Flatts School, IL 14 Day Weather
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Flatts School, IL Weather Forecast


Flatts School, IL Weather Forecast Dated: 118 PM Tue Sep 08 2026
Expect a very warm period with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Tuesday, September 8, 2026
Mid-Morning
75°F 24°C
Overcast
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
91°F 33°C
Sunny
Sizzling hot near 98°F 37°C with a heat index reaching 102°F 39°C, overcast in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure.
Wednesday, September 9, 2026
Mid-Morning
85°F 29°C
Sunny
Mid-Afternoon
103°F 39°C
Overcast
Early-Evening
88°F 31°C
Sunny
Sweltering heat reaching 103°F 39°C, sunny in the morning, overcast in the afternoon, and partly cloudy this evening, with steady humidity and barometric pressure falling. Winds turning from the SW to the NNW at 9 mph 15 km/h.
Thursday, September 10, 2026
Mid-Morning
73°F 23°C
Light Showers
Mid-Afternoon
74°F 23°C
Scattered Showers
Early-Evening
73°F 23°C
Light Showers
Enjoyable around 74°F 23°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds switching from the W to the S at 4 mph 7 km/h.
Friday, September 11, 2026
Mid-Morning
75°F 24°C
Sunny
Mid-Afternoon
94°F 34°C
Sunny
Early-Evening
85°F 30°C
Sunny
Hot temperatures near 94°F 34°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Saturday, September 12, 2026
Mid-Morning
77°F 25°C
Cloudy
Mid-Afternoon
94°F 35°C
Sunny
Early-Evening
85°F 30°C
Partly Cloudy
Very hot with a high of 94°F 35°C, cloudy in the morning, sunny in the afternoon, and cloudy this evening, with lower humidity and steady pressure.
Sunday, September 13, 2026
Mid-Morning
81°F 27°C
Partly Cloudy
Mid-Afternoon
97°F 36°C
Overcast
Early-Evening
90°F 32°C
Partly Cloudy
Very hot with temperatures reaching 97°F 36°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds moving from the S to the ENE at 5 mph 8 km/h.
Monday, September 14, 2026
Mid-Morning
85°F 29°C
Sunny
Mid-Afternoon
95°F 35°C
Cloudy
Early-Evening
89°F 32°C
Overcast
Sizzling hot near 95°F 35°C with a heat index reaching 98°F 37°C, sunny in the morning, overcast in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure. Winds swinging from the SSW to the S at 13 mph 21 km/h. Gusts up to 25 mph 40 km/h.
Tuesday, September 15, 2026
Mid-Morning
79°F 26°C
Light Showers
Mid-Afternoon
90°F 32°C
Scattered Showers
Early-Evening
77°F 25°C
Light Showers
Hot and sweltering around 90°F 32°C (heat index 94°F 35°C), scattered downpours possible, with steady humidity and steady pressure. Winds shifting from the SW to the NE at 9 mph 14 km/h.
Wednesday, September 16, 2026
Mid-Morning
74°F 23°C
Partly Cloudy
Mid-Afternoon
89°F 32°C
Overcast
Early-Evening
84°F 29°C
Sunny
Warm temperatures up to 89°F 32°C, partly cloudy through the afternoon, turning sunny this evening, with steady humidity and steady pressure.
Thursday, September 17, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
78°F 26°C
Partly Cloudy
Early-Evening
72°F 22°C
Sunny
Mild with a high of 78°F 26°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure.
Friday, September 18, 2026
Mid-Morning
71°F 22°C
Cloudy
Mid-Afternoon
90°F 32°C
Overcast
Early-Evening
82°F 28°C
Cloudy
Very hot with temperatures reaching 90°F 32°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling. Winds turning from the SSE to the SSW at 8 mph 13 km/h.
Saturday, September 19, 2026
Mid-Morning
65°F 19°C
Light Showers
Mid-Afternoon
58°F 15°C
Scattered Showers
Early-Evening
58°F 14°C
Light Showers
Cool with a high near 58°F 15°C, locally heavy downpours at times, with steady humidity and barometric pressure rising. Winds switching from the NNW to the NE at 11 mph 17 km/h. Gusts up to 26 mph 43 km/h.
Sunday, September 20, 2026
Mid-Morning
57°F 14°C
Overcast
Mid-Afternoon
65°F 18°C
Overcast
Early-Evening
60°F 15°C
Sunny
Refreshing around 65°F 18°C, overcast in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds moving from the ENE to the SSE at 6 mph 9 km/h.
Monday, September 21, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
76°F 25°C
Sunny
Early-Evening
68°F 20°C
Sunny
Mild temperatures up to 76°F 25°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure.
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