Avery Lake, IL 14 Day Weather
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Avery Lake, IL Weather Forecast


Avery Lake, IL Weather Forecast Dated: 1152 PM Thu Sep 10 2026
Expect a very warm period 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. Isolated storms at times.
Thursday, September 10, 2026
Mid-Morning
78°F 26°C
Sunny
Mid-Afternoon
87°F 31°C
Cloudy
Early-Evening
87°F 31°C
Sunny
Warm and summery around 87°F 31°C (feels like 97°F 36°C), sunny in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling. Winds turning from the SW to the NNE at 6 mph 10 km/h.
Friday, September 11, 2026
Mid-Morning
74°F 23°C
Overcast
Mid-Afternoon
79°F 26°C
Scattered Showers
Early-Evening
74°F 23°C
Scattered Showers
Comfortable with temperatures reaching 79°F 26°C, scattered downpours possible, with steady humidity and steady pressure.
Saturday, September 12, 2026
Mid-Morning
73°F 23°C
Sunny
Mid-Afternoon
87°F 30°C
Cloudy
Early-Evening
82°F 28°C
Sunny
Very warm near 87°F 30°C, though humidity makes it feel like 91°F 33°C, sunny in the morning, overcast in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds switching from the WSW to the S at 5 mph 7 km/h.
Sunday, September 13, 2026
Mid-Morning
80°F 26°C
Sunny
Mid-Afternoon
96°F 35°C
Sunny
Early-Evening
89°F 32°C
Sunny
Hot temperatures near 96°F 35°C, sunny throughout the day, with lower humidity and steady pressure.
Monday, September 14, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
88°F 32°C
Light Showers
Hot and sweltering around 98°F 37°C (heat index 101°F 38°C), mainly dry until evening showers arrive, with steady humidity and steady pressure. Winds moving from the SW to the S at 5 mph 8 km/h.
Tuesday, September 15, 2026
Mid-Morning
85°F 30°C
Sunny
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
89°F 32°C
Partly Cloudy
Very hot with a high of 98°F 37°C, feeling closer to 102°F 39°C in the humidity, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds swinging from the SW to the SSE at 7 mph 11 km/h.
Wednesday, September 16, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
96°F 36°C
Overcast
Early-Evening
86°F 30°C
Cloudy
Sizzling hot near 96°F 36°C with a heat index reaching 101°F 38°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure.
Thursday, September 17, 2026
Mid-Morning
69°F 21°C
Light Showers
Mid-Afternoon
77°F 25°C
Scattered Showers
Early-Evening
74°F 23°C
Overcast
Enjoyable around 77°F 25°C, scattered downpours possible, with lower humidity and steady pressure. Winds shifting from the NNE to the NE at 9 mph 15 km/h.
Friday, September 18, 2026
Mid-Morning
68°F 20°C
Overcast
Mid-Afternoon
80°F 27°C
Partly Cloudy
Early-Evening
74°F 24°C
Partly Cloudy
Warm temperatures up to 80°F 27°C, overcast in the morning, becoming cloudy through the afternoon and evening, with steady humidity and barometric pressure falling. Winds NE at 8 mph 13 km/h.
Saturday, September 19, 2026
Mid-Morning
67°F 19°C
Overcast
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
73°F 23°C
Overcast
Mild with a high of 74°F 23°C, overcast throughout the day, with steady humidity and steady pressure. Winds switching from the NE to the NNE at 6 mph 10 km/h.
Sunday, September 20, 2026
Mid-Morning
69°F 21°C
Cloudy
Mid-Afternoon
72°F 22°C
Scattered Showers
Early-Evening
67°F 20°C
Light Showers
Pleasant near 72°F 22°C, scattered downpours possible, with increasing humidity and steady pressure. Winds moving from the ENE to the E at 9 mph 15 km/h. Gusts up to 20 mph 32 km/h.
Monday, September 21, 2026
Mid-Morning
67°F 19°C
Light Showers
Mid-Afternoon
69°F 21°C
Light Showers
Early-Evening
69°F 21°C
Light Showers
Comfortable with temperatures reaching 69°F 21°C, on-and-off showers throughout the day, with steady humidity and steady pressure.
Tuesday, September 22, 2026
Mid-Morning
68°F 20°C
Light Showers
Mid-Afternoon
76°F 24°C
Scattered Showers
Early-Evening
73°F 23°C
Scattered Showers
Enjoyable around 76°F 24°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure.
Wednesday, September 23, 2026
Mid-Morning
63°F 17°C
Light Fog
Mid-Afternoon
76°F 24°C
Sunny
Early-Evening
67°F 19°C
Sunny
Mild temperatures up to 76°F 24°C, sunny throughout the day, with lower humidity and steady pressure. Winds swinging from the NNW to the ESE at 8 mph 13 km/h.
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