Connecticut River - Rock Landing Weather Forecast

    • 26
    • 58

    Rain

    • 32
    • 40

    Partly Sunny

    • 21
    • 46

    Partly Sunny

    • 20
    • 33

    Partly Sunny

    • 29
    • 38

    Chance Rain/Snow

    • 24
    • 42

    Mostly Cloudy

Today 19 Dec Northern Middlesex

Rain with a slight chance of Thunderstorms. Breezy with Highs in the upper 50s. South Winds 20 to 25 Mph with Gusts up to 50 Mph, becoming southwest with Gusts up to 40 Mph in the afternoon. Chance of rain near 100 percent.

Tonight 19 Dec Northern Middlesex

Partly cloudy in the Evening, then clearing. Cooler with Lows in the mid 20s. West Winds 15 to 20 Mph. Gusts up to 45 Mph, decreasing to 35 Mph after midnight.

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Connecticut River - Rock Landing Temperature Statistics

December Temperature

Chester, Chester Airport (7.5 miles)

  • Lowest 5 December, 2025

    10.4 °F

  • Average December

    29.6 °F

  • Highest 10 December, 2025

    48.2 °F

Climate (2020–Present)

Chester, Chester Airport (7.5 miles)

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  • Average Low 2020–2025

    45.2 °F

  • Average 2020–2025

    53.6 °F

  • Average High 2020–2025

    62.6 °F
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