Franklin Weather Forecast

    • 27
    • 41

    Mostly Sunny

    • 34
    • 44

    Partly Sunny

    • 33
    • 47

    Rain Likely

    • 20
    • 39

    Chance Snow

    • 17
    • 31

    Partly Sunny

    • 21
    • 37

    Mostly Cloudy

Today 12 Jan Warren

Mostly sunny. Highs in the lower 40s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 12 Jan Warren

Mostly clear. Cold with Lows in the mid 20s. Southwest Winds around 5 Mph.

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Franklin Temperature Statistics

January Temperature

Allentown, Lehigh Valley International Airport (20.5 miles)

  • Lowest 1 January, 2026

    17.1 °F

  • Average January

    32.9 °F

  • Highest 8 January, 2026

    51.1 °F

Climate (2021–Present)

Allentown, Lehigh Valley International Airport (20.5 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    63.4 °F
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