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

41°F

5°C

Humidity 91%
Wind Speed NE 3 mph
Barometer 30.08 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 10 Jan 2:15 am CST
Extended Forecast for

2 Miles SSE Mason IL

  • Overnight

    Overnight: A 20 percent chance of rain after 3am. Mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A 30 percent chance of rain, mainly before 9am. Cloudy, then gradual clearing during the afternoon, with a high near 44. Light west northwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 28 mph.

    High: 44 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25. West northwest wind 8 to 17 mph, with gusts as high as 26 mph.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 35. Northwest wind 13 to 18 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 35 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 24. Calm wind becoming south southwest 5 to 7 mph after midnight.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 47. Southwest wind 7 to 13 mph, with gusts as high as 18 mph.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 33. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of rain after 3am. Mostly cloudy, with a low around 40. Calm wind.
Saturday
A 30 percent chance of rain, mainly before 9am. Cloudy, then gradual clearing during the afternoon, with a high near 44. Light west northwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 28 mph.
Saturday Night
Partly cloudy, with a low around 25. West northwest wind 8 to 17 mph, with gusts as high as 26 mph.
Sunday
Sunny, with a high near 35. Northwest wind 13 to 18 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
Mostly clear, with a low around 24. Calm wind becoming south southwest 5 to 7 mph after midnight.
Monday
Sunny, with a high near 47. Southwest wind 7 to 13 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 33. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Tuesday
Partly sunny, with a high near 54.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Mostly cloudy, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
Mostly sunny, with a high near 32.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
Mostly cloudy, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Mason IL
 38.92°N 88.62°W (Elev. 518 ft)
Last Update:
9:37 pm CST Jan 9, 2026
Forecast Valid:
2am 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