Johnson Reservoir, MT 14 Day Weather
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Johnson Reservoir, MT Weather Forecast


Johnson Reservoir, MT Weather Forecast Dated: 452 AM Mon Sep 28 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.
Monday, September 28, 2026
Mid-Morning
57°F 14°C
Overcast
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
64°F 18°C
Overcast
Pleasant near 68°F 20°C, overcast in the morning, sunny in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds turning from the ESE to the NW at 6 mph 9 km/h.
Tuesday, September 29, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
77°F 25°C
Cloudy
Early-Evening
69°F 21°C
Sunny
Comfortable with temperatures reaching 77°F 25°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds switching from the SW to the WNW at 11 mph 17 km/h.
Wednesday, September 30, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
62°F 17°C
Sunny
Early-Evening
54°F 13°C
Sunny
Comfortable at 62°F 17°C, sunny throughout the day, with steady humidity and barometric pressure rising. Winds moving from the WNW to the NW at 13 mph 20 km/h. Gusts up to 22 mph 35 km/h.
Thursday, October 1, 2026
Mid-Morning
51°F 10°C
Sunny
Mid-Afternoon
60°F 16°C
Sunny
Early-Evening
56°F 13°C
Sunny
Cool with a high near 60°F 16°C, sunny throughout the day, with lower humidity and steady pressure. Winds swinging from the NW to the E at 10 mph 16 km/h.
Friday, October 2, 2026
Mid-Morning
53°F 12°C
Overcast
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
71°F 22°C
Overcast
Mild with a high of 75°F 24°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds tapering down from SSE 17 mph 27 km/h to SSW 9 mph 14 km/h.
Saturday, October 3, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
59°F 15°C
Sunny
Mildly cool near 64°F 18°C, sunny throughout the day, with steady humidity and barometric pressure rising. Winds NW at 26 mph 42 km/h. Gusts up to 29 mph 47 km/h.
Sunday, October 4, 2026
Mid-Morning
48°F 9°C
Sunny
Mid-Afternoon
58°F 14°C
Sunny
Early-Evening
52°F 11°C
Sunny
Comfortable at 58°F 14°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds easing from NW 15 mph 23 km/h to N 6 mph 9 km/h.
Monday, October 5, 2026
Mid-Morning
48°F 9°C
Sunny
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
63°F 17°C
Sunny
Enjoyable around 71°F 22°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds moving from the SE to the SSE at 11 mph 17 km/h. Gusts up to 23 mph 37 km/h.
Tuesday, October 6, 2026
Mid-Morning
62°F 17°C
Partly Cloudy
Mid-Afternoon
74°F 23°C
Sunny
Early-Evening
64°F 18°C
Overcast
Mild temperatures up to 74°F 23°C, partly cloudy in the morning, sunny in the afternoon, and overcast this evening, with steady humidity and barometric pressure rising. Winds swinging from the NW to the N at 7 mph 11 km/h.
Wednesday, October 7, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
62°F 17°C
Overcast
Mild with a high of 69°F 21°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure.
Thursday, October 8, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
65°F 19°C
Overcast
Pleasant near 73°F 23°C, overcast in the morning, sunny in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds shifting from the SE to the ESE at 8 mph 12 km/h.
Friday, October 9, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
68°F 21°C
Sunny
Comfortable with temperatures reaching 78°F 26°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds turning from the SSE to the S at 8 mph 13 km/h.
Saturday, October 10, 2026
Mid-Morning
67°F 19°C
Sunny
Mid-Afternoon
80°F 26°C
Sunny
Early-Evening
68°F 20°C
Sunny
Quite warm around 80°F 26°C, sunny throughout the day, with steady humidity and steady pressure. Winds switching from the WSW to the N at 12 mph 18 km/h. Gusts up to 23 mph 37 km/h.
Sunday, October 11, 2026
Mid-Morning
50°F 10°C
Sunny
Mid-Afternoon
65°F 18°C
Sunny
Early-Evening
58°F 15°C
Sunny
Mildly cool near 65°F 18°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds moving from the ESE to the SE at 13 mph 20 km/h. Gusts up to 25 mph 40 km/h.
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