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Casey IL Weather - Clear - 81°F
Clear
81°F
Updated 8:25 am
Feels Like 85°F
Humidity 71%
Wind SSW 9 mph
Barometer  29.99 in
Dew Point 71°F
Casey IL Weather - Clear - 27°C
Clear
27°C
Updated 8:25 am
Feels Like 30°C
Humidity 71%
Wind SSW 14 km/h
Barometer  101.5 kPa
Dew Point 22°C
Casey, IL Weather and Current Conditionscasey il weather forecast

Casey, IL Weather Forecast

Casey Illinois WeatherCasey, Illinois Weather Weather Forecast
Here is the API 14 day weather forecast for Casey, Illinois. Note: The 7-day weather forecast for Casey, 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.
Casey, IL Weather Forecast Dated: 825 AM Fri Sep 04 2026
Expect a hot stretch with plenty of sunshine and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.

Friday, September 4, 2026

Mid-Morning
Casey Weather - 2026-09-04 - Morning - Sunny
87°F 30°C
Sunny
Mid-Afternoon
Casey Weather - 2026-09-04 - Afternoon - Sunny
97°F 36°C
Sunny
Early-Evening
Casey Weather - 2026-09-04 - Evening - Sunny
91°F 33°C
Sunny
Sizzling hot near 97°F 36°C with a heat index reaching 102°F 39°C, sunny throughout the day, with steady humidity and steady pressure. Winds turning from the WSW to the ESE at 4 mph 7 km/h.

Saturday, September 5, 2026

Mid-Morning
Casey Weather - 2026-09-05 - Morning - Sunny
83°F 28°C
Sunny
Mid-Afternoon
Casey Weather - 2026-09-05 - Afternoon - Sunny
96°F 35°C
Sunny
Early-Evening
Casey Weather - 2026-09-05 - Evening - Sunny
87°F 31°C
Sunny
Hot and sweltering around 96°F 35°C (heat index 101°F 39°C), sunny throughout the day, with increasing humidity and steady pressure. Winds building from W at 3 mph 5 km/h to ENE at 11 mph 17 km/h. Gusts up to 20 mph 33 km/h.

Sunday, September 6, 2026

Mid-Morning
Casey Weather - 2026-09-06 - Morning - Sunny
72°F 22°C
Sunny
Mid-Afternoon
Casey Weather - 2026-09-06 - Afternoon - Sunny
81°F 27°C
Sunny
Early-Evening
Casey Weather - 2026-09-06 - Evening - Sunny
74°F 23°C
Sunny
Quite warm around 81°F 27°C, sunny throughout the day, with lower humidity and steady pressure. Winds ENE at 14 mph 22 km/h. Gusts up to 24 mph 38 km/h.

Monday, September 7, 2026

Mid-Morning
Casey Weather - 2026-09-07 - Morning - Sunny
67°F 19°C
Sunny
Mid-Afternoon
Casey Weather - 2026-09-07 - Afternoon - Sunny
81°F 27°C
Sunny
Early-Evening
Casey Weather - 2026-09-07 - Evening - Sunny
74°F 23°C
Sunny
Warm temperatures up to 81°F 27°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds swinging from the E to the NE at 9 mph 13 km/h.

Tuesday, September 8, 2026

Mid-Morning
Casey Weather - 2026-09-08 - Morning - Sunny
73°F 23°C
Sunny
Mid-Afternoon
Casey Weather - 2026-09-08 - Afternoon - Overcast
91°F 33°C
Overcast
Early-Evening
Casey Weather - 2026-09-08 - Evening - Sunny
85°F 30°C
Sunny
Very hot with a high of 91°F 33°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and barometric pressure falling. Winds shifting from the S to the SE at 8 mph 13 km/h.

Wednesday, September 9, 2026

Mid-Morning
Casey Weather - 2026-09-09 - Morning - Sunny
85°F 30°C
Sunny
Mid-Afternoon
Casey Weather - 2026-09-09 - Afternoon - Sunny
102°F 39°C
Sunny
Early-Evening
Casey Weather - 2026-09-09 - Evening - Sunny
95°F 35°C
Sunny
Dangerously hot with a high of 102°F 39°C (heat index near 105°F 40°C), sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds turning from the SW to the SSW at 8 mph 13 km/h.

Thursday, September 10, 2026

Mid-Morning
Casey Weather - 2026-09-10 - Morning - Scattered Showers
83°F 28°C
Scattered Showers
Mid-Afternoon
Casey Weather - 2026-09-10 - Afternoon - Sunny
99°F 37°C
Sunny
Early-Evening
Casey Weather - 2026-09-10 - Evening - Sunny
89°F 32°C
Sunny
Sizzling hot near 99°F 37°C with a heat index reaching 103°F 39°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling. Winds switching from the WSW to the ESE at 6 mph 10 km/h.

Friday, September 11, 2026

Mid-Morning
Casey Weather - 2026-09-11 - Morning - Sunny
81°F 27°C
Sunny
Mid-Afternoon
Casey Weather - 2026-09-11 - Afternoon - Scattered Showers
96°F 35°C
Scattered Showers
Early-Evening
Casey Weather - 2026-09-11 - Evening - Cloudy
87°F 31°C
Cloudy
Hot and sweltering around 96°F 35°C (heat index 100°F 38°C), scattered downpours possible, with lower humidity and steady pressure.

Saturday, September 12, 2026

Mid-Morning
Casey Weather - 2026-09-12 - Morning - Sunny
86°F 30°C
Sunny
Mid-Afternoon
Casey Weather - 2026-09-12 - Afternoon - Sunny
97°F 36°C
Sunny
Early-Evening
Casey Weather - 2026-09-12 - Evening - Overcast
89°F 32°C
Overcast
Hot temperatures near 97°F 36°C, sunny in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the SW to the S at 6 mph 10 km/h.

Sunday, September 13, 2026

Mid-Morning
Casey Weather - 2026-09-13 - Morning - Sunny
86°F 30°C
Sunny
Mid-Afternoon
Casey Weather - 2026-09-13 - Afternoon - Sunny
99°F 37°C
Sunny
Early-Evening
Casey Weather - 2026-09-13 - Evening - Sunny
91°F 33°C
Sunny
Very hot with a high of 99°F 37°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling. Winds swinging from the SSW to the WNW at 14 mph 23 km/h. Gusts up to 24 mph 39 km/h.

Monday, September 14, 2026

Mid-Morning
Casey Weather - 2026-09-14 - Morning - Light Fog
71°F 22°C
Light Fog
Mid-Afternoon
Casey Weather - 2026-09-14 - Afternoon - Scattered Showers
77°F 25°C
Scattered Showers
Early-Evening
Casey Weather - 2026-09-14 - Evening - Partly Cloudy
73°F 23°C
Partly Cloudy
Pleasant near 77°F 25°C, scattered downpours possible, with lower humidity and steady pressure.

Tuesday, September 15, 2026

Mid-Morning
Casey Weather - 2026-09-15 - Morning - Sunny
75°F 24°C
Sunny
Mid-Afternoon
Casey Weather - 2026-09-15 - Afternoon - Partly Cloudy
86°F 30°C
Partly Cloudy
Early-Evening
Casey Weather - 2026-09-15 - Evening - Sunny
85°F 29°C
Sunny
Very warm near 86°F 30°C, though humidity makes it feel like 89°F 32°C, sunny through the afternoon, turning overcast this evening, with lower humidity and steady pressure. Winds shifting from the SSE to the S at 9 mph 13 km/h.

Wednesday, September 16, 2026

Mid-Morning
Casey Weather - 2026-09-16 - Morning - Sunny
83°F 28°C
Sunny
Mid-Afternoon
Casey Weather - 2026-09-16 - Afternoon - Sunny
99°F 37°C
Sunny
Early-Evening
Casey Weather - 2026-09-16 - Evening - Cloudy
92°F 33°C
Cloudy
Sizzling hot with 99°F 37°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds turning from the SSW to the S at 10 mph 15 km/h.

Thursday, September 17, 2026

Mid-Morning
Casey Weather - 2026-09-17 - Morning - Scattered Showers
83°F 29°C
Scattered Showers
Mid-Afternoon
Casey Weather - 2026-09-17 - Afternoon - Sunny
82°F 28°C
Sunny
Early-Evening
Casey Weather - 2026-09-17 - Evening - Light Showers
76°F 25°C
Light Showers
Quite warm reaching 82°F 28°C, feeling like 87°F 30°C during peak afternoon, scattered downpours possible, with increasing humidity and steady pressure. Winds switching from the SSW to the WNW at 7 mph 11 km/h.

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Weather by the Numbers

Fri, 4th
Casey IL Weather - Friday, Sep 4, 2026 - Sunny
Hi: 98°F 37°C
Lo: 77°F 25°C
Sunrise 06:23 AM
Sunset 07:18 PM
Wind W 10 mph16 km/h
Dew Point 67°F20°C
uv Index 8
Barometric Pressure 29.94 in1014 mb
POP 1% *
Humidity 44%
Sat, 5th
Casey IL Weather - Saturday, Sep 5, 2026 - Sunny
Hi: 97°F 36°C
Lo: 75°F 24°C
Sunrise 06:24 AM
Sunset 07:16 PM
Wind WNW 6 mph9 km/h
Dew Point 68°F20°C
uv Index 6
Barometric Pressure 29.88 in1012 mb
POP 1% *
Humidity 46%
Sun, 6th
Casey IL Weather - Sunday, Sep 6, 2026 - Sunny
Hi: 81°F 27°C
Lo: 67°F 19°C
Sunrise 06:25 AM
Sunset 07:15 PM
Wind ENE 12 mph20 km/h
Dew Point 65°F18°C
uv Index 7
Barometric Pressure 30 in1016 mb
POP 4% *
Humidity 62%
Mon, 7th
Casey IL Weather - Monday, Sep 7, 2026 - Cloudy
Hi: 81°F 27°C
Lo: 61°F 16°C
Sunrise 06:26 AM
Sunset 07:13 PM
Wind ENE 7 mph12 km/h
Dew Point 57°F14°C
uv Index 6
Barometric Pressure 30.09 in1019 mb
POP 8% *
Humidity 48%
Tue, 8th
Casey IL Weather - Tuesday, Sep 8, 2026 - Overcast
Hi: 91°F 33°C
Lo: 64°F 18°C
Sunrise 06:27 AM
Sunset 07:12 PM
Wind SW 6 mph10 km/h
Dew Point 56°F13°C
uv Index 7
Barometric Pressure 30.06 in1018 mb
POP 9% *
Humidity 34%
Wed, 9th
Casey IL Weather - Wednesday, Sep 9, 2026 - Sunny
Hi: 103°F 40°C
Lo: 79°F 26°C
Sunrise 06:28 AM
Sunset 07:10 PM
Wind WSW 13 mph20 km/h
Dew Point 64°F18°C
uv Index 9
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 37%
Thu, 10th
Casey IL Weather - Thursday, Sep 10, 2026 - Patchy Rain Nearby
Hi: 100°F 38°C
Lo: 75°F 24°C
Sunrise 06:29 AM
Sunset 07:08 PM
Wind WNW 10 mph15 km/h
Dew Point 66°F19°C
uv Index 7
Barometric Pressure 30.03 in1017 mb
POP 17% *
Humidity 42%
Fri, 11th
Casey IL Weather - Friday, Sep 11, 2026 - Patchy Rain Nearby
Hi: 96°F 35°C
Lo: 74°F 23°C
Sunrise 06:29 AM
Sunset 07:07 PM
Wind WSW 6 mph9 km/h
Dew Point 66°F19°C
uv Index 7
Barometric Pressure 29.94 in1014 mb
POP 7% *
Humidity 45%
Sat, 12th
Casey IL Weather - Saturday, Sep 12, 2026 - Sunny
Hi: 98°F 37°C
Lo: 78°F 26°C
Sunrise 06:30 AM
Sunset 07:05 PM
Wind SW 9 mph14 km/h
Dew Point 61°F16°C
uv Index 8
Barometric Pressure 29.94 in1014 mb
POP 1% *
Humidity 35%
Sun, 13th
Casey IL Weather - Sunday, Sep 13, 2026 - Sunny
Hi: 99°F 37°C
Lo: 75°F 24°C
Sunrise 06:31 AM
Sunset 07:04 PM
Wind SW 17 mph27 km/h
Dew Point 60°F16°C
uv Index 8
Barometric Pressure 29.91 in1013 mb
POP 0% *
Humidity 33%
Mon, 14th
Casey IL Weather - Monday, Sep 14, 2026 - Patchy Rain Nearby
Hi: 78°F 26°C
Lo: 67°F 20°C
Sunrise 06:32 AM
Sunset 07:02 PM
Wind SE 6 mph10 km/h
Dew Point 62°F16°C
uv Index 5
Barometric Pressure 30.06 in1018 mb
POP 23% *
Humidity 68%
Tue, 15th
Casey IL Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 89°F 31°C
Lo: 66°F 19°C
Sunrise 06:33 AM
Sunset 07:00 PM
Wind SSW 11 mph18 km/h
Dew Point 65°F19°C
uv Index 7
Barometric Pressure 30.03 in1017 mb
POP 5% *
Humidity 59%
Wed, 16th
Casey IL Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 99°F 37°C
Lo: 75°F 24°C
Sunrise 06:34 AM
Sunset 06:59 PM
Wind SW 14 mph22 km/h
Dew Point 62°F17°C
uv Index 8
Barometric Pressure 30.06 in1018 mb
POP 1% *
Humidity 35%
Thu, 17th
Casey IL Weather - Thursday, Sep 17, 2026 - Sunny
Hi: 88°F 31°C
Lo: 73°F 23°C
Sunrise 06:35 AM
Sunset 06:57 PM
Wind SSW 9 mph14 km/h
Dew Point 66°F19°C
uv Index 8
Barometric Pressure 30.12 in1020 mb
POP 2% *
Humidity 50%
* POP = Probability of Precipitation. Data for 12:00 PM.