Delavan, IL 14 Day Weather - 61734 WeatherWorld.com
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Delavan, IL Weather Forecast


Delavan, IL Weather Forecast Dated: 255 PM Mon Sep 07 2026
Expect a very warm period with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.
Monday, September 7, 2026
Mid-Morning
69°F 21°C
Sunny
Mid-Afternoon
85°F 30°C
Sunny
Early-Evening
72°F 22°C
Sunny
Warm and summery near 85°F 30°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds turning from the E to the ESE at 10 mph 15 km/h.
Tuesday, September 8, 2026
Mid-Morning
70°F 21°C
Overcast
Mid-Afternoon
89°F 32°C
Cloudy
Early-Evening
85°F 29°C
Overcast
Balmy with temperatures reaching 89°F 32°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling. Winds blowing from the SSE at 10 mph 15 km/h. Gusts up to 23 mph 36 km/h.
Wednesday, September 9, 2026
Mid-Morning
73°F 23°C
Light Showers
Mid-Afternoon
82°F 28°C
Overcast
Early-Evening
78°F 25°C
Overcast
Quite warm around 82°F 28°C, morning showers, giving way to clearing skies, with steady humidity and steady pressure. Winds moving from the W to the WNW at 2 mph 3 km/h.
Thursday, September 10, 2026
Mid-Morning
69°F 21°C
Scattered Showers
Mid-Afternoon
82°F 28°C
Overcast
Early-Evening
72°F 23°C
Sunny
Warm temperatures up to 82°F 28°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure.
Friday, September 11, 2026
Mid-Morning
66°F 19°C
Overcast
Mid-Afternoon
84°F 29°C
Overcast
Early-Evening
76°F 24°C
Overcast
Very warm with a high of 84°F 29°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds swinging from the S to the SSE at 8 mph 13 km/h.
Saturday, September 12, 2026
Mid-Morning
75°F 24°C
Sunny
Mid-Afternoon
89°F 32°C
Sunny
Early-Evening
82°F 27°C
Sunny
Warm and summery near 89°F 32°C, sunny throughout the day, with steady humidity and steady pressure. Winds shifting from the S to the SSE at 7 mph 11 km/h.
Sunday, September 13, 2026
Mid-Morning
79°F 26°C
Partly Cloudy
Mid-Afternoon
95°F 35°C
Overcast
Early-Evening
90°F 32°C
Overcast
Hot and sweltering around 95°F 35°C, cloudy in the morning, overcast in the afternoon, and partly cloudy this evening, with lower humidity and barometric pressure falling. Winds S at 12 mph 19 km/h. Gusts up to 27 mph 44 km/h.
Monday, September 14, 2026
Mid-Morning
79°F 26°C
Light Showers
Mid-Afternoon
92°F 33°C
Scattered Showers
Early-Evening
72°F 22°C
Sunny
Hot and sweltering around 92°F 33°C (heat index 96°F 35°C), scattered downpours possible, with steady humidity and steady pressure. Winds switching from the WSW to the NNW at 15 mph 24 km/h. Gusts up to 24 mph 39 km/h.
Tuesday, September 15, 2026
Mid-Morning
58°F 15°C
Overcast
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
59°F 15°C
Sunny
Refreshing around 66°F 19°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the ESE to the N at 11 mph 18 km/h.
Wednesday, September 16, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
62°F 16°C
Sunny
Mild with a high of 68°F 20°C, sunny throughout the day, with steady humidity and steady pressure. Winds NE at 9 mph 14 km/h.
Thursday, September 17, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
71°F 21°C
Sunny
Early-Evening
63°F 17°C
Sunny
Pleasant near 71°F 21°C, sunny throughout the day, with steady humidity and steady pressure. Winds shifting from the SW to the NNE at 7 mph 11 km/h.
Friday, September 18, 2026
Mid-Morning
73°F 23°C
Sunny
Mid-Afternoon
83°F 29°C
Sunny
Early-Evening
80°F 27°C
Overcast
Balmy with temperatures reaching 83°F 29°C, sunny in the morning, cloudy in the afternoon, and partly cloudy this evening, with steady humidity and barometric pressure falling. Winds blowing from the SSW at 11 mph 17 km/h.
Saturday, September 19, 2026
Mid-Morning
73°F 23°C
Overcast
Mid-Afternoon
87°F 31°C
Sunny
Early-Evening
80°F 27°C
Sunny
Quite warm around 87°F 31°C, overcast in the morning, sunny in the afternoon, and cloudy this evening, with lower humidity and steady pressure. Winds switching from the SSW to the SW at 3 mph 5 km/h.
Sunday, September 20, 2026
Mid-Morning
63°F 17°C
Overcast
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
61°F 16°C
Sunny
Mild temperatures up to 70°F 21°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the NE to the ENE at 13 mph 20 km/h. Gusts up to 24 mph 37 km/h.
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