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Lacon IL Weather - Clear - 90°F
Clear
90°F
Updated 12:21 pm
Feels Like 110°F
Humidity 58%
Wind NNE 3 mph
Barometer  29.95 in
Dew Point 74°F
Lacon IL Weather - Clear - 32°C
Clear
32°C
Updated 12:21 pm
Feels Like 43°C
Humidity 58%
Wind NNE 5 km/h
Barometer  101.4 kPa
Dew Point 23°C
Lacon, IL Weather and Current Conditionslacon il weather forecast

Lacon, IL Weather Forecast

Lacon Illinois WeatherLacon, Illinois Weather Weather Forecast
Here is the API 14 day weather forecast for Lacon, Illinois. Note: The 7-day weather forecast for Lacon, IL is the most reliable and accurate weather forecast. This template should only be used as a probable scenario. Forecasting weather beyond the next 7 days is a challenge.
Lacon, IL Weather Forecast Dated: 1221 PM Sat Sep 05 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.

Saturday, September 5, 2026

Mid-Morning
Lacon Weather - 2026-09-05 - Morning - Sunny
82°F 28°C
Sunny
Mid-Afternoon
Lacon Weather - 2026-09-05 - Afternoon - Sunny
96°F 36°C
Sunny
Early-Evening
Lacon Weather - 2026-09-05 - Evening - Sunny
78°F 26°C
Sunny
Sizzling hot near 96°F 36°C with a heat index reaching 111°F 44°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds turning from the N to the ENE at 11 mph 17 km/h. Gusts up to 20 mph 32 km/h.

Sunday, September 6, 2026

Mid-Morning
Lacon Weather - 2026-09-06 - Morning - Sunny
71°F 21°C
Sunny
Mid-Afternoon
Lacon Weather - 2026-09-06 - Afternoon - Cloudy
79°F 26°C
Cloudy
Early-Evening
Lacon Weather - 2026-09-06 - Evening - Partly Cloudy
71°F 22°C
Partly Cloudy
Comfortable with temperatures reaching 79°F 26°C, sunny in the morning, cloudy in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds switching from the E to the ENE at 10 mph 15 km/h.

Monday, September 7, 2026

Mid-Morning
Lacon Weather - 2026-09-07 - Morning - Sunny
66°F 19°C
Sunny
Mid-Afternoon
Lacon Weather - 2026-09-07 - Afternoon - Sunny
79°F 26°C
Sunny
Early-Evening
Lacon Weather - 2026-09-07 - Evening - Sunny
72°F 22°C
Sunny
Enjoyable around 79°F 26°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds E at 9 mph 14 km/h.

Tuesday, September 8, 2026

Mid-Morning
Lacon Weather - 2026-09-08 - Morning - Sunny
69°F 21°C
Sunny
Mid-Afternoon
Lacon Weather - 2026-09-08 - Afternoon - Partly Cloudy
89°F 31°C
Partly Cloudy
Early-Evening
Lacon Weather - 2026-09-08 - Evening - Sunny
87°F 31°C
Sunny
Warm temperatures up to 89°F 31°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling. Winds out of the S at 11 mph 18 km/h. Gusts up to 26 mph 42 km/h.

Wednesday, September 9, 2026

Mid-Morning
Lacon Weather - 2026-09-09 - Morning - Sunny
73°F 23°C
Sunny
Mid-Afternoon
Lacon Weather - 2026-09-09 - Afternoon - Overcast
84°F 29°C
Overcast
Early-Evening
Lacon Weather - 2026-09-09 - Evening - Cloudy
75°F 24°C
Cloudy
Very warm with a high of 84°F 29°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds shifting from the WNW to the NNW at 6 mph 9 km/h.

Thursday, September 10, 2026

Mid-Morning
Lacon Weather - 2026-09-10 - Morning - Overcast
66°F 19°C
Overcast
Mid-Afternoon
Lacon Weather - 2026-09-10 - Afternoon - Partly Cloudy
76°F 24°C
Partly Cloudy
Early-Evening
Lacon Weather - 2026-09-10 - Evening - Sunny
70°F 22°C
Sunny
Pleasant near 76°F 24°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.

Friday, September 11, 2026

Mid-Morning
Lacon Weather - 2026-09-11 - Morning - Overcast
64°F 18°C
Overcast
Mid-Afternoon
Lacon Weather - 2026-09-11 - Afternoon - Overcast
76°F 24°C
Overcast
Early-Evening
Lacon Weather - 2026-09-11 - Evening - Overcast
72°F 22°C
Overcast
Comfortable with temperatures reaching 76°F 24°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds SE at 12 mph 19 km/h. Gusts up to 25 mph 39 km/h.

Saturday, September 12, 2026

Mid-Morning
Lacon Weather - 2026-09-12 - Morning - Light Showers
70°F 21°C
Light Showers
Mid-Afternoon
Lacon Weather - 2026-09-12 - Afternoon - Scattered Showers
84°F 29°C
Scattered Showers
Early-Evening
Lacon Weather - 2026-09-12 - Evening - Sunny
83°F 28°C
Sunny
Quite warm reaching 84°F 29°C, feeling like 89°F 31°C during peak afternoon, scattered downpours possible, with lower humidity and steady pressure. Winds out of the SSW at 15 mph 25 km/h. Gusts up to 22 mph 35 km/h.

Sunday, September 13, 2026

Mid-Morning
Lacon Weather - 2026-09-13 - Morning - Sunny
82°F 28°C
Sunny
Mid-Afternoon
Lacon Weather - 2026-09-13 - Afternoon - Sunny
95°F 35°C
Sunny
Early-Evening
Lacon Weather - 2026-09-13 - Evening - Sunny
89°F 31°C
Sunny
Very hot with a high of 95°F 35°C, feeling closer to 102°F 39°C in the humidity, cloudy in the morning, sunny in the afternoon, and cloudy this evening, with lower humidity and steady pressure. Winds moving from the SSW to the S at 9 mph 15 km/h.

Monday, September 14, 2026

Mid-Morning
Lacon Weather - 2026-09-14 - Morning - Sunny
79°F 26°C
Sunny
Mid-Afternoon
Lacon Weather - 2026-09-14 - Afternoon - Sunny
96°F 36°C
Sunny
Early-Evening
Lacon Weather - 2026-09-14 - Evening - Sunny
89°F 31°C
Sunny
Sizzling hot near 96°F 36°C with a heat index reaching 99°F 37°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds swinging from the SSW to the NE at 3 mph 5 km/h.

Tuesday, September 15, 2026

Mid-Morning
Lacon Weather - 2026-09-15 - Morning - Overcast
84°F 29°C
Overcast
Mid-Afternoon
Lacon Weather - 2026-09-15 - Afternoon - Sunny
98°F 37°C
Sunny
Early-Evening
Lacon Weather - 2026-09-15 - Evening - Sunny
87°F 31°C
Sunny
Hot and sweltering around 98°F 37°C (heat index 101°F 39°C), partly cloudy in the morning, sunny in the afternoon, and overcast this evening, with steady humidity and steady pressure.

Wednesday, September 16, 2026

Mid-Morning
Lacon Weather - 2026-09-16 - Morning - Cloudy
81°F 27°C
Cloudy
Mid-Afternoon
Lacon Weather - 2026-09-16 - Afternoon - Nearby Thunderstorms
95°F 35°C
Nearby Thunderstorms
Early-Evening
Lacon Weather - 2026-09-16 - Evening - Sunny
85°F 30°C
Sunny
Very hot with a high of 95°F 35°C, feeling closer to 99°F 37°C in the humidity, heavy thunderstorms conditions at times, with steady humidity and steady pressure.

Thursday, September 17, 2026

Mid-Morning
Lacon Weather - 2026-09-17 - Morning - Scattered Showers
73°F 23°C
Scattered Showers
Mid-Afternoon
Lacon Weather - 2026-09-17 - Afternoon - Partly Cloudy
90°F 32°C
Partly Cloudy
Early-Evening
Lacon Weather - 2026-09-17 - Evening - Nearby Thunderstorms
85°F 29°C
Nearby Thunderstorms
Sizzling hot near 90°F 32°C with a heat index reaching 94°F 34°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling. Winds shifting from the ESE to the ENE at 6 mph 10 km/h.

Friday, September 18, 2026

Mid-Morning
Lacon Weather - 2026-09-18 - Morning - Partly Cloudy
69°F 21°C
Partly Cloudy
Mid-Afternoon
Lacon Weather - 2026-09-18 - Afternoon - Partly Cloudy
79°F 26°C
Partly Cloudy
Early-Evening
Lacon Weather - 2026-09-18 - Evening - Overcast
72°F 22°C
Overcast
Mild temperatures up to 79°F 26°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds turning from the NE to the ENE at 12 mph 19 km/h.

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Weather by the Numbers

Sat, 5th
Lacon IL Weather - Saturday, Sep 5, 2026 - Sunny
Hi: 97°F 36°C
Lo: 71°F 21°C
Sunrise 06:28 AM
Sunset 07:24 PM
Wind N 7 mph11 km/h
Dew Point 83°F28°C
uv Index 7
Barometric Pressure 29.94 in1014 mb
POP 5% *
Humidity 67%
Sun, 6th
Lacon IL Weather - Sunday, Sep 6, 2026 - Overcast
Hi: 79°F 26°C
Lo: 64°F 18°C
Sunrise 06:29 AM
Sunset 07:22 PM
Wind E 10 mph15 km/h
Dew Point 62°F17°C
uv Index 7
Barometric Pressure 30.09 in1019 mb
POP 15% *
Humidity 62%
Mon, 7th
Lacon IL Weather - Monday, Sep 7, 2026 - Sunny
Hi: 79°F 26°C
Lo: 61°F 16°C
Sunrise 06:30 AM
Sunset 07:20 PM
Wind ESE 11 mph17 km/h
Dew Point 55°F13°C
uv Index 7
Barometric Pressure 30.12 in1020 mb
POP 2% *
Humidity 49%
Tue, 8th
Lacon IL Weather - Tuesday, Sep 8, 2026 - Sunny
Hi: 90°F 32°C
Lo: 61°F 16°C
Sunrise 06:31 AM
Sunset 07:19 PM
Wind S 9 mph15 km/h
Dew Point 59°F15°C
uv Index 7
Barometric Pressure 30.06 in1018 mb
POP 1% *
Humidity 46%
Wed, 9th
Lacon IL Weather - Wednesday, Sep 9, 2026 - Overcast
Hi: 86°F 30°C
Lo: 69°F 21°C
Sunrise 06:32 AM
Sunset 07:17 PM
Wind NW 10 mph16 km/h
Dew Point 63°F17°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 11% *
Humidity 50%
Thu, 10th
Lacon IL Weather - Thursday, Sep 10, 2026 - Overcast
Hi: 77°F 25°C
Lo: 63°F 17°C
Sunrise 06:33 AM
Sunset 07:15 PM
Wind N 4 mph7 km/h
Dew Point 54°F12°C
uv Index 5
Barometric Pressure 30.06 in1018 mb
POP 7% *
Humidity 55%
Fri, 11th
Lacon IL Weather - Friday, Sep 11, 2026 - Overcast
Hi: 77°F 25°C
Lo: 57°F 14°C
Sunrise 06:34 AM
Sunset 07:14 PM
Wind SE 11 mph17 km/h
Dew Point 57°F14°C
uv Index 5
Barometric Pressure 30.03 in1017 mb
POP 14% *
Humidity 58%
Sat, 12th
Lacon IL Weather - Saturday, Sep 12, 2026 - Sunny
Hi: 86°F 30°C
Lo: 66°F 19°C
Sunrise 06:35 AM
Sunset 07:12 PM
Wind SSW 18 mph29 km/h
Dew Point 67°F20°C
uv Index 7
Barometric Pressure 29.85 in1011 mb
POP 17% *
Humidity 71%
Sun, 13th
Lacon IL Weather - Sunday, Sep 13, 2026 - Patchy Rain Nearby
Hi: 96°F 36°C
Lo: 79°F 26°C
Sunrise 06:36 AM
Sunset 07:10 PM
Wind SW 14 mph23 km/h
Dew Point 68°F20°C
uv Index 7
Barometric Pressure 29.94 in1014 mb
POP 3% *
Humidity 50%
Mon, 14th
Lacon IL Weather - Monday, Sep 14, 2026 - Sunny
Hi: 97°F 36°C
Lo: 74°F 23°C
Sunrise 06:37 AM
Sunset 07:08 PM
Wind SW 7 mph12 km/h
Dew Point 60°F16°C
uv Index 8
Barometric Pressure 30.09 in1019 mb
POP 1% *
Humidity 37%
Tue, 15th
Lacon IL Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 99°F 37°C
Lo: 76°F 25°C
Sunrise 06:38 AM
Sunset 07:07 PM
Wind WSW 6 mph10 km/h
Dew Point 63°F17°C
uv Index 8
Barometric Pressure 30.12 in1020 mb
POP 1% *
Humidity 37%
Wed, 16th
Lacon IL Weather - Wednesday, Sep 16, 2026 - Cloudy
Hi: 97°F 36°C
Lo: 73°F 23°C
Sunrise 06:39 AM
Sunset 07:05 PM
Wind SSW 5 mph8 km/h
Dew Point 66°F19°C
uv Index 7
Barometric Pressure 30.12 in1020 mb
POP 6% *
Humidity 45%
Thu, 17th
Lacon IL Weather - Thursday, Sep 17, 2026 - Light Rain Shower
Hi: 92°F 33°C
Lo: 72°F 22°C
Sunrise 06:40 AM
Sunset 07:03 PM
Wind SE 8 mph13 km/h
Dew Point 67°F20°C
uv Index 6
Barometric Pressure 30.06 in1018 mb
POP 19% *
Humidity 63%
Fri, 18th
Lacon IL Weather - Friday, Sep 18, 2026 - Overcast
Hi: 81°F 27°C
Lo: 65°F 18°C
Sunrise 06:41 AM
Sunset 07:01 PM
Wind ENE 11 mph18 km/h
Dew Point 65°F18°C
uv Index 5
Barometric Pressure 30.06 in1018 mb
POP 13% *
Humidity 74%
* POP = Probability of Precipitation. Data for 12:00 PM.