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Neponset, IL Weather Forecast


Neponset, IL Weather Forecast Dated: 1255 PM Sun Sep 13 2026
Expect a cool pattern 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.
Sunday, September 13, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
67°F 20°C
Overcast
Early-Evening
65°F 19°C
Overcast
Refreshing around 67°F 20°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds out of the NNE at 9 mph 15 km/h.
Monday, September 14, 2026
Mid-Morning
58°F 14°C
Partly Cloudy
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
69°F 20°C
Overcast
Comfortable with temperatures reaching 68°F 20°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling. Winds switching from the ESE to the SE at 17 mph 27 km/h. Gusts up to 36 mph 58 km/h.
Tuesday, September 15, 2026
Mid-Morning
68°F 20°C
Scattered Showers
Mid-Afternoon
82°F 28°C
Scattered Showers
Early-Evening
68°F 20°C
Scattered Showers
Very warm near 82°F 28°C, though humidity makes it feel like 86°F 30°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds moving from the S to the NNW at 12 mph 19 km/h. Gusts up to 22 mph 35 km/h.
Wednesday, September 16, 2026
Mid-Morning
61°F 16°C
Overcast
Mid-Afternoon
65°F 18°C
Light Showers
Early-Evening
63°F 18°C
Light Showers
Cool with a high near 65°F 18°C, drier morning followed by showers lasting through evening, with increasing humidity and steady pressure. Winds swinging from the ENE to the NE at 9 mph 14 km/h.
Thursday, September 17, 2026
Mid-Morning
61°F 16°C
Light Fog
Mid-Afternoon
70°F 21°C
Scattered Showers
Early-Evening
66°F 19°C
Overcast
Mild with a high of 70°F 21°C, scattered downpours possible, with lower humidity and steady pressure. Winds shifting from the NE to the ENE at 7 mph 11 km/h.
Friday, September 18, 2026
Mid-Morning
63°F 17°C
Light Fog
Mid-Afternoon
72°F 22°C
Partly Cloudy
Early-Evening
67°F 20°C
Cloudy
Pleasant near 72°F 22°C, cloudy through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds turning from the ESE to the SE at 10 mph 16 km/h. Gusts up to 23 mph 36 km/h.
Saturday, September 19, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
85°F 29°C
Sunny
Early-Evening
81°F 28°C
Sunny
Warm and summery around 85°F 29°C (feels like 90°F 32°C), sunny throughout the day, with steady humidity and barometric pressure falling. Winds switching from the S to the WNW at 9 mph 14 km/h.
Sunday, September 20, 2026
Mid-Morning
63°F 17°C
Fog
Mid-Afternoon
60°F 16°C
Light Showers
Early-Evening
60°F 16°C
Light Showers
Cool with a high near 60°F 16°C, clouds and showers taking over for the afternoon and evening, with steady humidity and steady pressure. Winds building from NNE at 8 mph 13 km/h to ENE at 16 mph 26 km/h. Gusts up to 32 mph 51 km/h.
Monday, September 21, 2026
Mid-Morning
54°F 12°C
Heavy Rain Showers
Mid-Afternoon
53°F 12°C
Light Showers
Early-Evening
52°F 11°C
Light Showers
Brisk around 53°F 12°C, on-and-off showers throughout the day, with steady humidity and steady pressure. Winds swinging from the ENE to the NE at 15 mph 24 km/h. Gusts up to 28 mph 44 km/h.
Tuesday, September 22, 2026
Mid-Morning
49°F 9°C
Scattered Showers
Mid-Afternoon
48°F 9°C
Light Showers
Early-Evening
48°F 9°C
Light Showers
Cool and brisk at 48°F 9°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds shifting from the WSW to the NNW at 16 mph 25 km/h. Gusts up to 28 mph 46 km/h.
Wednesday, September 23, 2026
Mid-Morning
49°F 10°C
Scattered Showers
Mid-Afternoon
51°F 11°C
Overcast
Early-Evening
52°F 11°C
Overcast
Chilly near 51°F 11°C, scattered downpours possible, with steady humidity and steady pressure. Winds blowing from the NNW at 14 mph 22 km/h. Gusts up to 25 mph 39 km/h.
Thursday, September 24, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
62°F 17°C
Scattered Showers
Early-Evening
59°F 15°C
Scattered Showers
Cool with a high near 62°F 17°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds switching from the ESE to the NE at 6 mph 10 km/h.
Friday, September 25, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
67°F 19°C
Sunny
Early-Evening
61°F 16°C
Sunny
Refreshing around 67°F 19°C, sunny throughout the day, with steady humidity and steady pressure.
Saturday, September 26, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
64°F 18°C
Partly Cloudy
Mild temperatures up to 69°F 21°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure.
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