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Third Lake, IL 14 Day Weather - WeatherWorld.com
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Third Lake, IL Weather Forecast
Third Lake, IL Weather Forecast Dated: 424 AM Sun Sep 13 2026
Expect a cool pattern with more clouds than sun and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate.
Sunday, September 13, 2026
Mid-Morning
62°F 17°C
Overcast
Mid-Afternoon
64°F 18°C
Overcast
Early-Evening
60°F 16°C
Partly Cloudy
Refreshing around 64°F 18°C, overcast through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds turning from the N to the NNW at 5 mph 9 km/h.
Monday, September 14, 2026
Mid-Morning
61°F 16°C
Cloudy
Mid-Afternoon
66°F 19°C
Overcast
Early-Evening
65°F 18°C
Overcast
Mildly cool near 66°F 19°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling. Winds switching from the ESE to the SSE at 13 mph 21 km/h. Gusts up to 26 mph 41 km/h.
Tuesday, September 15, 2026
Mid-Morning
64°F 18°C
Light Showers
Mid-Afternoon
73°F 23°C
Light Showers
Early-Evening
72°F 22°C
Light Showers
Enjoyable around 73°F 23°C, on-and-off showers throughout the day, with steady humidity and barometric pressure rising. Winds moving from the SSW to the NW at 5 mph 8 km/h.
Wednesday, September 16, 2026
Mid-Morning
65°F 18°C
Overcast
Mid-Afternoon
66°F 19°C
Overcast
Early-Evening
63°F 17°C
Light Showers
Cool with a high near 66°F 19°C, drier conditions through late afternoon before showers move in, with increasing humidity and steady pressure. Winds swinging from the NE to the ENE at 7 mph 10 km/h.
Thursday, September 17, 2026
Mid-Morning
66°F 19°C
Light Showers
Mid-Afternoon
67°F 19°C
Overcast
Early-Evening
65°F 18°C
Scattered Showers
Refreshing around 67°F 19°C, scattered downpours possible, with lower humidity and steady pressure.
Friday, September 18, 2026
Mid-Morning
66°F 19°C
Sunny
Mid-Afternoon
71°F 22°C
Partly Cloudy
Early-Evening
66°F 19°C
Overcast
Pleasant near 71°F 22°C, partly cloudy in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds shifting from the ENE to the NE at 6 mph 9 km/h.
Saturday, September 19, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
69°F 21°C
Scattered Showers
Early-Evening
65°F 19°C
Light Showers
Comfortable with temperatures reaching 69°F 21°C, periods of heavy rain and gusty conditions, with increasing humidity and barometric pressure falling. Winds turning from the SE to the ENE at 8 mph 13 km/h.
Sunday, September 20, 2026
Mid-Morning
61°F 16°C
Heavy Rain Showers
Mid-Afternoon
62°F 17°C
Scattered Showers
Early-Evening
63°F 17°C
Scattered Showers
Cool with a high near 62°F 17°C, scattered downpours possible, with lower humidity and steady pressure. Winds switching from the NE to the ENE at 11 mph 17 km/h. Gusts up to 22 mph 36 km/h.
Monday, September 21, 2026
Mid-Morning
62°F 17°C
Overcast
Mid-Afternoon
65°F 18°C
Overcast
Early-Evening
63°F 17°C
Cloudy
Refreshing around 65°F 18°C, overcast throughout the day, with steady humidity and steady pressure. Winds blowing from the ENE at 15 mph 24 km/h. Gusts up to 23 mph 37 km/h.
Tuesday, September 22, 2026
Mid-Morning
58°F 14°C
Heavy Rain Showers
Mid-Afternoon
59°F 15°C
Light Showers
Early-Evening
60°F 15°C
Light Showers
Mildly cool near 59°F 15°C, rounds of showers expected off and on all day, with steady humidity and steady pressure. Winds swinging from the ENE to the NE at 10 mph 15 km/h. Gusts up to 20 mph 33 km/h.
Wednesday, September 23, 2026
Mid-Morning
61°F 16°C
Scattered Showers
Mid-Afternoon
61°F 16°C
Scattered Showers
Early-Evening
61°F 16°C
Scattered Showers
Comfortable at 61°F 16°C, scattered downpours possible, with steady humidity and steady pressure. Winds out of the ENE at 9 mph 15 km/h.
Thursday, September 24, 2026
Mid-Morning
63°F 17°C
Cloudy
Mid-Afternoon
70°F 21°C
Overcast
Early-Evening
67°F 19°C
Partly Cloudy
Comfortable with temperatures reaching 70°F 21°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds blowing from the ESE at 9 mph 14 km/h.
Friday, September 25, 2026
Mid-Morning
68°F 20°C
Overcast
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
72°F 23°C
Sunny
Enjoyable around 74°F 23°C, overcast in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure.
Saturday, September 26, 2026
Mid-Morning
70°F 21°C
Sunny
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
75°F 24°C
Sunny
Mild temperatures up to 79°F 26°C, sunny throughout the day, with steady humidity and steady pressure.
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