Chapin, IL 14 Day Weather - 62628 WeatherWorld.com
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Chapin, IL Weather Forecast


Chapin, IL Weather Forecast Dated: 419 PM Fri Sep 04 2026
Expect a hot stretch with plenty of sunshine and occasional showers over the coming period. comfortable humidity and no major pressure swings will dominate. Isolated storms at times.
Friday, September 4, 2026
Mid-Morning
86°F 30°C
Sunny
Mid-Afternoon
99°F 37°C
Partly Cloudy
Early-Evening
93°F 34°C
Sunny
Sizzling hot near 99°F 37°C with a heat index reaching 105°F 41°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling. Winds turning from the SW to the SSW at 10 mph 16 km/h. Gusts up to 22 mph 35 km/h.
Saturday, September 5, 2026
Mid-Morning
87°F 30°C
Sunny
Mid-Afternoon
105°F 41°C
Overcast
Early-Evening
89°F 32°C
Sunny
Sweltering heat reaching 105°F 41°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with increasing humidity and steady pressure. A stray shower or storm late in the day. Winds switching from the N to the NE at 10 mph 15 km/h.
Sunday, September 6, 2026
Mid-Morning
74°F 23°C
Sunny
Mid-Afternoon
92°F 33°C
Overcast
Early-Evening
81°F 27°C
Overcast
Sizzling hot with 92°F 33°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with lower humidity and steady pressure. Winds ENE at 11 mph 18 km/h. Gusts up to 23 mph 38 km/h.
Monday, September 7, 2026
Mid-Morning
71°F 21°C
Sunny
Mid-Afternoon
91°F 33°C
Partly Cloudy
Early-Evening
83°F 28°C
Sunny
Hot temperatures near 91°F 33°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds swinging from the ESE to the E at 11 mph 17 km/h.
Tuesday, September 8, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
101°F 38°C
Sunny
Early-Evening
94°F 35°C
Sunny
Scorching hot near 101°F 38°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds shifting from the S to the SSE at 14 mph 23 km/h. Gusts up to 23 mph 38 km/h.
Wednesday, September 9, 2026
Mid-Morning
84°F 29°C
Scattered Showers
Mid-Afternoon
93°F 34°C
Scattered Showers
Early-Evening
84°F 29°C
Sunny
Very hot with temperatures reaching 93°F 34°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds turning from the WNW to the SE at 8 mph 14 km/h.
Thursday, September 10, 2026
Mid-Morning
70°F 21°C
Overcast
Mid-Afternoon
86°F 30°C
Overcast
Early-Evening
76°F 25°C
Cloudy
Balmy with temperatures reaching 86°F 30°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds switching from the NNE to the NE at 10 mph 16 km/h.
Friday, September 11, 2026
Mid-Morning
64°F 18°C
Overcast
Mid-Afternoon
82°F 28°C
Overcast
Early-Evening
76°F 25°C
Overcast
Quite warm around 82°F 28°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds blowing from the SE at 13 mph 21 km/h. Gusts up to 23 mph 37 km/h.
Saturday, September 12, 2026
Mid-Morning
65°F 18°C
Light Showers
Mid-Afternoon
87°F 30°C
Light Showers
Early-Evening
83°F 28°C
Cloudy
Warm temperatures up to 87°F 30°C, showers through the afternoon, tapering off by evening, with lower humidity and barometric pressure falling. Winds swinging from the SSE to the S at 17 mph 27 km/h. Gusts up to 31 mph 49 km/h.
Sunday, September 13, 2026
Mid-Morning
87°F 30°C
Sunny
Mid-Afternoon
106°F 41°C
Sunny
Early-Evening
98°F 37°C
Sunny
Sweltering heat reaching 106°F 41°C, sunny throughout the day, with lower humidity and steady pressure. Winds shifting from the SW to the SSW at 12 mph 19 km/h. Gusts up to 23 mph 37 km/h.
Monday, September 14, 2026
Mid-Morning
91°F 33°C
Sunny
Mid-Afternoon
108°F 42°C
Sunny
Early-Evening
100°F 38°C
Sunny
Dangerously hot temperatures around 108°F 42°C, sunny throughout the day, with lower humidity and steady pressure. Winds turning from the WSW to the SSW at 14 mph 22 km/h. Gusts up to 26 mph 42 km/h.
Tuesday, September 15, 2026
Mid-Morning
91°F 33°C
Sunny
Mid-Afternoon
106°F 41°C
Sunny
Early-Evening
98°F 37°C
Sunny
Dangerously hot with a high of 106°F 41°C, sunny throughout the day, with lower humidity and steady pressure. Winds switching from the SW to the SSW at 12 mph 20 km/h. Gusts up to 24 mph 39 km/h.
Wednesday, September 16, 2026
Mid-Morning
91°F 33°C
Sunny
Mid-Afternoon
105°F 41°C
Sunny
Early-Evening
98°F 36°C
Sunny
Scorching hot near 105°F 41°C, sunny throughout the day, with steady humidity and steady pressure. Winds moving from the WSW to the S at 9 mph 15 km/h.
Thursday, September 17, 2026
Mid-Morning
91°F 33°C
Sunny
Mid-Afternoon
105°F 41°C
Sunny
Early-Evening
95°F 35°C
Cloudy
Sweltering heat reaching 105°F 41°C, sunny in the morning, cloudy in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds swinging from the SSW to the SE at 12 mph 19 km/h. Gusts up to 21 mph 33 km/h.
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