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

36°F

2°C

Humidity 97%
Wind Speed Calm
Barometer 30.23 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 19 Apr 3:15 am CDT
Extended Forecast for

5 Miles N Saint Elmo IL

  • Overnight

    Overnight: Areas of frost. Otherwise, clear, with a low around 35. Light southwest wind.

    Low: 35 °F

    Areas Frost

  • Sunday

    Sunday: Areas of frost before 7am. Otherwise, increasing clouds, with a high near 62. West wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 62 °F

    Areas Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 35. North wind 5 to 9 mph becoming light after midnight.

    Low: 35 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 61. Calm wind becoming south around 5 mph in the afternoon.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47. Southeast wind 5 to 9 mph.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
Areas of frost. Otherwise, clear, with a low around 35. Light southwest wind.
Sunday
Areas of frost before 7am. Otherwise, increasing clouds, with a high near 62. West wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 31 mph.
Sunday Night
Partly cloudy, with a low around 35. North wind 5 to 9 mph becoming light after midnight.
Monday
Sunny, with a high near 61. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 47. Southeast wind 5 to 9 mph.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 79.
Thursday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 75. Chance of precipitation is 70%.
Friday Night
Showers likely. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Saint Elmo IL
 39.09°N 88.84°W (Elev. 600 ft)
Last Update:
3:16 am CDT Apr 19, 2026
Forecast Valid:
3am CDT Apr 19, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation