Monmouth Junction Weather Forecast

    • 66
    • 71

    Rain Showers Likely

    • 70
    • 89

    Rain Showers Likely

    • 68
    • 87

    Slight Chance Thunderstorms

    • 72
    • 91

    Chance Thunderstorms

    • 69
    • 88

    Rain Showers Likely

    • 67
    • 88

    Mostly Sunny

Today 27 Jun Middlesex

Mostly cloudy with isolated Showers. Not as warm. Near steady temperature in the upper 60s. East Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 27 Jun Middlesex

Cloudy with a chance of Showers and Thunderstorms. Near steady temperature in the upper 60s. East Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Monmouth Junction Temperature Statistics

June Temperature

Trenton, Mercer County Airport (15.5 miles)

  • Lowest 2 June, 2025

    45.6 °F

  • Average June

    72.1 °F

  • Highest 24 June, 2025

    98.7 °F

Climate (2020–Present)

Trenton, Mercer County Airport (15.5 miles)

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  • Average Low 2020–2025

    46.3 °F

  • Average 2020–2025

    55.4 °F

  • Average High 2020–2025

    64.4 °F
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