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Delong, IL Weather Forecast
Delong, IL Weather Forecast Dated: 843 AM Sat Sep 12 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.
Saturday, September 12, 2026
Mid-Morning
73°F 23°C
Sunny
Mid-Afternoon
84°F 29°C
Partly Cloudy
Early-Evening
78°F 26°C
Nearby Thunderstorms
Warm and summery around 84°F 29°C (feels like 87°F 30°C), periods of heavy thunderstorms, with lower humidity and steady pressure. Winds turning from the SW to the N at 8 mph 13 km/h.
Sunday, September 13, 2026
Mid-Morning
63°F 17°C
Overcast
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
67°F 19°C
Overcast
Comfortable with temperatures reaching 74°F 23°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds blowing from the NE at 13 mph 21 km/h.
Monday, September 14, 2026
Mid-Morning
59°F 15°C
Light Showers
Mid-Afternoon
69°F 21°C
Overcast
Early-Evening
72°F 22°C
Partly Cloudy
Enjoyable around 69°F 21°C, morning showers, giving way to clearing skies, with lower humidity and barometric pressure falling. Winds SE at 16 mph 26 km/h. Gusts up to 30 mph 48 km/h.
Tuesday, September 15, 2026
Mid-Morning
74°F 23°C
Scattered Showers
Mid-Afternoon
82°F 28°C
Cloudy
Early-Evening
78°F 26°C
Overcast
Warm and summery around 82°F 28°C (feels like 85°F 30°C), periods of heavy rain and gusty conditions, with steady humidity and steady pressure.
Wednesday, September 16, 2026
Mid-Morning
72°F 22°C
Overcast
Mid-Afternoon
81°F 27°C
Scattered Showers
Early-Evening
81°F 27°C
Sunny
Quite warm reaching 81°F 27°C, feeling like 86°F 30°C during peak afternoon, scattered downpours possible, with lower humidity and barometric pressure falling. Winds swinging from the ENE to the SSE at 7 mph 11 km/h.
Thursday, September 17, 2026
Mid-Morning
80°F 27°C
Partly Cloudy
Mid-Afternoon
94°F 34°C
Cloudy
Early-Evening
86°F 30°C
Sunny
Very hot with a high of 94°F 34°C, feeling closer to 97°F 36°C in the humidity, partly cloudy throughout the day, with lower humidity and steady pressure. Winds shifting from the SSW to the S at 9 mph 14 km/h.
Friday, September 18, 2026
Mid-Morning
76°F 25°C
Scattered Showers
Mid-Afternoon
82°F 28°C
Partly Cloudy
Early-Evening
73°F 23°C
Cloudy
Warm and summery around 82°F 28°C (feels like 85°F 30°C), periods of heavy rain and gusty conditions, with increasing humidity and steady pressure. Winds turning from the SW to the NW at 9 mph 15 km/h.
Saturday, September 19, 2026
Mid-Morning
61°F 16°C
Scattered Showers
Mid-Afternoon
63°F 17°C
Scattered Showers
Early-Evening
62°F 17°C
Scattered Showers
Cool with a high near 63°F 17°C, scattered downpours possible, with lower humidity and steady pressure. Winds switching from the NNW to the NNE at 12 mph 20 km/h. Gusts up to 24 mph 38 km/h.
Sunday, September 20, 2026
Mid-Morning
59°F 15°C
Light Fog
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
64°F 18°C
Sunny
Mild temperatures up to 70°F 21°C, sunny throughout the day, with steady humidity and steady pressure. Winds moving from the NE to the ENE at 7 mph 12 km/h.
Monday, September 21, 2026
Mid-Morning
58°F 15°C
Sunny
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
64°F 18°C
Sunny
Mild with a high of 70°F 21°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling.
Tuesday, September 22, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
77°F 25°C
Sunny
Early-Evening
73°F 23°C
Partly Cloudy
Pleasant near 77°F 25°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and barometric pressure falling. Winds swinging from the SSW to the SW at 9 mph 14 km/h.
Wednesday, September 23, 2026
Mid-Morning
67°F 20°C
Sunny
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
66°F 19°C
Sunny
Comfortable with temperatures reaching 75°F 24°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure rising. Winds out of the NNW at 15 mph 24 km/h. Gusts up to 21 mph 33 km/h.
Thursday, September 24, 2026
Mid-Morning
53°F 12°C
Sunny
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
62°F 17°C
Sunny
Refreshing around 66°F 19°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure.
Friday, September 25, 2026
Mid-Morning
64°F 18°C
Partly Cloudy
Mid-Afternoon
93°F 34°C
Cloudy
Early-Evening
80°F 27°C
Cloudy
Hot temperatures near 93°F 34°C, cloudy throughout the day, with steady humidity and steady pressure. Winds turning from the S to the NNW at 10 mph 17 km/h.
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