Eldorado Reservoir, IL 14 Day Weather
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Eldorado Reservoir, IL Weather Forecast


Eldorado Reservoir, IL Weather Forecast Dated: 218 PM Mon Sep 28 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.
Monday, September 28, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
82°F 28°C
Overcast
Early-Evening
73°F 22°C
Sunny
Warm and summery near 82°F 28°C, sunny in the morning, overcast in the afternoon, and sunny this evening, with lower humidity and steady pressure.
Tuesday, September 29, 2026
Mid-Morning
67°F 20°C
Sunny
Mid-Afternoon
86°F 30°C
Sunny
Early-Evening
77°F 25°C
Sunny
Balmy with temperatures reaching 86°F 30°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Wednesday, September 30, 2026
Mid-Morning
73°F 23°C
Sunny
Mid-Afternoon
92°F 33°C
Overcast
Early-Evening
85°F 29°C
Overcast
Sizzling hot with 92°F 33°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds turning from the SSW to the SSE at 12 mph 19 km/h. Gusts up to 25 mph 40 km/h.
Thursday, October 1, 2026
Mid-Morning
80°F 27°C
Sunny
Mid-Afternoon
94°F 34°C
Cloudy
Early-Evening
80°F 27°C
Light Showers
Hot temperatures near 94°F 34°C, drier conditions through late afternoon before showers move in, with steady humidity and steady pressure. Winds switching from the SSW to the S at 11 mph 18 km/h. Gusts up to 23 mph 37 km/h.
Friday, October 2, 2026
Mid-Morning
69°F 20°C
Scattered Showers
Mid-Afternoon
58°F 14°C
Light Showers
Early-Evening
56°F 14°C
Light Showers
Refreshing around 58°F 14°C, scattered downpours possible, with steady humidity and steady pressure. Winds moving from the NNE to the NE at 13 mph 21 km/h. Gusts up to 25 mph 40 km/h.
Saturday, October 3, 2026
Mid-Morning
57°F 14°C
Light Showers
Mid-Afternoon
65°F 19°C
Overcast
Early-Evening
63°F 18°C
Overcast
Mildly cool near 65°F 19°C, morning showers, giving way to clearing skies, with steady humidity and barometric pressure falling.
Sunday, October 4, 2026
Mid-Morning
64°F 18°C
Light Showers
Mid-Afternoon
66°F 19°C
Light Showers
Early-Evening
66°F 19°C
Scattered Showers
Comfortable at 66°F 19°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds swinging from the SSW to the NW at 10 mph 16 km/h. Gusts up to 20 mph 32 km/h.
Monday, October 5, 2026
Mid-Morning
56°F 14°C
Sunny
Mid-Afternoon
67°F 19°C
Sunny
Early-Evening
57°F 14°C
Sunny
Cool with a high near 67°F 19°C, sunny throughout the day, with lower humidity and steady pressure. Winds shifting from the WNW to the SE at 9 mph 14 km/h.
Tuesday, October 6, 2026
Mid-Morning
50°F 10°C
Sunny
Mid-Afternoon
63°F 17°C
Overcast
Early-Evening
58°F 14°C
Partly Cloudy
Refreshing around 63°F 17°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure.
Wednesday, October 7, 2026
Mid-Morning
56°F 14°C
Overcast
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
63°F 17°C
Overcast
Mild with a high of 68°F 20°C, overcast throughout the day, with steady humidity and steady pressure.
Thursday, October 8, 2026
Mid-Morning
60°F 16°C
Cloudy
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
66°F 19°C
Sunny
Pleasant near 73°F 23°C, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and barometric pressure falling.
Friday, October 9, 2026
Mid-Morning
53°F 12°C
Overcast
Mid-Afternoon
63°F 17°C
Sunny
Early-Evening
54°F 13°C
Sunny
Cool with a high near 63°F 17°C, overcast in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds turning from the NNE to the N at 12 mph 19 km/h. Gusts up to 23 mph 38 km/h.
Saturday, October 10, 2026
Mid-Morning
47°F 9°C
Scattered Showers
Mid-Afternoon
59°F 15°C
Light Showers
Early-Evening
55°F 13°C
Overcast
Refreshing around 59°F 15°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds switching from the SW to the NNW at 11 mph 18 km/h. Gusts up to 22 mph 35 km/h.
Sunday, October 11, 2026
Mid-Morning
50°F 10°C
Partly Cloudy
Mid-Afternoon
63°F 17°C
Partly Cloudy
Early-Evening
57°F 14°C
Sunny
Mildly cool near 63°F 17°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds moving from the NNW to the W at 7 mph 11 km/h.
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