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.

Light Rain

61°F

16°C

Humidity 100%
Wind Speed S 6 mph
Barometer 29.91 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 16 Apr 5:15 am CDT
Extended Forecast for

Effingham IL

  • Overnight

    Overnight: Showers. Low around 62. South southwest wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 62 °F

    Showers

  • Thursday

    Thursday: Showers likely, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 78. West southwest wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 78 °F

    Showers
    Likely then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. West southwest wind around 6 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 83. Light south southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 24 mph.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 53. South wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: Showers likely, mainly before 1pm. Partly sunny, with a high near 62. West northwest wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 62 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Patchy frost after 3am. Otherwise, mostly clear, with a low around 38. Northwest wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 38 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Patchy frost before 8am. Otherwise, sunny, with a high near 59.

    High: 59 °F

    Patchy Frost
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers. Low around 62. South southwest wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers likely, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 78. West southwest wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly clear, with a low around 57. West southwest wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 83. Light south southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 24 mph.
Friday Night
Showers and possibly a thunderstorm. Low around 53. South wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers likely, mainly before 1pm. Partly sunny, with a high near 62. West northwest wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Patchy frost after 3am. Otherwise, mostly clear, with a low around 38. Northwest wind 6 to 11 mph, with gusts as high as 18 mph.
Sunday
Patchy frost before 8am. Otherwise, sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 38.
Monday
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Effingham IL
 39.12°N 88.55°W (Elev. 581 ft)
Last Update:
5:11 am CDT Apr 16, 2026
Forecast Valid:
5am CDT Apr 16, 2026-6pm CDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation