National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

De Kalb Taylor Municipal Airport (KDKB)

Lat: 41.93°NLon: 88.71°WElev: 909ft.

Overcast

53°F

12°C

Humidity 88%
Wind Speed SW 12 mph
Barometer 29.69 in
Dewpoint 49°F (9°C)
Visibility 7.00 mi
Wind Chill49°F (9°C)
Last update 4 Nov 4:15 pm CST
Extended Forecast for

De Kalb IL

  • This Afternoon

    This Afternoon: A slight chance of drizzle or sprinkles. Cloudy, with a steady temperature around 54. West southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 54 °F

    Slight Chance
    Drizzle

  • Tonight

    Tonight: A slight chance of drizzle or sprinkles before 10pm. Cloudy, with a low around 46. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 46 °F

    Slight Chance
    Drizzle then
    Cloudy

  • Thursday

    Thursday: A 50 percent chance of rain, mainly after 2pm. Cloudy, with a high near 54. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 54 °F

    Slight Chance
    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of rain before 7pm. Mostly cloudy, with a low around 38. North wind around 10 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Chance Rain
    then Mostly
    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 48. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 48 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of drizzle or sprinkles. Cloudy, with a steady temperature around 54. West southwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
A slight chance of drizzle or sprinkles before 10pm. Cloudy, with a low around 46. Southwest wind around 15 mph, with gusts as high as 25 mph.
Thursday
A 50 percent chance of rain, mainly after 2pm. Cloudy, with a high near 54. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
A 30 percent chance of rain before 7pm. Mostly cloudy, with a low around 38. North wind around 10 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 48. North wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 29.
Saturday
Sunny, with a high near 50.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 34.
Monday
Sunny, with a high near 60.
Monday Night
Clear, with a low around 39.
Tuesday
Sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 38.
Veterans Day
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
De Kalb IL
 41.92°N 88.76°W
Last Update:
1:06 pm CST Nov 4, 2026
Forecast Valid:
4pm CST Nov 4, 2026-6pm CST Nov 11, 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