Piatt County, IL 14 Day Weather - WeatherWorld.com
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Piatt County, IL Weather Forecast


Piatt County, IL Weather Forecast Dated: 122 PM Sun Oct 11 2026
Expect a mild stretch with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and a stable pattern will dominate.
Sunday, October 11, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
71°F 22°C
Sunny
Pleasant near 79°F 26°C, sunny throughout the day, with lower humidity and steady pressure.
Monday, October 12, 2026
Mid-Morning
72°F 22°C
Overcast
Mid-Afternoon
91°F 33°C
Sunny
Early-Evening
82°F 27°C
Partly Cloudy
Hot and sweltering around 91°F 33°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and barometric pressure falling. Winds turning from the SW to the SSW at 11 mph 18 km/h. Gusts up to 27 mph 43 km/h.
Tuesday, October 13, 2026
Mid-Morning
75°F 24°C
Sunny
Mid-Afternoon
89°F 32°C
Sunny
Early-Evening
82°F 28°C
Sunny
Very warm near 89°F 32°C, though humidity makes it feel like 92°F 33°C, sunny throughout the day, with steady humidity and steady pressure. Winds switching from the SW to the SSW at 8 mph 12 km/h.
Wednesday, October 14, 2026
Mid-Morning
72°F 22°C
Scattered Showers
Mid-Afternoon
77°F 25°C
Light Showers
Early-Evening
65°F 18°C
Overcast
Mild temperatures up to 77°F 25°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds moving from the SSE to the NNE at 11 mph 18 km/h.
Thursday, October 15, 2026
Mid-Morning
60°F 16°C
Overcast
Mid-Afternoon
62°F 17°C
Rain
Early-Evening
61°F 16°C
Drizzle
Refreshing around 62°F 17°C, clouds and showers taking over for the afternoon and evening, with increasing humidity and barometric pressure falling. Winds swinging from the ENE to the SE at 5 mph 7 km/h.
Friday, October 16, 2026
Mid-Morning
53°F 12°C
Scattered Showers
Mid-Afternoon
51°F 10°C
Partly Cloudy
Early-Evening
44°F 7°C
Cloudy
Cool and brisk at 51°F 10°C, locally heavy downpours at times, with lower humidity and barometric pressure rising. Winds shifting from the WNW to the NNW at 22 mph 35 km/h. Gusts up to 38 mph 61 km/h.
Saturday, October 17, 2026
Mid-Morning
35°F 2°C
Sunny
Mid-Afternoon
44°F 7°C
Sunny
Early-Evening
38°F 3°C
Sunny
Nippy around 44°F 7°C, sunny throughout the day, with steady humidity and steady pressure. Winds NNW at 14 mph 22 km/h.
Sunday, October 18, 2026
Mid-Morning
39°F 4°C
Sunny
Mid-Afternoon
53°F 12°C
Sunny
Early-Evening
46°F 8°C
Sunny
Crisp with a high near 53°F 12°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling. Winds switching from the SSW to the S at 11 mph 18 km/h. Gusts up to 27 mph 44 km/h.
Monday, October 19, 2026
Mid-Morning
47°F 8°C
Partly Cloudy
Mid-Afternoon
64°F 18°C
Partly Cloudy
Early-Evening
55°F 13°C
Sunny
Refreshing around 64°F 18°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the SW to the SSW at 9 mph 14 km/h.
Tuesday, October 20, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
67°F 20°C
Sunny
Early-Evening
59°F 15°C
Overcast
Mildly cool near 67°F 20°C, partly cloudy in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds swinging from the SSW to the S at 8 mph 13 km/h.
Wednesday, October 21, 2026
Mid-Morning
56°F 14°C
Overcast
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
60°F 16°C
Partly Cloudy
Pleasant near 68°F 20°C, overcast in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds out of the S at 10 mph 16 km/h.
Thursday, October 22, 2026
Mid-Morning
57°F 14°C
Overcast
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
64°F 18°C
Sunny
Comfortable with temperatures reaching 72°F 22°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.
Friday, October 23, 2026
Mid-Morning
62°F 16°C
Overcast
Mid-Afternoon
76°F 24°C
Sunny
Early-Evening
68°F 20°C
Sunny
Enjoyable around 76°F 24°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds blowing from the SW at 8 mph 13 km/h.
Saturday, October 24, 2026
Mid-Morning
64°F 18°C
Partly Cloudy
Mid-Afternoon
74°F 24°C
Sunny
Early-Evening
67°F 20°C
Sunny
Mild temperatures up to 74°F 24°C, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure.
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