Cornell, IL 14 Day Weather - 61319 WeatherWorld.com
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Cornell, IL Weather Forecast


Cornell, IL Weather Forecast Dated: 1226 AM Fri Sep 04 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.
Friday, September 4, 2026
Mid-Morning
81°F 27°C
Sunny
Mid-Afternoon
94°F 34°C
Nearby Thunderstorms
Early-Evening
89°F 31°C
Overcast
Sizzling hot near 94°F 34°C with a heat index reaching 99°F 37°C, periods of heavy thunderstorms, with steady humidity and steady pressure. Winds turning from the SW to the SSE at 5 mph 8 km/h.
Saturday, September 5, 2026
Mid-Morning
79°F 26°C
Sunny
Mid-Afternoon
89°F 32°C
Sunny
Early-Evening
80°F 27°C
Sunny
Quite warm reaching 89°F 32°C, feeling like 93°F 34°C during peak afternoon, sunny throughout the day, with steady humidity and steady pressure. Winds switching from the NNW to the NNE at 8 mph 13 km/h.
Sunday, September 6, 2026
Mid-Morning
70°F 21°C
Cloudy
Mid-Afternoon
81°F 27°C
Sunny
Early-Evening
73°F 23°C
Sunny
Quite warm around 81°F 27°C, cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure. Winds ENE at 11 mph 17 km/h. Gusts up to 21 mph 34 km/h.
Monday, September 7, 2026
Mid-Morning
64°F 18°C
Overcast
Mid-Afternoon
78°F 25°C
Overcast
Early-Evening
72°F 23°C
Sunny
Mild temperatures up to 78°F 25°C, overcast through the afternoon, turning sunny this evening, with steady humidity and steady pressure. Winds swinging from the E to the ESE at 6 mph 10 km/h.
Tuesday, September 8, 2026
Mid-Morning
69°F 21°C
Partly Cloudy
Mid-Afternoon
84°F 29°C
Overcast
Early-Evening
81°F 28°C
Overcast
Very warm with a high of 84°F 29°C, partly cloudy in the morning, overcast in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds blowing from the S at 11 mph 17 km/h. Gusts up to 25 mph 41 km/h.
Wednesday, September 9, 2026
Mid-Morning
83°F 28°C
Overcast
Mid-Afternoon
91°F 33°C
Sunny
Early-Evening
84°F 29°C
Partly Cloudy
Very hot with a high of 91°F 33°C, feeling closer to 95°F 35°C in the humidity, partly cloudy through the afternoon, turning overcast this evening, with increasing humidity and steady pressure. Winds turning from the SW to the NE at 8 mph 13 km/h.
Thursday, September 10, 2026
Mid-Morning
75°F 24°C
Overcast
Mid-Afternoon
85°F 30°C
Partly Cloudy
Early-Evening
79°F 26°C
Scattered Showers
Balmy with temperatures reaching 85°F 30°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds switching from the E to the ENE at 9 mph 14 km/h.
Friday, September 11, 2026
Mid-Morning
68°F 20°C
Scattered Showers
Mid-Afternoon
77°F 25°C
Sunny
Early-Evening
72°F 22°C
Overcast
Enjoyable around 77°F 25°C, scattered downpours possible, with increasing humidity and steady pressure. Winds moving from the E to the ENE at 12 mph 19 km/h. Gusts up to 22 mph 35 km/h.
Saturday, September 12, 2026
Mid-Morning
67°F 20°C
Sunny
Mid-Afternoon
81°F 27°C
Partly Cloudy
Early-Evening
77°F 25°C
Sunny
Warm temperatures up to 81°F 27°C, sunny throughout the day, with steady humidity and steady pressure. Winds SE at 11 mph 18 km/h. Gusts up to 22 mph 36 km/h.
Sunday, September 13, 2026
Mid-Morning
76°F 25°C
Sunny
Mid-Afternoon
96°F 35°C
Sunny
Early-Evening
88°F 31°C
Sunny
Sizzling hot near 96°F 35°C with a heat index reaching 99°F 37°C, cloudy in the morning, sunny in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds out of the SSE at 10 mph 17 km/h. Gusts up to 30 mph 49 km/h.
Monday, September 14, 2026
Mid-Morning
80°F 27°C
Scattered Showers
Mid-Afternoon
93°F 34°C
Scattered Showers
Early-Evening
85°F 29°C
Sunny
Very hot with temperatures reaching 93°F 34°C, scattered downpours possible, with lower humidity and steady pressure. Winds blowing from the WSW at 11 mph 17 km/h.
Tuesday, September 15, 2026
Mid-Morning
78°F 26°C
Scattered Showers
Mid-Afternoon
93°F 34°C
Sunny
Early-Evening
85°F 29°C
Sunny
Very hot with a high of 93°F 34°C, feeling closer to 96°F 35°C in the humidity, locally heavy downpours at times, with steady humidity and steady pressure. Winds switching from the SW to the ESE at 8 mph 13 km/h.
Wednesday, September 16, 2026
Mid-Morning
74°F 23°C
Sunny
Mid-Afternoon
85°F 30°C
Sunny
Early-Evening
77°F 25°C
Sunny
Quite warm around 85°F 30°C, sunny throughout the day, with lower humidity and steady pressure. Winds moving from the NE to the E at 7 mph 11 km/h.
Thursday, September 17, 2026
Mid-Morning
65°F 19°C
Light Showers
Mid-Afternoon
71°F 22°C
Scattered Showers
Early-Evening
75°F 24°C
Overcast
Mild temperatures up to 71°F 22°C, scattered downpours possible, with steady humidity and barometric pressure falling. Winds swinging from the ENE to the ESE at 9 mph 15 km/h.
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