Southeastern High School, IL 14 Day Weather
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Southeastern High School, IL Weather Forecast


Southeastern High School, IL Weather Forecast Dated: 528 AM Thu Oct 08 2026
Expect a mild stretch with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Thursday, October 8, 2026
Mid-Morning
63°F 17°C
Partly Cloudy
Mid-Afternoon
78°F 25°C
Sunny
Early-Evening
68°F 20°C
Sunny
Pleasant near 78°F 25°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.
Friday, October 9, 2026
Mid-Morning
64°F 18°C
Partly Cloudy
Mid-Afternoon
86°F 30°C
Sunny
Early-Evening
76°F 24°C
Sunny
Balmy with temperatures reaching 86°F 30°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds turning from the SE to the S at 7 mph 11 km/h.
Saturday, October 10, 2026
Mid-Morning
70°F 21°C
Sunny
Mid-Afternoon
84°F 29°C
Overcast
Early-Evening
72°F 22°C
Overcast
Quite warm around 84°F 29°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds switching from the S to the SSE at 10 mph 17 km/h. Gusts up to 25 mph 40 km/h.
Sunday, October 11, 2026
Mid-Morning
65°F 18°C
Sunny
Mid-Afternoon
77°F 25°C
Sunny
Early-Evening
69°F 21°C
Sunny
Mild temperatures up to 77°F 25°C, sunny throughout the day, with steady humidity and steady pressure.
Monday, October 12, 2026
Mid-Morning
70°F 21°C
Sunny
Mid-Afternoon
90°F 32°C
Cloudy
Early-Evening
83°F 28°C
Sunny
Very hot with a high of 90°F 32°C, sunny in the morning, overcast in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling. Winds moving from the SSW to the SW at 14 mph 23 km/h. Gusts up to 32 mph 51 km/h.
Tuesday, October 13, 2026
Mid-Morning
60°F 16°C
Sunny
Mid-Afternoon
67°F 19°C
Sunny
Early-Evening
59°F 15°C
Sunny
Mildly cool near 67°F 19°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds swinging from the N to the NE at 8 mph 12 km/h.
Wednesday, October 14, 2026
Mid-Morning
59°F 15°C
Partly Cloudy
Mid-Afternoon
78°F 25°C
Sunny
Early-Evening
75°F 24°C
Sunny
Comfortable with temperatures reaching 78°F 25°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds shifting from the SE to the SSE at 17 mph 27 km/h. Gusts up to 34 mph 54 km/h.
Thursday, October 15, 2026
Mid-Morning
78°F 26°C
Sunny
Mid-Afternoon
92°F 33°C
Sunny
Early-Evening
81°F 28°C
Cloudy
Hot and sweltering around 92°F 33°C (heat index 95°F 35°C), sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds turning from the S to the WSW at 14 mph 22 km/h. Gusts up to 33 mph 53 km/h.
Friday, October 16, 2026
Mid-Morning
65°F 18°C
Overcast
Mid-Afternoon
67°F 20°C
Overcast
Early-Evening
61°F 16°C
Overcast
Refreshing around 67°F 20°C, overcast throughout the day, with increasing humidity and barometric pressure rising. Winds switching from the NW to the ESE at 12 mph 18 km/h. Gusts up to 20 mph 32 km/h.
Saturday, October 17, 2026
Mid-Morning
53°F 11°C
Overcast
Mid-Afternoon
59°F 15°C
Overcast
Early-Evening
57°F 14°C
Overcast
Mildly cool near 59°F 15°C, overcast throughout the day, with steady humidity and steady pressure. Winds blowing from the ENE at 6 mph 10 km/h.
Sunday, October 18, 2026
Mid-Morning
58°F 14°C
Scattered Showers
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
63°F 17°C
Overcast
Pleasant near 68°F 20°C, scattered downpours possible, with steady humidity and steady pressure.
Monday, October 19, 2026
Mid-Morning
56°F 14°C
Rain
Mid-Afternoon
61°F 16°C
Light Rain
Early-Evening
61°F 16°C
Light Showers
Cool with a high near 61°F 16°C, on-and-off showers throughout the day, with steady humidity and steady pressure. Winds swinging from the SE to the SW at 4 mph 6 km/h.
Tuesday, October 20, 2026
Mid-Morning
61°F 16°C
Light Fog
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
62°F 17°C
Partly Cloudy
Enjoyable around 69°F 21°C, partly cloudy through the afternoon, turning cloudy this evening, with lower humidity and steady pressure.
Wednesday, October 21, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
62°F 17°C
Sunny
Mild temperatures up to 70°F 21°C, sunny throughout the day, with lower humidity and barometric pressure falling.
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