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

31°F

-1°C

Humidity 78%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 17 Nov 3:35 am CST
Extended Forecast for

Effingham IL

  • Today

    Today: Mostly sunny, with a high near 56. Calm wind becoming southeast 5 to 7 mph in the morning.

    High: 56 °F

    Mostly Sunny

  • Tonight

    Tonight: Rain and thunderstorms likely, then rain and possibly a thunderstorm after midnight. Low around 45. East southeast wind 6 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Rain Likely
    then Rain

  • Tuesday

    Tuesday: A 50 percent chance of rain. Mostly cloudy, with a high near 62. Southeast wind 6 to 9 mph becoming west northwest in the afternoon. Winds could gust as high as 15 mph.

    High: 62 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42. North northeast wind 3 to 6 mph.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 57. Light and variable wind.

    High: 57 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 43. Light and variable wind.

    Low: 43 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain. High near 62. Light and variable wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 62 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely. Cloudy, with a low around 52. Chance of precipitation is 70%.

    Low: 52 °F

    Rain Likely

  • Friday

    Friday: Rain likely, mainly before noon. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.

    High: 62 °F

    Rain Likely

Detailed Forecast

Today
Mostly sunny, with a high near 56. Calm wind becoming southeast 5 to 7 mph in the morning.
Tonight
Rain and thunderstorms likely, then rain and possibly a thunderstorm after midnight. Low around 45. East southeast wind 6 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A 50 percent chance of rain. Mostly cloudy, with a high near 62. Southeast wind 6 to 9 mph becoming west northwest in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
Mostly cloudy, with a low around 42. North northeast wind 3 to 6 mph.
Wednesday
Mostly cloudy, with a high near 57. Light and variable wind.
Wednesday Night
Mostly cloudy, with a low around 43. Light and variable wind.
Thursday
Rain. High near 62. Light and variable wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain likely. Cloudy, with a low around 52. Chance of precipitation is 70%.
Friday
Rain likely, mainly before noon. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of rain before midnight. Mostly cloudy, with a low around 42.
Saturday
Partly sunny, with a high near 53.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
Effingham IL
 39.12°N 88.55°W (Elev. 581 ft)
Last Update:
3:36 am CST Nov 17, 2025
Forecast Valid:
4am CST Nov 17, 2025-6pm CST Nov 23, 2025
 
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