Mason's Island Weather Forecast

    • 33
    • 61

    Chance Rain Showers

    • 34
    • 51

    Sunny

    • 40
    • 55

    Mostly Sunny

    • 45
    • 55

    Slight Chance Rain Showers

    • 50
    • 60

    Mostly Cloudy

    • 50
    • 66

    Mostly Cloudy

Today 24 Apr Southern New London

Mostly cloudy with scattered Showers. Highs in the lower 60s. South Winds 5 to 10 Mph, becoming west this afternoon. Gusts up to 25 Mph. Chance of rain 40 percent.

Tonight 24 Apr Southern New London

Partly cloudy with isolated rain Showers in the Evening, then clear after midnight. Lows in the lower 30s. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mason's Island Temperature Statistics

April Temperature

Groton / New London, Groton / New London Airport (3.7 miles)

  • Lowest 8 April, 2024

    31.7 °F

  • Average April

    48.4 °F

  • Highest 16 April, 2024

    68.6 °F

Climate (2019–Present)

Groton / New London, Groton / New London Airport (3.7 miles)

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  • Average Low 2019–2024

    45.8 °F

  • Average 2019–2024

    53.5 °F

  • Average High 2019–2024

    60.9 °F
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