Hilltop, IL 14 Day Weather - WeatherWorld.com
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Hilltop, IL Weather Forecast


Hilltop, IL Weather Forecast Dated: 532 PM Thu Sep 17 2026
Expect a very warm period with plenty of sunshine and occasional showers over the coming period. comfortable humidity and no major pressure swings will dominate. Isolated storms at times.
Thursday, September 17, 2026
Mid-Morning
80°F 27°C
Sunny
Mid-Afternoon
94°F 35°C
Sunny
Early-Evening
88°F 31°C
Sunny
Sizzling hot near 94°F 35°C with a heat index reaching 100°F 38°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds turning from the WSW to the SW at 5 mph 7 km/h.
Friday, September 18, 2026
Mid-Morning
78°F 26°C
Sunny
Mid-Afternoon
94°F 35°C
Sunny
Early-Evening
85°F 30°C
Sunny
Hot and sweltering around 94°F 35°C (heat index 100°F 38°C), sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling.
Saturday, September 19, 2026
Mid-Morning
83°F 28°C
Overcast
Mid-Afternoon
94°F 34°C
Overcast
Early-Evening
89°F 32°C
Overcast
Sizzling hot with 94°F 34°C, overcast throughout the day, with steady humidity and barometric pressure falling. Winds switching from the WSW to the SSE at 6 mph 10 km/h.
Sunday, September 20, 2026
Mid-Morning
79°F 26°C
Overcast
Mid-Afternoon
98°F 36°C
Cloudy
Early-Evening
90°F 33°C
Overcast
Hot temperatures near 98°F 36°C, overcast in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the WSW to the NNE at 7 mph 11 km/h.
Monday, September 21, 2026
Mid-Morning
70°F 21°C
Overcast
Mid-Afternoon
77°F 25°C
Scattered Showers
Early-Evening
75°F 24°C
Partly Cloudy
Mild with a high of 77°F 25°C, scattered downpours possible, with lower humidity and steady pressure. Winds swinging from the NE to the ESE at 7 mph 11 km/h.
Tuesday, September 22, 2026
Mid-Morning
69°F 21°C
Sunny
Mid-Afternoon
85°F 30°C
Sunny
Early-Evening
79°F 27°C
Overcast
Warm and summery near 85°F 30°C, sunny in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure.
Wednesday, September 23, 2026
Mid-Morning
76°F 24°C
Sunny
Mid-Afternoon
92°F 33°C
Overcast
Early-Evening
75°F 24°C
Overcast
Hot and sweltering around 92°F 33°C, cloudy in the morning, becoming overcast through the afternoon and evening, with increasing humidity and steady pressure. Winds shifting from the S to the NW at 14 mph 22 km/h. Gusts up to 24 mph 39 km/h.
Thursday, September 24, 2026
Mid-Morning
65°F 18°C
Overcast
Mid-Afternoon
79°F 26°C
Overcast
Early-Evening
70°F 21°C
Sunny
Enjoyable around 79°F 26°C, overcast in the morning, becoming partly cloudy through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the WNW to the NNW at 14 mph 23 km/h. Gusts up to 23 mph 37 km/h.
Friday, September 25, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
74°F 23°C
Sunny
Early-Evening
67°F 19°C
Sunny
Mild temperatures up to 74°F 23°C, sunny throughout the day, with lower humidity and steady pressure. Winds switching from the NNW to the NNE at 9 mph 14 km/h.
Saturday, September 26, 2026
Mid-Morning
58°F 15°C
Sunny
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
68°F 20°C
Sunny
Mild with a high of 75°F 24°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Sunday, September 27, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
81°F 27°C
Sunny
Early-Evening
72°F 23°C
Sunny
Warm and summery near 81°F 27°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling. Winds moving from the SSE to the S at 6 mph 10 km/h.
Monday, September 28, 2026
Mid-Morning
67°F 20°C
Sunny
Mid-Afternoon
87°F 30°C
Sunny
Early-Evening
77°F 25°C
Cloudy
Balmy with temperatures reaching 87°F 30°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and barometric pressure falling.
Tuesday, September 29, 2026
Mid-Morning
72°F 22°C
Sunny
Mid-Afternoon
89°F 32°C
Sunny
Early-Evening
81°F 27°C
Sunny
Quite warm around 89°F 32°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure.
Wednesday, September 30, 2026
Mid-Morning
71°F 21°C
Cloudy
Mid-Afternoon
87°F 30°C
Sunny
Early-Evening
77°F 25°C
Sunny
Warm temperatures up to 87°F 30°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds ENE at 8 mph 12 km/h. Gusts up to 22 mph 35 km/h.
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