Mystic Harbor - Spence Point Weather Forecast

    • 40
    • 63

    Mostly Sunny

    • 42
    • 60

    Partly Sunny

    • 45
    • 59

    Rain Showers Likely

    • 43
    • 56

    Chance Rain Showers

    • 41
    • 56

    Slight Chance Rain Showers

    • 40
    • 55

    Chance Rain Showers

Today 27 Apr Southern New London

Sunny. Highs in the mid 60s. Northeast Winds 5 to 10 Mph.

Tonight 27 Apr Southern New London

Clear. Lows in the lower 40s. Northeast Winds around 5 Mph.

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Mystic Harbor - Spence Point Temperature Statistics

April Temperature

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

  • Lowest 9 April, 2026

    28 °F

  • Average April

    47.8 °F

  • Highest 15 April, 2026

    71.1 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    60.8 °F
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