How is the weather in Clarksville, IL?

At 9:55 AM on Mon, Sep 8, 2025 it is sunny and 65 degrees Fahrenheit, feeling like 65 degrees.

Clarksville, IL Weather Forecast and Current Conditions

65°F
Feels Like 65°F

Humidity 52% Dew Point 47°F Wind SSE 9 MPH Barometer 30.32 in.770.1 mm

Solar Rad 549 w/m2 Visibility 10 mi.

Report from 6.2 miles ESE of central Clarksville at 9:55 AM Mon, Sep 8, 2025

Current Weather

65°F
Feels Like 65°F

Humidity 52% Dew Point 47°F Wind SSE 9 MPH Barometer 30.32 in.770.1 mm

Solar Rad 549 w/m2 Visibility 10 mi.

Report from 6.2 miles ESE of central Clarksville at 9:55 AM Mon, Sep 8, 2025

Forecast at a Glance

MonSep 8

75°

49°

TueSep 9

78°

55°

WedSep 10

10%

84°

59°

ThuSep 11

10%

88°

61°

FriSep 12

90°

65°

SatSep 13

10%

92°

66°

SunSep 14

20%

88°

62°

This Date in Weather History

1987 - A tropical depression off the coast of South Carolina brought another round of heavy rain to the Middle Atlantic Coast Region and the Upper Ohio Valley. Showers and thunderstorms produced extremely heavy rain in eastern Pennsylvania, where flooding caused more than 55 million dollars across a seven county area. The afternoon high of 97 degrees at Miami FL was a record for the month of September.

Clarksville 7 Day Weather Forecast Details

Monday Sep 8

Day: Sunny, with a high near 75. South wind 5 to 10 mph.

Night: Partly cloudy. Low around 49, with temperatures rising to around 51 overnight. Southeast wind around 5 mph.

Tuesday Sep 9

Day: Partly sunny. High near 78, with temperatures falling to around 76 in the afternoon. South wind 5 to 10 mph.

Night: Partly cloudy, with a low around 55. Southeast wind around 5 mph.

Wednesday Sep 10

Day: Sunny, with a high near 84.

Night: Mostly clear, with a low around 59.

Thursday Sep 11

Day: Sunny, with a high near 88.

Night: Mostly clear, with a low around 61.

Friday Sep 12

Day: Sunny, with a high near 90.

Night: Partly cloudy, with a low around 65.

Saturday Sep 13

Day: Mostly sunny, with a high near 92.

Night: A slight chance of rain showers after 1am. Partly cloudy, with a low around 66.

Sunday Sep 14

Day: A slight chance of rain showers before 7am. Mostly sunny, with a high near 88.

Night: A slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62.

Sun & Moon Monthly

First Light 6:10 AM

Sunrise 6:38 AM

Sunset 7:25 PM

Last Light 7:53 PM

Moonrise 7:49 PM

Moonset 7:28 AM

Moon Phase

Lakes Weather - Plan for a Beautiful Day

Data costs money. Servers cost money. Our website is made possible by displaying online advertisements to our visitors. Please consider supporting us by disabling your ad blocker, contribute to WeatherForYou.com by buying me a coffee or subscribe to our ClearSky ad-free service.