Jay Reservoir, MT 14 Day Weather
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Jay Reservoir, MT Weather Forecast


Jay Reservoir, MT Weather Forecast Dated: 320 PM Sat Sep 26 2026
Expect a mild stretch with plenty of sunshine and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.
Saturday, September 26, 2026
Mid-Morning
60°F 15°C
Sunny
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
64°F 18°C
Sunny
Pleasant near 70°F 21°C, sunny throughout the day, with steady humidity and steady pressure. Winds easing from NW 19 mph 31 km/h to NE 8 mph 12 km/h.
Sunday, September 27, 2026
Mid-Morning
58°F 14°C
Partly Cloudy
Mid-Afternoon
67°F 19°C
Cloudy
Early-Evening
59°F 15°C
Overcast
Mildly cool near 67°F 19°C, cloudy through the afternoon, turning overcast this evening, with increasing humidity and barometric pressure falling. Winds switching from the ENE to the ESE at 13 mph 21 km/h. Gusts up to 20 mph 32 km/h.
Monday, September 28, 2026
Mid-Morning
62°F 17°C
Light Showers
Mid-Afternoon
76°F 24°C
Partly Cloudy
Early-Evening
69°F 20°C
Sunny
Enjoyable around 76°F 24°C, morning showers, giving way to clearing skies, with lower humidity and steady pressure. Winds moving from the SSE to the NNW at 8 mph 12 km/h.
Tuesday, September 29, 2026
Mid-Morning
63°F 17°C
Cloudy
Mid-Afternoon
76°F 24°C
Sunny
Early-Evening
70°F 21°C
Sunny
Mild temperatures up to 76°F 24°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure.
Wednesday, September 30, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
74°F 23°C
Sunny
Early-Evening
67°F 19°C
Sunny
Mild with a high of 74°F 23°C, sunny throughout the day, with steady humidity and steady pressure. Winds swinging from the NW to the NE at 6 mph 10 km/h.
Thursday, October 1, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
78°F 25°C
Sunny
Early-Evening
70°F 21°C
Sunny
Pleasant near 78°F 25°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds blowing from the SE at 20 mph 32 km/h. Gusts up to 32 mph 52 km/h.
Friday, October 2, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
83°F 28°C
Overcast
Early-Evening
71°F 22°C
Sunny
Balmy with temperatures reaching 83°F 28°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds increasing from the SSE at 9 mph 14 km/h to NNW at 17 mph 27 km/h. Gusts up to 27 mph 43 km/h.
Saturday, October 3, 2026
Mid-Morning
47°F 9°C
Overcast
Mid-Afternoon
49°F 10°C
Overcast
Early-Evening
45°F 7°C
Overcast
Crisp with a high near 49°F 10°C, overcast throughout the day, with lower humidity and barometric pressure rising. Winds out of the NNW at 19 mph 30 km/h. Gusts up to 21 mph 33 km/h.
Sunday, October 4, 2026
Mid-Morning
37°F 3°C
Sunny
Mid-Afternoon
50°F 10°C
Sunny
Early-Evening
47°F 9°C
Sunny
Brisk around 50°F 10°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Monday, October 5, 2026
Mid-Morning
47°F 9°C
Sunny
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
66°F 19°C
Sunny
Mild with a high of 78°F 26°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds blowing from the SW at 11 mph 18 km/h.
Tuesday, October 6, 2026
Mid-Morning
66°F 19°C
Sunny
Mid-Afternoon
86°F 30°C
Sunny
Early-Evening
72°F 22°C
Sunny
Warm and summery near 86°F 30°C, sunny throughout the day, with steady humidity and steady pressure. Winds swinging from the W to the NE at 4 mph 6 km/h.
Wednesday, October 7, 2026
Mid-Morning
71°F 22°C
Sunny
Mid-Afternoon
90°F 32°C
Sunny
Early-Evening
76°F 25°C
Sunny
Hot and sweltering around 90°F 32°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds out of the SSE at 13 mph 20 km/h.
Thursday, October 8, 2026
Mid-Morning
71°F 22°C
Sunny
Mid-Afternoon
90°F 32°C
Sunny
Early-Evening
75°F 24°C
Sunny
Sizzling hot with 90°F 32°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds turning from the S to the SSE at 7 mph 11 km/h.
Friday, October 9, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
83°F 28°C
Sunny
Early-Evening
71°F 22°C
Overcast
Warm temperatures up to 83°F 28°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling.
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