Newtown Weather Forecast

    • 59
    • 67

    Chance Rain Showers

    • 60
    • 69

    Chance Rain Showers

    • 64
    • 76

    Chance Rain Showers

    • 70
    • 85

    Chance Rain Showers

    • 68
    • 91

    Chance Rain Showers

    • 63
    • 85

    Partly Sunny

Today 15 Jun Lower Bucks

Patchy fog this morning. Cloudy with a chance of Showers. A slight chance of Thunderstorms this afternoon. Highs in the mid 60s. Northeast Winds around 5 Mph. Chance of rain 50 percent.

Tonight 15 Jun Lower Bucks

Cloudy with a 40 percent chance of Showers. Lows in the upper 50s. East Winds around 5 Mph.

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Newtown Temperature Statistics

June Temperature

Trenton, Mercer County Airport (6.8 miles)

  • Lowest 2 June, 2025

    45.6 °F

  • Average June

    69.2 °F

  • Highest 12 June, 2025

    88 °F

Climate (2020–Present)

Trenton, Mercer County Airport (6.8 miles)

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  • Average Low 2020–2025

    46.3 °F

  • Average 2020–2025

    55.3 °F

  • Average High 2020–2025

    64.4 °F
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