Fallsington Weather Forecast

    • 27
    • 41

    Mostly Sunny

    • 17
    • 40

    Partly Sunny

    • 26
    • 33

    Chance Snow

    • 25
    • 40

    Mostly Cloudy

    • 24
    • 43

    Mostly Cloudy

    • 15
    • 32

    Partly Sunny

    • 26
    • 35

    Mostly Cloudy

Today 3 Dec Lower Bucks

Mostly sunny. Highs in the lower 40s. Temperature falling into the upper 30s late. West Winds around 5 Mph.

Tonight 3 Dec Lower Bucks

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fallsington Temperature Statistics

December Temperature

Trenton, Mercer County Airport (5.6 miles)

  • Lowest 1 December, 2025

    28.9 °F

  • Average December

    35.6 °F

  • Highest 1 December, 2025

    42.1 °F

Climate (2020–Present)

Trenton, Mercer County Airport (5.6 miles)

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  • Average Low 2020–2025

    46.2 °F

  • Average 2020–2025

    55.3 °F

  • Average High 2020–2025

    64.4 °F
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