Jefferson School, IL 14 Day Weather
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Jefferson School, IL Weather Forecast


Jefferson School, IL Weather Forecast Dated: 122 PM Tue Sep 22 2026
Expect a very warm period with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.
Tuesday, September 22, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
77°F 25°C
Partly Cloudy
Early-Evening
70°F 21°C
Overcast
Pleasant near 77°F 25°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds turning from the ENE to the NE at 12 mph 18 km/h.
Wednesday, September 23, 2026
Mid-Morning
62°F 16°C
Sunny
Mid-Afternoon
76°F 24°C
Sunny
Early-Evening
65°F 19°C
Sunny
Comfortable with temperatures reaching 76°F 24°C, sunny throughout the day, with steady humidity and steady pressure. Winds blowing from the NNE at 11 mph 18 km/h.
Thursday, September 24, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
71°F 22°C
Sunny
Enjoyable around 78°F 26°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds moving from the NE to the ENE at 8 mph 13 km/h.
Friday, September 25, 2026
Mid-Morning
64°F 18°C
Partly Cloudy
Mid-Afternoon
81°F 27°C
Cloudy
Early-Evening
71°F 22°C
Overcast
Warm temperatures up to 81°F 27°C, cloudy through the afternoon, turning overcast this evening, with lower humidity and steady pressure. Winds out of the E at 6 mph 10 km/h.
Saturday, September 26, 2026
Mid-Morning
63°F 17°C
Scattered Showers
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
70°F 21°C
Overcast
Mild with a high of 75°F 24°C, scattered downpours possible, with lower humidity and steady pressure. Winds shifting from the ESE to the E at 11 mph 17 km/h.
Sunday, September 27, 2026
Mid-Morning
63°F 17°C
Partly Cloudy
Mid-Afternoon
78°F 25°C
Overcast
Early-Evening
72°F 22°C
Overcast
Pleasant near 78°F 25°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds turning from the SE to the SSE at 10 mph 16 km/h.
Monday, September 28, 2026
Mid-Morning
69°F 20°C
Light Showers
Mid-Afternoon
81°F 27°C
Overcast
Early-Evening
78°F 26°C
Scattered Showers
Balmy with temperatures reaching 81°F 27°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling. Winds out of the SSE at 8 mph 12 km/h.
Tuesday, September 29, 2026
Mid-Morning
74°F 23°C
Overcast
Mid-Afternoon
85°F 30°C
Overcast
Early-Evening
80°F 27°C
Overcast
Quite warm around 85°F 30°C, overcast throughout the day, with steady humidity and steady pressure. Winds moving from the S to the SSW at 17 mph 27 km/h. Gusts up to 31 mph 50 km/h.
Wednesday, September 30, 2026
Mid-Morning
72°F 22°C
Scattered Showers
Mid-Afternoon
84°F 29°C
Sunny
Early-Evening
74°F 24°C
Sunny
Warm temperatures up to 84°F 29°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds swinging from the WSW to the NNW at 9 mph 14 km/h.
Thursday, October 1, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
76°F 24°C
Overcast
Early-Evening
68°F 20°C
Sunny
Mild with a high of 76°F 24°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and steady pressure.
Friday, October 2, 2026
Mid-Morning
63°F 17°C
Partly Cloudy
Mid-Afternoon
80°F 27°C
Overcast
Early-Evening
72°F 23°C
Overcast
Warm and summery near 80°F 27°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds shifting from the SE to the ESE at 8 mph 13 km/h.
Saturday, October 3, 2026
Mid-Morning
68°F 20°C
Overcast
Mid-Afternoon
78°F 26°C
Overcast
Early-Evening
73°F 23°C
Overcast
Comfortable with temperatures reaching 78°F 26°C, overcast throughout the day, with steady humidity and barometric pressure falling. Winds turning from the SSE to the SE at 12 mph 20 km/h. Gusts up to 26 mph 41 km/h.
Sunday, October 4, 2026
Mid-Morning
78°F 26°C
Overcast
Mid-Afternoon
93°F 34°C
Sunny
Early-Evening
87°F 31°C
Sunny
Sizzling hot with 93°F 34°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds SSW at 17 mph 27 km/h. Gusts up to 28 mph 45 km/h.
Monday, October 5, 2026
Mid-Morning
76°F 24°C
Scattered Showers
Mid-Afternoon
85°F 29°C
Sunny
Early-Evening
77°F 25°C
Sunny
Warm temperatures up to 85°F 29°C, scattered downpours possible, with lower humidity and steady pressure. Winds moving from the WNW to the ESE at 7 mph 11 km/h.
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