
Monday, September 14, 2026
Mid-Morning
42°F 6°C
Sunny
Mid-Afternoon
56°F 13°C
Sunny
Early-Evening
55°F 13°C
Sunny
Brisk around 56°F 13°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Tuesday, September 15, 2026
Mid-Morning
53°F 12°C
Sunny
Mid-Afternoon
64°F 18°C
Partly Cloudy
Early-Evening
56°F 14°C
Partly Cloudy
Mildly cool near 64°F 18°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds building from SW at 2 mph 3 km/h to NW at 10 mph 15 km/h.
Wednesday, September 16, 2026
Mid-Morning
46°F 8°C
Overcast
Mid-Afternoon
42°F 6°C
Overcast
Early-Evening
42°F 5°C
Cloudy
Nippy around 42°F 6°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure rising. Winds turning from the N to the NNE at 9 mph 15 km/h.
Thursday, September 17, 2026
Mid-Morning
40°F 4°C
Partly Cloudy
Mid-Afternoon
56°F 13°C
Sunny
Early-Evening
56°F 13°C
Sunny
Crisp with a high near 56°F 13°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds easing from SE 12 mph 19 km/h to SE 3 mph 5 km/h.
Friday, September 18, 2026
Mid-Morning
54°F 12°C
Sunny
Mid-Afternoon
69°F 20°C
Sunny
Early-Evening
65°F 18°C
Sunny
Mild temperatures up to 69°F 20°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds moving from the SE to the ENE at 8 mph 12 km/h.
Saturday, September 19, 2026
Mid-Morning
60°F 16°C
Sunny
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
72°F 22°C
Sunny
Mild with a high of 75°F 24°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and barometric pressure falling. Winds swinging from the ESE to the WNW at 8 mph 13 km/h.
Sunday, September 20, 2026
Mid-Morning
59°F 15°C
Partly Cloudy
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
59°F 16°C
Sunny
Comfortable at 66°F 19°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with increasing humidity and steady pressure. Winds out of the W at 28 mph 46 km/h.
Monday, September 21, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
62°F 17°C
Sunny
Comfortable with temperatures reaching 68°F 20°C, sunny throughout the day, with lower humidity and steady pressure. Winds tapering down from WNW 16 mph 26 km/h to N 7 mph 12 km/h.
Tuesday, September 22, 2026
Mid-Morning
58°F 15°C
Partly Cloudy
Mid-Afternoon
74°F 23°C
Cloudy
Early-Evening
69°F 21°C
Overcast
Enjoyable around 74°F 23°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling.
Wednesday, September 23, 2026
Mid-Morning
64°F 18°C
Overcast
Mid-Afternoon
76°F 24°C
Sunny
Early-Evening
70°F 22°C
Sunny
Mild temperatures up to 76°F 24°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and barometric pressure falling.
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