Dekalb Weather Forecast

    • 47
    • 73

    Mostly Sunny

    • 49
    • 72

    Partly Sunny

    • 50
    • 74

    Mostly Cloudy

    • 47
    • 68

    Mostly Cloudy

    • 46
    • 63

    Mostly Cloudy

    • 47
    • 66

    Partly Sunny

Today 23 Oct De Kalb

Mostly sunny. Patchy fog early in the morning. Highs in the lower 70s. Southeast Winds 5 to 10 Mph.

Tonight 23 Oct De Kalb

Partly cloudy. Lows in the upper 40s. Southeast Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Dekalb Temperature Statistics

October Temperature

De Kalb Taylor Municipal Airport (1.9 miles)

  • Lowest 17 October, 2026

    33.1 °F

  • Average October

    58.4 °F

  • Highest 12 October, 2026

    86.5 °F

Climate (2021–2026)

De Kalb Taylor Municipal Airport (1.9 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    41.3 °F

  • Average 2021–2026

    50.5 °F

  • Average High 2021–2026

    59.8 °F
Get WillyWeather+ to remove ads