Siper Diffenbaugh Park, IL 14 Day Weather
Quick Weather Clicks
Settings
Sun & Moon


Siper Diffenbaugh Park, IL Weather Forecast


Siper Diffenbaugh Park, IL Weather Forecast Dated: 919 AM Tue Sep 08 2026
Expect a mild stretch with a mix of sun and clouds and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate.
Tuesday, September 8, 2026
Mid-Morning
71°F 22°C
Overcast
Mid-Afternoon
93°F 34°C
Sunny
Early-Evening
91°F 32°C
Sunny
Sizzling hot near 93°F 34°C with a heat index reaching 96°F 36°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds turning from the S to the SSE at 13 mph 20 km/h. Gusts up to 26 mph 41 km/h.
Wednesday, September 9, 2026
Mid-Morning
72°F 22°C
Overcast
Mid-Afternoon
81°F 27°C
Overcast
Early-Evening
79°F 26°C
Overcast
Quite warm reaching 81°F 27°C, feeling like 84°F 29°C during peak afternoon, overcast through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds blowing from the SW at 2 mph 4 km/h.
Thursday, September 10, 2026
Mid-Morning
64°F 18°C
Overcast
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
72°F 23°C
Sunny
Enjoyable around 79°F 26°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds moving from the NE to the E at 6 mph 10 km/h.
Friday, September 11, 2026
Mid-Morning
69°F 20°C
Overcast
Mid-Afternoon
90°F 32°C
Cloudy
Early-Evening
83°F 28°C
Sunny
Hot temperatures near 90°F 32°C, overcast in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling. Winds out of the S at 13 mph 21 km/h. Gusts up to 23 mph 37 km/h.
Saturday, September 12, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
70°F 21°C
Light Showers
Early-Evening
72°F 22°C
Light Showers
Mild with a high of 70°F 21°C, clouds and showers taking over for the afternoon and evening, with increasing humidity and steady pressure. Winds tapering down from N 13 mph 21 km/h to ESE 5 mph 8 km/h.
Sunday, September 13, 2026
Mid-Morning
70°F 21°C
Overcast
Mid-Afternoon
79°F 26°C
Overcast
Early-Evening
77°F 25°C
Overcast
Pleasant near 79°F 26°C, overcast throughout the day, with steady humidity and steady pressure.
Monday, September 14, 2026
Mid-Morning
70°F 21°C
Light Showers
Mid-Afternoon
86°F 30°C
Cloudy
Early-Evening
83°F 28°C
Nearby Thunderstorms
Warm and summery around 86°F 30°C (feels like 91°F 33°C), periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling. Winds turning from the SSE to the WNW at 10 mph 17 km/h. Gusts up to 21 mph 34 km/h.
Tuesday, September 15, 2026
Mid-Morning
63°F 17°C
Overcast
Mid-Afternoon
71°F 22°C
Overcast
Early-Evening
67°F 20°C
Cloudy
Enjoyable around 71°F 22°C, overcast through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure rising. Winds switching from the NW to the SE at 7 mph 12 km/h.
Wednesday, September 16, 2026
Mid-Morning
61°F 16°C
Light Fog
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
73°F 23°C
Sunny
Mild temperatures up to 75°F 24°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds moving from the ESE to the SE at 9 mph 14 km/h.
Thursday, September 17, 2026
Mid-Morning
62°F 17°C
Sunny
Mid-Afternoon
69°F 21°C
Overcast
Early-Evening
67°F 20°C
Sunny
Mild with a high of 69°F 21°C, partly cloudy through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds swinging from the S to the SE at 8 mph 13 km/h.
Friday, September 18, 2026
Mid-Morning
65°F 18°C
Scattered Showers
Mid-Afternoon
60°F 16°C
Light Showers
Early-Evening
62°F 17°C
Heavy Rain Showers
Comfortable at 60°F 16°C, scattered downpours possible, with increasing humidity and barometric pressure falling. Winds shifting from the S to the WSW at 7 mph 11 km/h.
Saturday, September 19, 2026
Mid-Morning
48°F 9°C
Overcast
Mid-Afternoon
55°F 13°C
Overcast
Early-Evening
53°F 12°C
Overcast
Crisp with a high near 55°F 13°C, overcast throughout the day, with lower humidity and steady pressure. Winds tapering down from ESE 15 mph 24 km/h to NE 7 mph 12 km/h.
Sunday, September 20, 2026
Mid-Morning
50°F 10°C
Sunny
Mid-Afternoon
62°F 17°C
Partly Cloudy
Early-Evening
58°F 14°C
Sunny
Refreshing around 62°F 17°C, sunny in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and barometric pressure falling. Winds ESE at 6 mph 10 km/h.
Monday, September 21, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
64°F 18°C
Sunny
Mild temperatures up to 69°F 21°C, sunny throughout the day, with steady humidity and steady pressure. Winds out of the SSE at 6 mph 9 km/h.
Siper Diffenbaugh Park, IL Weather Radar Map
Use the map search tool if you want to place a location marker on the radar map...
Weather World