Osco, IL 14 Day Weather - 61274 WeatherWorld.com
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Osco, IL Weather Forecast


Osco, IL Weather Forecast Dated: 358 PM Thu Sep 03 2026
Expect a very warm period with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Thursday, September 3, 2026
Mid-Morning
81°F 27°C
Sunny
Mid-Afternoon
96°F 36°C
Sunny
Early-Evening
87°F 31°C
Sunny
Sizzling hot near 96°F 36°C with a heat index reaching 108°F 42°C, sunny throughout the day, with steady humidity and steady pressure. Winds turning from the SSW to the SSE at 9 mph 14 km/h.
Friday, September 4, 2026
Mid-Morning
82°F 28°C
Scattered Showers
Mid-Afternoon
94°F 34°C
Sunny
Early-Evening
90°F 33°C
Nearby Thunderstorms
Hot and sweltering around 94°F 34°C (heat index 100°F 38°C), scattered downpours possible, with steady humidity and steady pressure. Winds switching from the W to the NNE at 6 mph 11 km/h.
Saturday, September 5, 2026
Mid-Morning
74°F 23°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 94°F 34°C, sunny throughout the day, with steady humidity and steady pressure. Winds moving from the NNE to the E at 9 mph 14 km/h.
Sunday, September 6, 2026
Mid-Morning
71°F 22°C
Sunny
Mid-Afternoon
81°F 27°C
Overcast
Early-Evening
74°F 23°C
Partly Cloudy
Warm temperatures up to 81°F 27°C, sunny in the morning, overcast in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure. Winds out of the E at 12 mph 19 km/h.
Monday, September 7, 2026
Mid-Morning
67°F 19°C
Sunny
Mid-Afternoon
79°F 26°C
Partly Cloudy
Early-Evening
75°F 24°C
Overcast
Mild with a high of 79°F 26°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds blowing from the ESE at 11 mph 18 km/h.
Tuesday, September 8, 2026
Mid-Morning
71°F 22°C
Cloudy
Mid-Afternoon
87°F 31°C
Scattered Showers
Early-Evening
88°F 31°C
Sunny
Warm and summery near 87°F 31°C, locally heavy downpours at times, with lower humidity and barometric pressure falling. Winds S at 14 mph 23 km/h. Gusts up to 35 mph 56 km/h.
Wednesday, September 9, 2026
Mid-Morning
81°F 27°C
Partly Cloudy
Mid-Afternoon
90°F 32°C
Cloudy
Early-Evening
81°F 27°C
Partly Cloudy
Hot and sweltering around 90°F 32°C, cloudy through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds switching from the WNW to the NE at 7 mph 11 km/h.
Thursday, September 10, 2026
Mid-Morning
73°F 23°C
Partly Cloudy
Mid-Afternoon
85°F 29°C
Overcast
Early-Evening
80°F 27°C
Overcast
Quite warm around 85°F 29°C, cloudy in the morning, overcast in the afternoon, and cloudy this evening, with lower humidity and barometric pressure falling. Winds moving from the ESE to the E at 11 mph 16 km/h. Gusts up to 20 mph 32 km/h.
Friday, September 11, 2026
Mid-Morning
73°F 23°C
Sunny
Mid-Afternoon
86°F 30°C
Sunny
Early-Evening
81°F 28°C
Sunny
Warm temperatures up to 86°F 30°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds E at 13 mph 20 km/h. Gusts up to 26 mph 42 km/h.
Saturday, September 12, 2026
Mid-Morning
83°F 29°C
Sunny
Mid-Afternoon
99°F 37°C
Sunny
Early-Evening
91°F 33°C
Partly Cloudy
Very hot with a high of 99°F 37°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds shifting from the S to the SSE at 9 mph 14 km/h.
Sunday, September 13, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
94°F 35°C
Sunny
Early-Evening
78°F 25°C
Scattered Showers
Hot and sweltering around 94°F 35°C (heat index 97°F 36°C), scattered downpours possible, with increasing humidity and steady pressure. Winds turning from the SW to the SSW at 15 mph 24 km/h. Gusts up to 30 mph 48 km/h.
Monday, September 14, 2026
Mid-Morning
73°F 23°C
Light Showers
Mid-Afternoon
79°F 26°C
Overcast
Early-Evening
74°F 23°C
Overcast
Comfortable with temperatures reaching 79°F 26°C, morning showers, giving way to clearing skies, with steady humidity and steady pressure. Winds switching from the SSW to the WSW at 9 mph 15 km/h. Gusts up to 21 mph 32 km/h.
Tuesday, September 15, 2026
Mid-Morning
62°F 17°C
Sunny
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
66°F 19°C
Sunny
Enjoyable around 72°F 22°C, sunny throughout the day, with steady humidity and steady pressure. Winds moving from the W to the NNW at 9 mph 15 km/h.
Wednesday, September 16, 2026
Mid-Morning
58°F 15°C
Sunny
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
66°F 19°C
Overcast
Mild temperatures up to 69°F 21°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds swinging from the NNW to the ESE at 6 mph 10 km/h.
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