Flanagan, IL 14 Day Weather - 61740 WeatherWorld.com
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Flanagan, IL Weather Forecast


Flanagan, IL Weather Forecast Dated: 251 PM Wed Sep 09 2026
Expect a mild stretch 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.
Wednesday, September 9, 2026
Mid-Morning
70°F 21°C
Heavy Rain
Mid-Afternoon
80°F 27°C
Heavy Rain
Early-Evening
75°F 24°C
Scattered Showers
Warm and summery around 80°F 27°C (feels like 84°F 29°C), periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds turning from the W to the SW at 6 mph 10 km/h.
Thursday, September 10, 2026
Mid-Morning
67°F 20°C
Light Showers
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
71°F 22°C
Sunny
Comfortable with temperatures reaching 75°F 24°C, scattered morning showers before drying out later, with steady humidity and steady pressure.
Friday, September 11, 2026
Mid-Morning
65°F 19°C
Sunny
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
74°F 23°C
Sunny
Enjoyable around 79°F 26°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds blowing from the SSE at 6 mph 10 km/h.
Saturday, September 12, 2026
Mid-Morning
70°F 21°C
Sunny
Mid-Afternoon
84°F 29°C
Overcast
Early-Evening
79°F 26°C
Overcast
Warm and summery around 84°F 29°C (feels like 87°F 31°C), sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the SSW to the E at 4 mph 7 km/h.
Sunday, September 13, 2026
Mid-Morning
71°F 21°C
Overcast
Mid-Afternoon
81°F 27°C
Overcast
Early-Evening
78°F 26°C
Overcast
Very warm with a high of 81°F 27°C, overcast throughout the day, with steady humidity and steady pressure.
Monday, September 14, 2026
Mid-Morning
74°F 24°C
Light Showers
Mid-Afternoon
88°F 31°C
Cloudy
Early-Evening
82°F 28°C
Nearby Thunderstorms
Very warm near 88°F 31°C, though humidity makes it feel like 94°F 34°C, locally heavy downpours at times, with steady humidity and barometric pressure falling. Winds swinging from the S to the W at 11 mph 17 km/h. Gusts up to 22 mph 35 km/h.
Tuesday, September 15, 2026
Mid-Morning
63°F 17°C
Light Showers
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
65°F 19°C
Overcast
Comfortable with temperatures reaching 68°F 20°C, early showers breaking for a drier afternoon, with steady humidity and steady pressure. Winds shifting from the NNW to the SE at 7 mph 11 km/h.
Wednesday, September 16, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
70°F 21°C
Overcast
Early-Evening
66°F 19°C
Light Showers
Enjoyable around 70°F 21°C, mainly dry until evening showers arrive, with steady humidity and steady pressure. Winds turning from the E to the ENE at 7 mph 11 km/h.
Thursday, September 17, 2026
Mid-Morning
60°F 15°C
Scattered Showers
Mid-Afternoon
63°F 17°C
Light Showers
Early-Evening
65°F 18°C
Partly Cloudy
Refreshing around 63°F 17°C, locally heavy downpours at times, with steady humidity and steady pressure.
Friday, September 18, 2026
Mid-Morning
66°F 19°C
Sunny
Mid-Afternoon
78°F 25°C
Sunny
Early-Evening
74°F 23°C
Sunny
Mild with a high of 78°F 25°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling.
Saturday, September 19, 2026
Mid-Morning
75°F 24°C
Overcast
Mid-Afternoon
86°F 30°C
Partly Cloudy
Early-Evening
80°F 27°C
Sunny
Quite warm reaching 86°F 30°C, feeling like 90°F 32°C during peak afternoon, overcast in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds switching from the SSW to the WNW at 7 mph 11 km/h.
Sunday, September 20, 2026
Mid-Morning
73°F 23°C
Partly Cloudy
Mid-Afternoon
80°F 27°C
Scattered Showers
Early-Evening
75°F 24°C
Cloudy
Very warm near 80°F 27°C, though humidity makes it feel like 83°F 28°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds moving from the NE to the ENE at 9 mph 13 km/h.
Monday, September 21, 2026
Mid-Morning
69°F 20°C
Light Showers
Mid-Afternoon
74°F 24°C
Overcast
Early-Evening
69°F 21°C
Scattered Showers
Enjoyable around 74°F 24°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds ESE at 8 mph 13 km/h.
Tuesday, September 22, 2026
Mid-Morning
67°F 19°C
Fog
Mid-Afternoon
73°F 23°C
Scattered Showers
Early-Evening
71°F 22°C
Overcast
Mild temperatures up to 73°F 23°C, scattered downpours possible, with steady humidity and steady pressure.
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