Harrisburg Weather Forecast

    • 11
    • 23

    Snow Showers Likely

    • 6
    • 22

    Snow Showers

    • 8
    • 11

    Snow Showers

    • 18
    • 21

    Snow Likely

    • 6
    • 24

    Snow Showers Likely

    • 0
    • 14

    Chance Snow Showers

    • -10
    • 11

    Chance Snow Showers

Today 18 Jan Lewis

Snow Showers likely. Additional accumulation an inch or less. Highs Ranging from around 20 on the Hilltops to the mid 20s across the lower Elevations. West Winds 10 Mph or less. Chance of snow 70 percent.

Tonight 18 Jan Lewis

Mostly cloudy with a 40 percent chance of snow Showers. Near steady Temperatures between 10 and 15. Light southwest Winds.

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  • Temperature Forecast NOAA

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Harrisburg Temperature Statistics

January Temperature

Fort Drum / Wheeler-Sack U. S. Army Airfield (15.5 miles)

  • Lowest 16 January, 2026

    0 °F

  • Average January

    25 °F

  • Highest 9 January, 2026

    49.1 °F

Climate (2021–Present)

Fort Drum / Wheeler-Sack U. S. Army Airfield (15.5 miles)

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  • Average Low 2021–2026

    39.4 °F

  • Average 2021–2026

    47.9 °F

  • Average High 2021–2026

    56.1 °F
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