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

35°F

2°C

Humidity 54%
Wind Speed NE 6 mph
Barometer 30.44 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 24 Mar 12:55 am CDT
Extended Forecast for

Effingham IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 31. East wind around 7 mph, with gusts as high as 16 mph.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 59. Southeast wind around 7 mph.

    High: 59 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41. Southeast wind around 6 mph.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72. South southwest wind 5 to 9 mph, with gusts as high as 17 mph.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59. South wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 83. South southwest wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 10pm, then showers and thunderstorms likely between 10pm and 1am, then rain and possibly a thunderstorm after 1am. Low around 40. South southwest wind 11 to 17 mph becoming north northeast after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 40 °F

    T-storms

  • Friday

    Friday: A 30 percent chance of rain before 1pm. Mostly cloudy, with a high near 48.

    High: 48 °F

    Chance Rain

  • Friday Night

    Friday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 31. East wind around 7 mph, with gusts as high as 16 mph.
Tuesday
Partly sunny, with a high near 59. Southeast wind around 7 mph.
Tuesday Night
Mostly cloudy, with a low around 41. Southeast wind around 6 mph.
Wednesday
Mostly sunny, with a high near 72. South southwest wind 5 to 9 mph, with gusts as high as 17 mph.
Wednesday Night
Partly cloudy, with a low around 59. South wind 7 to 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 83. South southwest wind 10 to 15 mph, with gusts as high as 24 mph.
Thursday Night
Showers likely and possibly a thunderstorm before 10pm, then showers and thunderstorms likely between 10pm and 1am, then rain and possibly a thunderstorm after 1am. Low around 40. South southwest wind 11 to 17 mph becoming north northeast after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A 30 percent chance of rain before 1pm. Mostly cloudy, with a high near 48.
Friday Night
Mostly clear, with a low around 28.
Saturday
Sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Partly sunny, with a high near 61.
Sunday Night
Mostly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 72.
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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 CDT Mar 24, 2026
Forecast Valid:
3am CDT Mar 24, 2026-6pm CDT Mar 30, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation