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Flanagan IL Weather - Clear - 76°F
Clear
76°F
Updated 2:51 pm
Feels Like 82°F
Humidity 83%
Wind W 3 mph
Barometer  30.05 in
Dew Point 71°F
Flanagan IL Weather - Clear - 24°C
Clear
24°C
Updated 2:51 pm
Feels Like 28°C
Humidity 83%
Wind W 5 km/h
Barometer  101.8 kPa
Dew Point 22°C
Flanagan, IL Weather and Current Conditionsflanagan il weather forecast

Flanagan, IL Weather Forecast

Flanagan Illinois WeatherFlanagan, Illinois Weather Weather Forecast
14 day API Flanagan, IL weather forecast. Note. Our 7-day weather forecast for Flanagan, Illinois is our most reliable and accurate forecast. This model should only be used as a likely scenario. Forecasting more than 7 days is difficult.
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
Flanagan Weather - 2026-09-09 - Morning - Heavy Rain
70°F 21°C
Heavy Rain
Mid-Afternoon
Flanagan Weather - 2026-09-09 - Afternoon - Heavy Rain
80°F 27°C
Heavy Rain
Early-Evening
Flanagan Weather - 2026-09-09 - Evening - Scattered Showers
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
Flanagan Weather - 2026-09-10 - Morning - Light Showers
67°F 20°C
Light Showers
Mid-Afternoon
Flanagan Weather - 2026-09-10 - Afternoon - Overcast
75°F 24°C
Overcast
Early-Evening
Flanagan Weather - 2026-09-10 - Evening - Sunny
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
Flanagan Weather - 2026-09-11 - Morning - Sunny
65°F 19°C
Sunny
Mid-Afternoon
Flanagan Weather - 2026-09-11 - Afternoon - Sunny
79°F 26°C
Sunny
Early-Evening
Flanagan Weather - 2026-09-11 - Evening - Sunny
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
Flanagan Weather - 2026-09-12 - Morning - Sunny
70°F 21°C
Sunny
Mid-Afternoon
Flanagan Weather - 2026-09-12 - Afternoon - Overcast
84°F 29°C
Overcast
Early-Evening
Flanagan Weather - 2026-09-12 - Evening - Overcast
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
Flanagan Weather - 2026-09-13 - Morning - Overcast
71°F 21°C
Overcast
Mid-Afternoon
Flanagan Weather - 2026-09-13 - Afternoon - Overcast
81°F 27°C
Overcast
Early-Evening
Flanagan Weather - 2026-09-13 - Evening - Overcast
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
Flanagan Weather - 2026-09-14 - Morning - Light Showers
74°F 24°C
Light Showers
Mid-Afternoon
Flanagan Weather - 2026-09-14 - Afternoon - Cloudy
88°F 31°C
Cloudy
Early-Evening
Flanagan Weather - 2026-09-14 - Evening - Nearby Thunderstorms
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
Flanagan Weather - 2026-09-15 - Morning - Light Showers
63°F 17°C
Light Showers
Mid-Afternoon
Flanagan Weather - 2026-09-15 - Afternoon - Overcast
68°F 20°C
Overcast
Early-Evening
Flanagan Weather - 2026-09-15 - Evening - Overcast
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
Flanagan Weather - 2026-09-16 - Morning - Sunny
63°F 17°C
Sunny
Mid-Afternoon
Flanagan Weather - 2026-09-16 - Afternoon - Overcast
70°F 21°C
Overcast
Early-Evening
Flanagan Weather - 2026-09-16 - Evening - Light Showers
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
Flanagan Weather - 2026-09-17 - Morning - Scattered Showers
60°F 15°C
Scattered Showers
Mid-Afternoon
Flanagan Weather - 2026-09-17 - Afternoon - Light Showers
63°F 17°C
Light Showers
Early-Evening
Flanagan Weather - 2026-09-17 - Evening - Partly Cloudy
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
Flanagan Weather - 2026-09-18 - Morning - Sunny
66°F 19°C
Sunny
Mid-Afternoon
Flanagan Weather - 2026-09-18 - Afternoon - Sunny
78°F 25°C
Sunny
Early-Evening
Flanagan Weather - 2026-09-18 - Evening - Sunny
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
Flanagan Weather - 2026-09-19 - Morning - Overcast
75°F 24°C
Overcast
Mid-Afternoon
Flanagan Weather - 2026-09-19 - Afternoon - Partly Cloudy
86°F 30°C
Partly Cloudy
Early-Evening
Flanagan Weather - 2026-09-19 - Evening - Sunny
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
Flanagan Weather - 2026-09-20 - Morning - Partly Cloudy
73°F 23°C
Partly Cloudy
Mid-Afternoon
Flanagan Weather - 2026-09-20 - Afternoon - Scattered Showers
80°F 27°C
Scattered Showers
Early-Evening
Flanagan Weather - 2026-09-20 - Evening - Cloudy
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
Flanagan Weather - 2026-09-21 - Morning - Light Showers
69°F 20°C
Light Showers
Mid-Afternoon
Flanagan Weather - 2026-09-21 - Afternoon - Overcast
74°F 24°C
Overcast
Early-Evening
Flanagan Weather - 2026-09-21 - Evening - Scattered Showers
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
Flanagan Weather - 2026-09-22 - Morning - Fog
67°F 19°C
Fog
Mid-Afternoon
Flanagan Weather - 2026-09-22 - Afternoon - Scattered Showers
73°F 23°C
Scattered Showers
Early-Evening
Flanagan Weather - 2026-09-22 - Evening - Overcast
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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Weather by the Numbers

Wed, 9th
Flanagan IL Weather - Wednesday, Sep 9, 2026 - Heavy Rain
Hi: 80°F 27°C
Lo: 69°F 21°C
Sunrise 06:30 AM
Sunset 07:15 PM
Wind SSW 7 mph12 km/h
Dew Point 69°F21°C
uv Index 7
Barometric Pressure 30.03 in1017 mb
POP 90% *
Humidity 86%
Thu, 10th
Flanagan IL Weather - Thursday, Sep 10, 2026 - Overcast
Hi: 76°F 24°C
Lo: 66°F 19°C
Sunrise 06:31 AM
Sunset 07:13 PM
Wind WSW 4 mph6 km/h
Dew Point 64°F18°C
uv Index 4
Barometric Pressure 30 in1016 mb
POP 22% *
Humidity 78%
Fri, 11th
Flanagan IL Weather - Friday, Sep 11, 2026 - Sunny
Hi: 79°F 26°C
Lo: 61°F 16°C
Sunrise 06:32 AM
Sunset 07:11 PM
Wind SE 9 mph14 km/h
Dew Point 61°F16°C
uv Index 6
Barometric Pressure 30 in1016 mb
POP 4% *
Humidity 62%
Sat, 12th
Flanagan IL Weather - Saturday, Sep 12, 2026 - Partly Cloudy
Hi: 84°F 29°C
Lo: 65°F 18°C
Sunrise 06:33 AM
Sunset 07:10 PM
Wind SW 10 mph16 km/h
Dew Point 67°F19°C
uv Index 5
Barometric Pressure 29.91 in1013 mb
POP 7% *
Humidity 64%
Sun, 13th
Flanagan IL Weather - Sunday, Sep 13, 2026 - Overcast
Hi: 81°F 27°C
Lo: 67°F 20°C
Sunrise 06:34 AM
Sunset 07:08 PM
Wind ENE 6 mph9 km/h
Dew Point 67°F19°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 18% *
Humidity 70%
Mon, 14th
Flanagan IL Weather - Monday, Sep 14, 2026 - Light Rain Shower
Hi: 90°F 32°C
Lo: 70°F 21°C
Sunrise 06:35 AM
Sunset 07:06 PM
Wind SSW 14 mph23 km/h
Dew Point 70°F21°C
uv Index 6
Barometric Pressure 29.91 in1013 mb
POP 27% *
Humidity 66%
Tue, 15th
Flanagan IL Weather - Tuesday, Sep 15, 2026 - Patchy Rain Nearby
Hi: 73°F 23°C
Lo: 62°F 17°C
Sunrise 06:36 AM
Sunset 07:05 PM
Wind NNW 7 mph12 km/h
Dew Point 54°F12°C
uv Index 4
Barometric Pressure 30.18 in1022 mb
POP 16% *
Humidity 66%
Wed, 16th
Flanagan IL Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 70°F 21°C
Lo: 59°F 15°C
Sunrise 06:37 AM
Sunset 07:03 PM
Wind ENE 7 mph12 km/h
Dew Point 55°F13°C
uv Index 6
Barometric Pressure 30.3 in1026 mb
POP 10% *
Humidity 64%
Thu, 17th
Flanagan IL Weather - Thursday, Sep 17, 2026 - Light Rain Shower
Hi: 65°F 19°C
Lo: 59°F 15°C
Sunrise 06:38 AM
Sunset 07:01 PM
Wind ENE 4 mph7 km/h
Dew Point 57°F14°C
uv Index 4
Barometric Pressure 30.3 in1026 mb
POP 56% *
Humidity 90%
Fri, 18th
Flanagan IL Weather - Friday, Sep 18, 2026 - Sunny
Hi: 78°F 26°C
Lo: 61°F 16°C
Sunrise 06:39 AM
Sunset 06:59 PM
Wind SSE 4 mph6 km/h
Dew Point 62°F17°C
uv Index 6
Barometric Pressure 30.18 in1022 mb
POP 5% *
Humidity 69%
Sat, 19th
Flanagan IL Weather - Saturday, Sep 19, 2026 - Patchy Rain Nearby
Hi: 86°F 30°C
Lo: 70°F 21°C
Sunrise 06:40 AM
Sunset 06:58 PM
Wind WSW 15 mph25 km/h
Dew Point 67°F20°C
uv Index 6
Barometric Pressure 29.71 in1006 mb
POP 10% *
Humidity 61%
Sun, 20th
Flanagan IL Weather - Sunday, Sep 20, 2026 - Partly Cloudy
Hi: 80°F 27°C
Lo: 69°F 20°C
Sunrise 06:41 AM
Sunset 06:56 PM
Wind NE 7 mph11 km/h
Dew Point 69°F20°C
uv Index 7
Barometric Pressure 29.83 in1010 mb
POP 13% *
Humidity 72%
Mon, 21st
Flanagan IL Weather - Monday, Sep 21, 2026 - Light Rain Shower
Hi: 75°F 24°C
Lo: 66°F 19°C
Sunrise 06:42 AM
Sunset 06:54 PM
Wind ESE 9 mph14 km/h
Dew Point 67°F20°C
uv Index 5
Barometric Pressure 29.94 in1014 mb
POP 35% *
Humidity 84%
Tue, 22nd
Flanagan IL Weather - Tuesday, Sep 22, 2026 - Overcast
Hi: 73°F 23°C
Lo: 63°F 17°C
Sunrise 06:43 AM
Sunset 06:52 PM
Wind WSW 4 mph7 km/h
Dew Point 65°F18°C
uv Index 5
Barometric Pressure 29.88 in1012 mb
POP 23% *
Humidity 80%
* POP = Probability of Precipitation. Data for 12:00 PM.