Clarksville, IL 14 Day Weather - WeatherWorld.com
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Clarksville, IL Weather Forecast


Clarksville, IL Weather Forecast Dated: 406 PM Thu Oct 08 2026
Expect a mild stretch with plenty of sunshine and occasional showers over the coming period. moderate humidity and a stable pattern will dominate.
Thursday, October 8, 2026
Mid-Morning
66°F 19°C
Sunny
Mid-Afternoon
80°F 27°C
Sunny
Early-Evening
68°F 20°C
Sunny
Warm and summery near 80°F 27°C, sunny throughout the day, with steady humidity and steady pressure. Winds turning from the N to the NE at 6 mph 10 km/h.
Friday, October 9, 2026
Mid-Morning
65°F 18°C
Sunny
Mid-Afternoon
85°F 29°C
Sunny
Early-Evening
72°F 22°C
Sunny
Balmy with temperatures reaching 85°F 29°C, sunny throughout the day, with lower humidity and steady pressure. Winds blowing from the S at 9 mph 14 km/h.
Saturday, October 10, 2026
Mid-Morning
66°F 19°C
Overcast
Mid-Afternoon
76°F 24°C
Overcast
Early-Evening
68°F 20°C
Overcast
Enjoyable around 76°F 24°C, overcast throughout the day, with steady humidity and steady pressure. Winds moving from the SE to the E at 8 mph 13 km/h.
Sunday, October 11, 2026
Mid-Morning
60°F 16°C
Light Showers
Mid-Afternoon
68°F 20°C
Partly Cloudy
Early-Evening
65°F 19°C
Sunny
Mild temperatures up to 68°F 20°C, early showers breaking for a drier afternoon, with lower humidity and steady pressure.
Monday, October 12, 2026
Mid-Morning
67°F 20°C
Sunny
Mid-Afternoon
88°F 31°C
Sunny
Early-Evening
75°F 24°C
Sunny
Very warm with a high of 88°F 31°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds swinging from the SSW to the S at 8 mph 13 km/h.
Tuesday, October 13, 2026
Mid-Morning
76°F 24°C
Sunny
Mid-Afternoon
88°F 31°C
Sunny
Early-Evening
78°F 25°C
Sunny
Warm and summery near 88°F 31°C, sunny through the afternoon, turning partly cloudy this evening, with increasing humidity and steady pressure. Winds shifting from the W to the SE at 9 mph 14 km/h.
Wednesday, October 14, 2026
Mid-Morning
64°F 18°C
Light Rain
Mid-Afternoon
69°F 21°C
Heavy Rain
Early-Evening
70°F 21°C
Light Showers
Comfortable with temperatures reaching 69°F 21°C, rounds of showers expected off and on all day, with increasing humidity and steady pressure. Winds turning from the E to the SE at 9 mph 14 km/h. Gusts up to 20 mph 32 km/h.
Thursday, October 15, 2026
Mid-Morning
78°F 26°C
Partly Cloudy
Mid-Afternoon
89°F 32°C
Overcast
Early-Evening
77°F 25°C
Scattered Showers
Quite warm reaching 89°F 32°C, feeling like 93°F 34°C during peak afternoon, scattered downpours possible, with steady humidity and steady pressure. Winds switching from the SW to the E at 5 mph 8 km/h.
Friday, October 16, 2026
Mid-Morning
71°F 22°C
Light Fog
Mid-Afternoon
66°F 19°C
Scattered Showers
Early-Evening
60°F 15°C
Overcast
Refreshing around 66°F 19°C, locally heavy downpours at times, with lower humidity and barometric pressure rising. Winds moving from the NNE to the N at 15 mph 23 km/h. Gusts up to 25 mph 40 km/h.
Saturday, October 17, 2026
Mid-Morning
51°F 10°C
Sunny
Mid-Afternoon
57°F 14°C
Sunny
Early-Evening
48°F 9°C
Sunny
Cool and brisk at 57°F 14°C, sunny throughout the day, with steady humidity and steady pressure. Winds swinging from the ESE to the SE at 11 mph 17 km/h. Gusts up to 21 mph 33 km/h.
Sunday, October 18, 2026
Mid-Morning
46°F 8°C
Sunny
Mid-Afternoon
58°F 15°C
Sunny
Early-Evening
49°F 10°C
Sunny
Comfortable at 58°F 15°C, sunny throughout the day, with steady humidity and steady pressure. Winds out of the ENE at 9 mph 14 km/h.
Monday, October 19, 2026
Mid-Morning
47°F 8°C
Sunny
Mid-Afternoon
63°F 17°C
Sunny
Early-Evening
54°F 13°C
Sunny
Cool with a high near 63°F 17°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling. Winds blowing from the SE at 7 mph 11 km/h.
Tuesday, October 20, 2026
Mid-Morning
55°F 13°C
Cloudy
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
60°F 16°C
Sunny
Enjoyable around 70°F 21°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds S at 11 mph 17 km/h.
Wednesday, October 21, 2026
Mid-Morning
56°F 13°C
Cloudy
Mid-Afternoon
66°F 19°C
Scattered Showers
Early-Evening
60°F 16°C
Light Showers
Mildly cool near 66°F 19°C, scattered downpours possible, with increasing humidity and barometric pressure falling. Winds moving from the SSW to the SW at 7 mph 12 km/h.
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