How is the weather in Harristown, IL?

At 9:48 PM on Thu, Sep 4, 2025 it is clear and 53 degrees Fahrenheit, feeling like 53 degrees.

Harristown, IL Weather Forecast and Current Conditions (62537)

53°F
Feels Like 53°F

Humidity 88% Dew Point 50°F Wind Calm 0 MPH Barometer 29.81 in.757.2 mm

Solar Rad 0 w/m2 UV Index 0

Report from 6.1 miles ENE of central Harristown at 9:48 PM Thu, Sep 4, 2025

Current Weather

53°F
Feels Like 53°F

Humidity 88% Dew Point 50°F Wind Calm 0 MPH Barometer 29.81 in.757.2 mm

Solar Rad 0 w/m2 UV Index 0

Report from 6.1 miles ENE of central Harristown at 9:48 PM Thu, Sep 4, 2025

Forecast at a Glance

ThuSep 4

52°

FriSep 5

20%

67°

47°

SatSep 6

10%

73°

45°

SunSep 7

71°

44°

MonSep 8

75°

49°

TueSep 9

80°

55°

WedSep 10

10%

85°

59°

This Date in Weather History

1987 - Thunderstorms developing along a stationary front produced heavy rain across the Southern Atlantic Coast States. Up to eight inches was reported north of Charleston SC. Serious flooding was reported in Monks Corner SC. Seven cities in the northeastern U.S. reported record low temperatures for the date. Houlton ME dipped to 32 degrees.

Harristown 7 Day Weather Forecast Details

Thursday Sep 4

Night: Mostly clear. Low around 52, with temperatures rising to around 57 overnight. South southwest wind 6 to 12 mph, with gusts as high as 20 mph.

Friday Sep 5

Day: A slight chance of rain showers after 1pm. Mostly cloudy, with a high near 67. West wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Night: A slight chance of rain showers before 7pm. Mostly cloudy, with a low around 47. West wind 2 to 9 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Saturday Sep 6

Day: Sunny, with a high near 73. West wind 3 to 13 mph, with gusts as high as 18 mph.

Night: Mostly clear, with a low around 45. North northwest wind 2 to 9 mph.

Sunday Sep 7

Day: Sunny, with a high near 71. Northwest wind 2 to 10 mph.

Night: Clear, with a low around 44. North northeast wind 2 to 7 mph.

Monday Sep 8

Day: Sunny, with a high near 75.

Night: Mostly clear, with a low around 49.

Tuesday Sep 9

Day: Mostly sunny, with a high near 80.

Night: Partly cloudy, with a low around 55.

Wednesday Sep 10

Day: Sunny, with a high near 85.

Night: Mostly clear, with a low around 59.

Thursday Sep 11

Day: Mostly sunny, with a high near 85.

Sun & Moon Monthly

First Light 6:01 AM

Sunrise 6:28 AM

Sunset 7:24 PM

Last Light 7:52 PM

Moonrise 5:57 PM

Moonset 2:39 AM

Moon Phase

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