Barnhill, IL 14 Day Weather - 62809 WeatherWorld.com
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Barnhill, IL Weather Forecast


Barnhill, IL Weather Forecast Dated: 1212 AM Tue Sep 15 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. Isolated storms at times.
Tuesday, September 15, 2026
Mid-Morning
82°F 28°C
Sunny
Mid-Afternoon
101°F 38°C
Overcast
Early-Evening
82°F 28°C
Cloudy
Scorching hot near 101°F 38°C, sunny in the morning, becoming overcast through the afternoon and evening, with increasing humidity and steady pressure. A stray shower or storm late in the day. Winds turning from the SSW to the E at 8 mph 13 km/h.
Wednesday, September 16, 2026
Mid-Morning
77°F 25°C
Scattered Showers
Mid-Afternoon
96°F 36°C
Sunny
Early-Evening
87°F 31°C
Light Showers
Hot and sweltering around 96°F 36°C (heat index 100°F 38°C), scattered downpours possible, with lower humidity and steady pressure. Winds blowing from the W at 3 mph 5 km/h.
Thursday, September 17, 2026
Mid-Morning
85°F 29°C
Sunny
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
89°F 32°C
Sunny
Very hot with a high of 98°F 37°C, feeling closer to 101°F 38°C in the humidity, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds moving from the W to the ESE at 6 mph 10 km/h.
Friday, September 18, 2026
Mid-Morning
79°F 26°C
Sunny
Mid-Afternoon
99°F 37°C
Sunny
Early-Evening
85°F 29°C
Scattered Showers
Sizzling hot near 99°F 37°C with a heat index reaching 102°F 39°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling. Winds swinging from the E to the S at 8 mph 13 km/h.
Saturday, September 19, 2026
Mid-Morning
81°F 27°C
Sunny
Mid-Afternoon
96°F 36°C
Cloudy
Early-Evening
87°F 31°C
Sunny
Very hot with a high of 96°F 36°C, sunny in the morning, becoming partly cloudy through the afternoon and evening, with lower humidity and barometric pressure falling. Winds shifting from the SSW to the S at 10 mph 16 km/h. Gusts up to 20 mph 32 km/h.
Sunday, September 20, 2026
Mid-Morning
84°F 29°C
Sunny
Mid-Afternoon
96°F 35°C
Sunny
Early-Evening
84°F 29°C
Scattered Showers
Very hot with temperatures reaching 96°F 35°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds turning from the WSW to the SE at 5 mph 8 km/h.
Monday, September 21, 2026
Mid-Morning
73°F 23°C
Light Fog
Mid-Afternoon
81°F 27°C
Overcast
Early-Evening
72°F 22°C
Cloudy
Balmy with temperatures reaching 81°F 27°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds switching from the NNW to the NW at 11 mph 17 km/h.
Tuesday, September 22, 2026
Mid-Morning
68°F 20°C
Cloudy
Mid-Afternoon
71°F 22°C
Overcast
Early-Evening
67°F 19°C
Scattered Showers
Enjoyable around 71°F 22°C, scattered downpours possible, with steady humidity and steady pressure. Winds moving from the WNW to the NNW at 9 mph 14 km/h.
Wednesday, September 23, 2026
Mid-Morning
62°F 16°C
Partly Cloudy
Mid-Afternoon
74°F 24°C
Overcast
Early-Evening
67°F 20°C
Overcast
Mild temperatures up to 74°F 24°C, partly cloudy in the morning, overcast in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds swinging from the NNW to the NNE at 10 mph 16 km/h. Gusts up to 20 mph 33 km/h.
Thursday, September 24, 2026
Mid-Morning
62°F 17°C
Sunny
Mid-Afternoon
77°F 25°C
Sunny
Early-Evening
69°F 21°C
Partly Cloudy
Mild with a high of 77°F 25°C, sunny in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds shifting from the SE to the NNE at 10 mph 17 km/h.
Friday, September 25, 2026
Mid-Morning
66°F 19°C
Fog
Mid-Afternoon
74°F 23°C
Scattered Showers
Early-Evening
70°F 21°C
Scattered Showers
Pleasant near 74°F 23°C, scattered downpours possible, with lower humidity and steady pressure. Winds blowing from the NE at 12 mph 19 km/h.
Saturday, September 26, 2026
Mid-Morning
71°F 22°C
Partly Cloudy
Mid-Afternoon
83°F 29°C
Sunny
Early-Evening
76°F 24°C
Sunny
Balmy with temperatures reaching 83°F 29°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds switching from the NE to the ENE at 8 mph 12 km/h.
Sunday, September 27, 2026
Mid-Morning
72°F 22°C
Overcast
Mid-Afternoon
86°F 30°C
Overcast
Early-Evening
79°F 26°C
Overcast
Quite warm around 86°F 30°C, partly cloudy in the morning, overcast in the afternoon, and cloudy this evening, with lower humidity and barometric pressure falling.
Monday, September 28, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
94°F 34°C
Sunny
Early-Evening
83°F 28°C
Sunny
Hot temperatures near 94°F 34°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds moving from the SSW to the SE at 13 mph 21 km/h. Gusts up to 25 mph 41 km/h.
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