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.

Partly Cloudy

64°F

18°C

Humidity 55%
Wind Speed S 7 mph
Barometer 30.26 in
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 9 Apr 9:15 am CDT
Extended Forecast for

Effingham IL

  • Today

    Today: Sunny, with a high near 78. South southwest wind 11 to 16 mph, with gusts as high as 28 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 56. South wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 69. South southwest wind 9 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 47. Northeast wind around 7 mph, with gusts as high as 15 mph.

    Low: 47 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 70. East northeast wind around 7 mph becoming southeast in the afternoon. Winds could gust as high as 15 mph.

    High: 70 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 58. East southeast wind 5 to 7 mph, with gusts as high as 16 mph.

    Low: 58 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 80. South wind 8 to 16 mph, with gusts as high as 25 mph.

    High: 80 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

    Low: 63 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 40%.

    High: 78 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 78. South southwest wind 11 to 16 mph, with gusts as high as 28 mph.
Tonight
Partly cloudy, with a low around 56. South wind 8 to 11 mph, with gusts as high as 21 mph.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 69. South southwest wind 9 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 47. Northeast wind around 7 mph, with gusts as high as 15 mph.
Saturday
Mostly cloudy, with a high near 70. East northeast wind around 7 mph becoming southeast in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Mostly cloudy, with a low around 58. East southeast wind 5 to 7 mph, with gusts as high as 16 mph.
Sunday
Mostly cloudy, with a high near 80. South wind 8 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 40%.
Monday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 66.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 62.
Wednesday
A chance of showers. Mostly cloudy, with a high near 74.
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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:
8:57 am CDT Apr 9, 2026
Forecast Valid:
9am CDT Apr 9, 2026-6pm CDT Apr 15, 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