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.

Overcast

38°F

3°C

Humidity 100%
Wind Speed W 5 mph
Barometer 30.02 in
Dewpoint 38°F (3°C)
Visibility 7.00 mi
Wind Chill34°F (1°C)
Last update 10 Jan 9:15 am CST
Extended Forecast for

Dieterich IL

  • Today

    Today: Rain likely, mainly before 11am. Cloudy early, then gradual clearing, with a high near 42. West northwest wind 9 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Rain Likely
    then Mostly
    Sunny

  • Tonight

    Tonight: A chance of rain and snow showers before 11pm, then a chance of flurries after midnight. Increasing clouds, with a low around 26. Blustery, with a west northwest wind 8 to 13 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 40%.

    Low: 26 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow
    and Blustery

  • Sunday

    Sunday: A chance of flurries before 9am. Mostly sunny, with a high near 35. Breezy, with a northwest wind 15 to 20 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 35 °F

    Chance
    Flurries and
    Breezy then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 24. Southwest wind 3 to 8 mph. Winds could gust as high as 15 mph.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 46. West southwest wind 7 to 13 mph, with gusts as high as 18 mph.

    High: 46 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33. South southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 54. South southwest wind 11 to 16 mph, with gusts as high as 25 mph.

    High: 54 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of rain after noon. Mostly cloudy, with a high near 41.

    High: 41 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Today
Rain likely, mainly before 11am. Cloudy early, then gradual clearing, with a high near 42. West northwest wind 9 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of rain and snow showers before 11pm, then a chance of flurries after midnight. Increasing clouds, with a low around 26. Blustery, with a west northwest wind 8 to 13 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 40%.
Sunday
A chance of flurries before 9am. Mostly sunny, with a high near 35. Breezy, with a northwest wind 15 to 20 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 29 mph.
Sunday Night
Mostly clear, with a low around 24. Southwest wind 3 to 8 mph. Winds could gust as high as 15 mph.
Monday
Mostly sunny, with a high near 46. West southwest wind 7 to 13 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 33. South southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Tuesday
Partly sunny, with a high near 54. South southwest wind 11 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
A 30 percent chance of rain after noon. Mostly cloudy, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
Mostly sunny, with a high near 33.
Thursday Night
Mostly cloudy, with a low around 25.
Friday
Mostly cloudy, with a high near 40.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dieterich IL
 39.07°N 88.36°W (Elev. 597 ft)
Last Update:
9:17 am CST Jan 10, 2026
Forecast Valid:
9am CST Jan 10, 2026-6pm CST Jan 16, 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