Rollo, IL 14 Day Weather - WeatherWorld.com
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Rollo, IL Weather Forecast


Rollo, IL Weather Forecast Dated: 704 PM Wed Sep 02 2026 (Rollo Time)
Expect a very warm period with a mix of sun and clouds and occasional showers over the coming period. generally humid conditions and no major pressure swings will dominate. Isolated storms at times.
Wednesday, September 2, 2026
Mid-Morning
81°F 27°C
Cloudy
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
87°F 30°C
Sunny
Sizzling hot near 98°F 37°C with a heat index reaching 107°F 42°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the SW to the SSE at 7 mph 11 km/h.
Thursday, September 3, 2026
Mid-Morning
78°F 26°C
Scattered Showers
Mid-Afternoon
89°F 31°C
Sunny
Early-Evening
85°F 29°C
Nearby Thunderstorms
Quite warm reaching 89°F 31°C, feeling like 98°F 37°C during peak afternoon, scattered downpours possible, with lower humidity and steady pressure. A stray shower or storm late in the day. Winds switching from the SW to the W at 10 mph 16 km/h.
Friday, September 4, 2026
Mid-Morning
77°F 25°C
Scattered Showers
Mid-Afternoon
88°F 31°C
Sunny
Early-Evening
85°F 30°C
Sunny
Very warm near 88°F 31°C, though humidity makes it feel like 96°F 36°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds moving from the W to the SSW at 5 mph 8 km/h.
Saturday, September 5, 2026
Mid-Morning
79°F 26°C
Sunny
Mid-Afternoon
89°F 32°C
Sunny
Early-Evening
80°F 27°C
Sunny
Warm and summery around 89°F 32°C (feels like 97°F 36°C), sunny throughout the day, with steady humidity and steady pressure. Winds swinging from the WSW to the NE at 10 mph 16 km/h.
Sunday, September 6, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
78°F 26°C
Cloudy
Early-Evening
74°F 24°C
Partly Cloudy
Mild with a high of 78°F 26°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds blowing from the ESE at 11 mph 17 km/h.
Monday, September 7, 2026
Mid-Morning
66°F 19°C
Light Fog
Mid-Afternoon
77°F 25°C
Overcast
Early-Evening
74°F 23°C
Overcast
Pleasant near 77°F 25°C, overcast throughout the day, with steady humidity and steady pressure. Winds turning from the ESE to the SE at 8 mph 13 km/h.
Tuesday, September 8, 2026
Mid-Morning
74°F 23°C
Light Showers
Mid-Afternoon
90°F 32°C
Nearby Thunderstorms
Early-Evening
87°F 31°C
Nearby Thunderstorms
Sizzling hot near 90°F 32°C with a heat index reaching 102°F 39°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds switching from the SSW to the SSE at 10 mph 16 km/h. Gusts up to 21 mph 33 km/h.
Wednesday, September 9, 2026
Mid-Morning
76°F 24°C
Cloudy
Mid-Afternoon
87°F 31°C
Overcast
Early-Evening
83°F 29°C
Nearby Thunderstorms
Quite warm reaching 87°F 31°C, feeling like 95°F 35°C during peak afternoon, locally heavy thunderstorms at times, with steady humidity and steady pressure.
Thursday, September 10, 2026
Mid-Morning
74°F 23°C
Overcast
Mid-Afternoon
79°F 26°C
Overcast
Early-Evening
76°F 25°C
Scattered Showers
Mild temperatures up to 79°F 26°C, locally heavy downpours at times, with steady humidity and steady pressure.
Friday, September 11, 2026
Mid-Morning
65°F 19°C
Overcast
Mid-Afternoon
79°F 26°C
Partly Cloudy
Early-Evening
77°F 25°C
Scattered Showers
Mild with a high of 79°F 26°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds moving from the ESE to the SE at 9 mph 15 km/h.
Saturday, September 12, 2026
Mid-Morning
78°F 26°C
Scattered Showers
Mid-Afternoon
90°F 32°C
Sunny
Early-Evening
86°F 30°C
Sunny
Hot and sweltering around 90°F 32°C (heat index 96°F 36°C), scattered downpours possible, with lower humidity and steady pressure. Winds swinging from the SSW to the S at 10 mph 16 km/h.
Sunday, September 13, 2026
Mid-Morning
75°F 24°C
Scattered Showers
Mid-Afternoon
73°F 23°C
Scattered Showers
Early-Evening
72°F 22°C
Light Showers
Comfortable with temperatures reaching 73°F 23°C, locally heavy downpours at times, with increasing humidity and steady pressure. Winds shifting from the SW to the WNW at 8 mph 12 km/h.
Monday, September 14, 2026
Mid-Morning
65°F 19°C
Overcast
Mid-Afternoon
65°F 19°C
Overcast
Early-Evening
63°F 18°C
Scattered Showers
Refreshing around 65°F 19°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure.
Tuesday, September 15, 2026
Mid-Morning
64°F 18°C
Overcast
Mid-Afternoon
76°F 25°C
Sunny
Early-Evening
71°F 22°C
Sunny
Mild temperatures up to 76°F 25°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.
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