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Clinton IL Weather - Overcast - 75°F
Overcast
75°F
Updated 4:04 pm
Feels Like 74°F
Humidity 77%
Wind N 0 mph
Barometer  30 in
Dew Point 67°F
Clinton IL Weather - Overcast - 24°C
Overcast
24°C
Updated 4:04 pm
Feels Like 23°C
Humidity 77%
Wind N 0 km/h
Barometer  101.5 kPa
Dew Point 20°C
Clinton, IL Weather and Current Conditionsclinton il weather forecast

Clinton, IL Weather Forecast

Clinton Illinois WeatherClinton, Illinois Weather Weather Forecast
Here is the API 14 day weather forecast for Clinton, Illinois. Note: The 7-day weather forecast for Clinton, 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.
Clinton, IL Weather Forecast Dated: 404 PM Thu Sep 10 2026
Expect a mild stretch 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 10, 2026

Mid-Morning
Clinton Weather - 2026-09-10 - Morning - Scattered Showers
71°F 22°C
Scattered Showers
Mid-Afternoon
Clinton Weather - 2026-09-10 - Afternoon - Light Rain
82°F 28°C
Light Rain
Early-Evening
Clinton Weather - 2026-09-10 - Evening - Light Fog
67°F 20°C
Light Fog
Warm and summery around 82°F 28°C (feels like 85°F 29°C), periods of heavy rain and gusty conditions, with increasing humidity and steady pressure.

Friday, September 11, 2026

Mid-Morning
Clinton Weather - 2026-09-11 - Morning - Cloudy
66°F 19°C
Cloudy
Mid-Afternoon
Clinton Weather - 2026-09-11 - Afternoon - Sunny
80°F 27°C
Sunny
Early-Evening
Clinton Weather - 2026-09-11 - Evening - Sunny
73°F 23°C
Sunny
Balmy with temperatures reaching 80°F 27°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the ESE to the E at 9 mph 14 km/h.

Saturday, September 12, 2026

Mid-Morning
Clinton Weather - 2026-09-12 - Morning - Sunny
71°F 21°C
Sunny
Mid-Afternoon
Clinton Weather - 2026-09-12 - Afternoon - Partly Cloudy
85°F 29°C
Partly Cloudy
Early-Evening
Clinton Weather - 2026-09-12 - Evening - Overcast
79°F 26°C
Overcast
Quite warm around 85°F 29°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure.

Sunday, September 13, 2026

Mid-Morning
Clinton Weather - 2026-09-13 - Morning - Overcast
74°F 23°C
Overcast
Mid-Afternoon
Clinton Weather - 2026-09-13 - Afternoon - Overcast
89°F 32°C
Overcast
Early-Evening
Clinton Weather - 2026-09-13 - Evening - Overcast
83°F 28°C
Overcast
Warm temperatures up to 89°F 32°C, overcast throughout the day, with steady humidity and steady pressure. Winds switching from the S to the E at 9 mph 14 km/h.

Monday, September 14, 2026

Mid-Morning
Clinton Weather - 2026-09-14 - Morning - Sunny
78°F 26°C
Sunny
Mid-Afternoon
Clinton Weather - 2026-09-14 - Afternoon - Sunny
92°F 34°C
Sunny
Early-Evening
Clinton Weather - 2026-09-14 - Evening - Sunny
88°F 31°C
Sunny
Hot and sweltering around 92°F 34°C (heat index 95°F 35°C), sunny throughout the day, with lower humidity and steady pressure. Winds moving from the S to the SSE at 10 mph 15 km/h. Gusts up to 21 mph 34 km/h.

Tuesday, September 15, 2026

Mid-Morning
Clinton Weather - 2026-09-15 - Morning - Sunny
78°F 26°C
Sunny
Mid-Afternoon
Clinton Weather - 2026-09-15 - Afternoon - Overcast
83°F 29°C
Overcast
Early-Evening
Clinton Weather - 2026-09-15 - Evening - Nearby Thunderstorms
71°F 22°C
Nearby Thunderstorms
Very warm near 83°F 29°C, though humidity makes it feel like 88°F 31°C, heavy thunderstorms conditions at times, with increasing humidity and steady pressure. Winds swinging from the SW to the NNE at 10 mph 16 km/h.

Wednesday, September 16, 2026

Mid-Morning
Clinton Weather - 2026-09-16 - Morning - Light Showers
65°F 19°C
Light Showers
Mid-Afternoon
Clinton Weather - 2026-09-16 - Afternoon - Light Showers
73°F 23°C
Light Showers
Early-Evening
Clinton Weather - 2026-09-16 - Evening - Cloudy
62°F 17°C
Cloudy
Comfortable with temperatures reaching 73°F 23°C, intermittent showers through midday, easing by evening, with steady humidity and steady pressure. Winds shifting from the ENE to the NE at 15 mph 23 km/h. Gusts up to 25 mph 40 km/h.

Thursday, September 17, 2026

Mid-Morning
Clinton Weather - 2026-09-17 - Morning - Sunny
78°F 26°C
Sunny
Mid-Afternoon
Clinton Weather - 2026-09-17 - Afternoon - Partly Cloudy
74°F 24°C
Partly Cloudy
Early-Evening
Clinton Weather - 2026-09-17 - Evening - Overcast
63°F 18°C
Overcast
Enjoyable around 74°F 24°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and barometric pressure rising. Winds turning from the SSW to the NNE at 9 mph 14 km/h.

Friday, September 18, 2026

Mid-Morning
Clinton Weather - 2026-09-18 - Morning - Sunny
53°F 12°C
Sunny
Mid-Afternoon
Clinton Weather - 2026-09-18 - Afternoon - Sunny
65°F 18°C
Sunny
Early-Evening
Clinton Weather - 2026-09-18 - Evening - Sunny
57°F 14°C
Sunny
Refreshing around 65°F 18°C, sunny throughout the day, with lower humidity and steady pressure. Winds out of the N at 12 mph 19 km/h.

Saturday, September 19, 2026

Mid-Morning
Clinton Weather - 2026-09-19 - Morning - Sunny
53°F 12°C
Sunny
Mid-Afternoon
Clinton Weather - 2026-09-19 - Afternoon - Sunny
67°F 19°C
Sunny
Early-Evening
Clinton Weather - 2026-09-19 - Evening - Sunny
59°F 15°C
Sunny
Mildly cool near 67°F 19°C, sunny throughout the day, with steady humidity and steady pressure. Winds moving from the N to the NE at 7 mph 12 km/h.

Sunday, September 20, 2026

Mid-Morning
Clinton Weather - 2026-09-20 - Morning - Sunny
56°F 13°C
Sunny
Mid-Afternoon
Clinton Weather - 2026-09-20 - Afternoon - Sunny
71°F 22°C
Sunny
Early-Evening
Clinton Weather - 2026-09-20 - Evening - Sunny
64°F 18°C
Sunny
Pleasant near 71°F 22°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds S at 9 mph 14 km/h.

Monday, September 21, 2026

Mid-Morning
Clinton Weather - 2026-09-21 - Morning - Overcast
60°F 16°C
Overcast
Mid-Afternoon
Clinton Weather - 2026-09-21 - Afternoon - Overcast
73°F 23°C
Overcast
Early-Evening
Clinton Weather - 2026-09-21 - Evening - Scattered Showers
73°F 23°C
Scattered Showers
Comfortable with temperatures reaching 73°F 23°C, locally heavy downpours at times, with steady humidity and barometric pressure falling. Winds out of the SSW at 13 mph 21 km/h.

Tuesday, September 22, 2026

Mid-Morning
Clinton Weather - 2026-09-22 - Morning - Overcast
62°F 16°C
Overcast
Mid-Afternoon
Clinton Weather - 2026-09-22 - Afternoon - Overcast
64°F 18°C
Overcast
Early-Evening
Clinton Weather - 2026-09-22 - Evening - Partly Cloudy
64°F 18°C
Partly Cloudy
Refreshing around 64°F 18°C, overcast in the morning, cloudy in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure. Winds blowing from the SW at 7 mph 12 km/h.

Wednesday, September 23, 2026

Mid-Morning
Clinton Weather - 2026-09-23 - Morning - Sunny
54°F 12°C
Sunny
Mid-Afternoon
Clinton Weather - 2026-09-23 - Afternoon - Scattered Showers
63°F 17°C
Scattered Showers
Early-Evening
Clinton Weather - 2026-09-23 - Evening - Scattered Showers
59°F 15°C
Scattered Showers
Mildly cool near 63°F 17°C, scattered downpours possible, with lower humidity and steady pressure. Winds switching from the NNW to the NNE at 10 mph 17 km/h.

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Weather by the Numbers

Thu, 10th
Clinton IL Weather - Thursday, Sep 10, 2026 - Light Rain
Hi: 82°F 28°C
Lo: 66°F 19°C
Sunrise 06:32 AM
Sunset 07:13 PM
Wind SSW 5 mph8 km/h
Dew Point 68°F20°C
uv Index 2
Barometric Pressure 30 in1016 mb
POP 67% *
Humidity 76%
Fri, 11th
Clinton IL Weather - Friday, Sep 11, 2026 - Patchy Rain Nearby
Hi: 80°F 27°C
Lo: 61°F 16°C
Sunrise 06:33 AM
Sunset 07:11 PM
Wind S 8 mph13 km/h
Dew Point 63°F17°C
uv Index 6
Barometric Pressure 30 in1016 mb
POP 19% *
Humidity 70%
Sat, 12th
Clinton IL Weather - Saturday, Sep 12, 2026 - Sunny
Hi: 85°F 29°C
Lo: 64°F 18°C
Sunrise 06:34 AM
Sunset 07:10 PM
Wind SSW 6 mph9 km/h
Dew Point 60°F16°C
uv Index 6
Barometric Pressure 29.94 in1014 mb
POP 2% *
Humidity 48%
Sun, 13th
Clinton IL Weather - Sunday, Sep 13, 2026 - Overcast
Hi: 89°F 32°C
Lo: 68°F 20°C
Sunrise 06:35 AM
Sunset 07:08 PM
Wind S 8 mph13 km/h
Dew Point 62°F17°C
uv Index 5
Barometric Pressure 29.97 in1015 mb
POP 9% *
Humidity 46%
Mon, 14th
Clinton IL Weather - Monday, Sep 14, 2026 - Sunny
Hi: 93°F 34°C
Lo: 72°F 22°C
Sunrise 06:36 AM
Sunset 07:06 PM
Wind SE 9 mph14 km/h
Dew Point 66°F19°C
uv Index 7
Barometric Pressure 30 in1016 mb
POP 3% *
Humidity 60%
Tue, 15th
Clinton IL Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 87°F 30°C
Lo: 67°F 19°C
Sunrise 06:37 AM
Sunset 07:04 PM
Wind W 9 mph14 km/h
Dew Point 68°F20°C
uv Index 7
Barometric Pressure 30.03 in1017 mb
POP 8% *
Humidity 57%
Wed, 16th
Clinton IL Weather - Wednesday, Sep 16, 2026 - Patchy Rain Nearby
Hi: 74°F 23°C
Lo: 58°F 14°C
Sunrise 06:38 AM
Sunset 07:03 PM
Wind ENE 9 mph14 km/h
Dew Point 60°F16°C
uv Index 5
Barometric Pressure 30.15 in1021 mb
POP 36% *
Humidity 68%
Thu, 17th
Clinton IL Weather - Thursday, Sep 17, 2026 - Sunny
Hi: 95°F 35°C
Lo: 59°F 15°C
Sunrise 06:39 AM
Sunset 07:01 PM
Wind WSW 17 mph27 km/h
Dew Point 65°F18°C
uv Index 8
Barometric Pressure 30 in1016 mb
POP 2% *
Humidity 44%
Fri, 18th
Clinton IL Weather - Friday, Sep 18, 2026 - Sunny
Hi: 65°F 18°C
Lo: 47°F 8°C
Sunrise 06:40 AM
Sunset 06:59 PM
Wind NNE 11 mph17 km/h
Dew Point 37°F3°C
uv Index 5
Barometric Pressure 30.27 in1025 mb
POP 1% *
Humidity 41%
Sat, 19th
Clinton IL Weather - Saturday, Sep 19, 2026 - Sunny
Hi: 67°F 20°C
Lo: 46°F 8°C
Sunrise 06:40 AM
Sunset 06:58 PM
Wind N 7 mph12 km/h
Dew Point 31°F-0°C
uv Index 5
Barometric Pressure 30.21 in1023 mb
POP 1% *
Humidity 31%
Sun, 20th
Clinton IL Weather - Sunday, Sep 20, 2026 - Sunny
Hi: 72°F 22°C
Lo: 48°F 9°C
Sunrise 06:41 AM
Sunset 06:56 PM
Wind SSE 9 mph14 km/h
Dew Point 37°F3°C
uv Index 5
Barometric Pressure 30.18 in1022 mb
POP 1% *
Humidity 34%
Mon, 21st
Clinton IL Weather - Monday, Sep 21, 2026 - Cloudy
Hi: 73°F 23°C
Lo: 54°F 12°C
Sunrise 06:42 AM
Sunset 06:54 PM
Wind SSW 14 mph22 km/h
Dew Point 45°F7°C
uv Index 5
Barometric Pressure 30.06 in1018 mb
POP 8% *
Humidity 42%
Tue, 22nd
Clinton IL Weather - Tuesday, Sep 22, 2026 - Moderate Or Heavy Rain Shower
Hi: 69°F 21°C
Lo: 60°F 15°C
Sunrise 06:43 AM
Sunset 06:53 PM
Wind WSW 4 mph7 km/h
Dew Point 58°F14°C
uv Index 4
Barometric Pressure 30 in1016 mb
POP 73% *
Humidity 93%
Wed, 23rd
Clinton IL Weather - Wednesday, Sep 23, 2026 - Sunny
Hi: 65°F 19°C
Lo: 49°F 9°C
Sunrise 06:44 AM
Sunset 06:51 PM
Wind ESE 12 mph19 km/h
Dew Point 47°F8°C
uv Index 5
Barometric Pressure 30.12 in1020 mb
POP 7% *
Humidity 57%
* POP = Probability of Precipitation. Data for 12:00 PM.