Newtown Weather Forecast

    • 20
    • 38

    Gradual Clearing

    • 27
    • 35

    Partly Sunny

    • 25
    • 42

    Chance Rain/Snow

    • 17
    • 31

    Slight Chance Snow

    • 14
    • 31

    Partly Sunny

    • 12
    • 25

    Mostly Sunny

Today 15 Jan Lower Bucks

Mostly cloudy. A slight chance of snow Showers in the morning. Much cooler with Highs in the mid 30s. Temperature falling into the upper 20s in the afternoon. West Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of snow 20 percent.

Tonight 15 Jan Lower Bucks

Rain likely. Near steady temperature around 40. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Newtown Temperature Statistics

January Temperature

Trenton, Mercer County Airport (6.8 miles)

  • Lowest 3 January, 2026

    17.1 °F

  • Average January

    34.3 °F

  • Highest 9 January, 2026

    53.1 °F

Climate (2021–Present)

Trenton, Mercer County Airport (6.8 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    64.3 °F
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