De Kalb Weather Forecast

    • 55
    • 75

    Rain Showers

    • 54
    • 69

    Rain Showers

    • 55
    • 72

    Rain Showers Likely

    • 58
    • 77

    Partly Sunny

    • 62
    • 81

    Rain Showers Likely

    • 58
    • 77

    Rain Showers Likely

Today 23 Aug Southwestern St. Lawrence

Showers with isolated Thunderstorms this Morning, then numerous Showers and scattered Thunderstorms this afternoon. Highs in the mid 70s. South Winds around 10 Mph. Chance of rain 90 percent.

Tonight 23 Aug Southwestern St. Lawrence

Scattered Thunderstorms until midnight. Partly cloudy with a chance of Showers. Lows in the mid 50s. Southwest Winds around 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

De Kalb Temperature Statistics

August Temperature

Fort Drum / Wheeler-Sack U. S. Army Airfield (36 miles)

  • Lowest 16 August, 2026

    54.1 °F

  • Average August

    70.7 °F

  • Highest 5 August, 2026

    86.7 °F

Climate (2021–2026)

Fort Drum / Wheeler-Sack U. S. Army Airfield (36 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    55.9 °F
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