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

23°F

-5°C

Humidity 74%
Wind Speed S 3 mph
Barometer 30.30 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 24 Feb 1:15 am CST
Extended Forecast for

Effingham IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 19. South southwest wind 3 to 6 mph.

    Low: 19 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 44. Breezy, with a south wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 44 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. South southwest wind 12 to 17 mph becoming west 6 to 11 mph after midnight. Winds could gust as high as 29 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48. West northwest wind 5 to 8 mph becoming light and variable in the afternoon.

    High: 48 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Rain likely before 3am, then rain and snow likely. Mostly cloudy, with a low around 32. East northeast wind 3 to 7 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Chance Rain
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: A 30 percent chance of rain before noon. Mostly cloudy, then gradually becoming sunny, with a high near 46. East northeast wind 6 to 9 mph becoming north in the afternoon.

    High: 46 °F

    Chance Rain
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. North wind around 5 mph becoming calm in the evening.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 19. South southwest wind 3 to 6 mph.
Tuesday
Mostly cloudy, with a high near 44. Breezy, with a south wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 34 mph.
Tuesday Night
Mostly cloudy, with a low around 31. South southwest wind 12 to 17 mph becoming west 6 to 11 mph after midnight. Winds could gust as high as 29 mph.
Wednesday
Mostly sunny, with a high near 48. West northwest wind 5 to 8 mph becoming light and variable in the afternoon.
Wednesday Night
Rain likely before 3am, then rain and snow likely. Mostly cloudy, with a low around 32. East northeast wind 3 to 7 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
A 30 percent chance of rain before noon. Mostly cloudy, then gradually becoming sunny, with a high near 46. East northeast wind 6 to 9 mph becoming north in the afternoon.
Thursday Night
Mostly clear, with a low around 28. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 37.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Partly sunny, with a high near 42.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 29.
Monday
A chance of rain and snow. Partly sunny, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Effingham IL
 39.12°N 88.55°W (Elev. 581 ft)
Last Update:
1:26 am CST Feb 24, 2026
Forecast Valid:
1am CST Feb 24, 2026-6pm CST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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