Jack Lake, WI 14 Day Weather
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Jack Lake, WI Weather Forecast


Jack Lake, WI Weather Forecast Dated: 1250 PM Thu Sep 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.
Thursday, September 10, 2026
Mid-Morning
62°F 17°C
Sunny
Mid-Afternoon
76°F 24°C
Sunny
Early-Evening
65°F 19°C
Sunny
Pleasant near 76°F 24°C, sunny throughout the day, with lower humidity and steady pressure.
Friday, September 11, 2026
Mid-Morning
60°F 16°C
Overcast
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
71°F 21°C
Partly Cloudy
Comfortable with temperatures reaching 75°F 24°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling. Winds turning from the SSW to the S at 13 mph 20 km/h. Gusts up to 29 mph 46 km/h.
Saturday, September 12, 2026
Mid-Morning
61°F 16°C
Overcast
Mid-Afternoon
74°F 24°C
Overcast
Early-Evening
68°F 20°C
Cloudy
Enjoyable around 74°F 24°C, overcast through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds switching from the WSW to the N at 7 mph 11 km/h.
Sunday, September 13, 2026
Mid-Morning
54°F 12°C
Overcast
Mid-Afternoon
58°F 14°C
Overcast
Early-Evening
58°F 14°C
Overcast
Cool with a high near 58°F 14°C, overcast throughout the day, with steady humidity and steady pressure.
Monday, September 14, 2026
Mid-Morning
49°F 10°C
Heavy Rain
Mid-Afternoon
49°F 10°C
Light Showers
Early-Evening
56°F 13°C
Light Showers
Brisk around 49°F 10°C, persistent showers off and on through the day, with steady humidity and steady pressure. Winds moving from the SE to the S at 10 mph 16 km/h. Gusts up to 34 mph 54 km/h.
Tuesday, September 15, 2026
Mid-Morning
50°F 10°C
Fog
Mid-Afternoon
57°F 14°C
Overcast
Early-Evening
55°F 13°C
Overcast
Cool and brisk at 57°F 14°C, overcast through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure rising. Winds swinging from the NW to the N at 6 mph 10 km/h.
Wednesday, September 16, 2026
Mid-Morning
48°F 9°C
Light Fog
Mid-Afternoon
54°F 12°C
Overcast
Early-Evening
53°F 11°C
Overcast
Chilly near 54°F 12°C, overcast through the afternoon, turning sunny this evening, with steady humidity and steady pressure.
Thursday, September 17, 2026
Mid-Morning
57°F 14°C
Light Showers
Mid-Afternoon
59°F 15°C
Cloudy
Early-Evening
61°F 17°C
Sunny
Cool with a high near 59°F 15°C, scattered morning showers before drying out later, with lower humidity and barometric pressure rising. Winds tapering down from SW 13 mph 20 km/h to ESE 2 mph 3 km/h.
Friday, September 18, 2026
Mid-Morning
41°F 5°C
Sunny
Mid-Afternoon
52°F 11°C
Sunny
Early-Evening
49°F 10°C
Sunny
Brisk around 52°F 11°C, sunny throughout the day, with steady humidity and steady pressure. Winds turning from the NW to the WNW at 5 mph 8 km/h.
Saturday, September 19, 2026
Mid-Morning
47°F 8°C
Sunny
Mid-Afternoon
57°F 14°C
Sunny
Early-Evening
51°F 11°C
Sunny
Cool and brisk at 57°F 14°C, sunny throughout the day, with steady humidity and steady pressure. Winds switching from the WNW to the SSE at 5 mph 8 km/h.
Sunday, September 20, 2026
Mid-Morning
50°F 10°C
Light Fog
Mid-Afternoon
63°F 17°C
Sunny
Early-Evening
61°F 16°C
Sunny
Comfortable at 63°F 17°C, sunny through the afternoon, turning overcast this evening, with steady humidity and barometric pressure falling. Winds blowing from the SW at 10 mph 17 km/h. Gusts up to 24 mph 38 km/h.
Monday, September 21, 2026
Mid-Morning
48°F 9°C
Light Showers
Mid-Afternoon
56°F 14°C
Scattered Showers
Early-Evening
59°F 15°C
Scattered Showers
Crisp with a high near 56°F 14°C, locally heavy downpours at times, with lower humidity and barometric pressure falling. Winds swinging from the S to the SW at 10 mph 16 km/h. Gusts up to 26 mph 42 km/h.
Tuesday, September 22, 2026
Mid-Morning
54°F 12°C
Fog
Mid-Afternoon
55°F 13°C
Light Showers
Early-Evening
48°F 9°C
Scattered Showers
Brisk around 55°F 13°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure rising. Winds shifting from the WSW to the NNW at 9 mph 14 km/h.
Wednesday, September 23, 2026
Mid-Morning
43°F 6°C
Overcast
Mid-Afternoon
49°F 9°C
Overcast
Early-Evening
45°F 8°C
Overcast
Cool and brisk at 49°F 9°C, overcast through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds blowing from the WSW at 9 mph 15 km/h.
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