National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Fair

29°F

-2°C

Humidity 63%
Wind Speed SE 5 mph
Barometer 29.93 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 5 Dec 7:35 pm CST
Extended Forecast for

Effingham IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. South wind 5 to 7 mph becoming west after midnight.

    Low: 25 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 35. West wind around 5 mph becoming calm in the morning.

    High: 35 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 28. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 28 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: A chance of rain and snow before noon. Mostly cloudy, with a high near 37. South southeast wind 5 to 9 mph becoming north in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 40%.

    High: 37 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 16. North wind 6 to 9 mph, with gusts as high as 15 mph.

    Low: 16 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 29. North wind around 6 mph becoming calm in the morning.

    High: 29 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 18. Light and variable wind becoming south southwest 5 to 10 mph after midnight. Winds could gust as high as 16 mph.

    Low: 18 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. South wind 5 to 7 mph becoming west after midnight.
Saturday
Mostly cloudy, with a high near 35. West wind around 5 mph becoming calm in the morning.
Saturday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 28. Calm wind becoming south southeast around 5 mph after midnight.
Sunday
A chance of rain and snow before noon. Mostly cloudy, with a high near 37. South southeast wind 5 to 9 mph becoming north in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 16. North wind 6 to 9 mph, with gusts as high as 15 mph.
Monday
Mostly sunny, with a high near 29. North wind around 6 mph becoming calm in the morning.
Monday Night
Partly cloudy, with a low around 18. Light and variable wind becoming south southwest 5 to 10 mph after midnight. Winds could gust as high as 16 mph.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 23.
Thursday
Mostly cloudy, with a high near 37.
Thursday Night
Mostly cloudy, with a low around 19.
Friday
Partly sunny, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Effingham IL
 39.12°N 88.55°W (Elev. 581 ft)
Last Update:
6:36 pm CST Dec 5, 2025
Forecast Valid:
7pm CST Dec 5, 2025-6pm CST Dec 12, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation