Connecticut River - Calves Island Weather Forecast

    • 41
    • 50

    Rain

    • 37
    • 55

    Increasing Clouds

    • 37
    • 53

    Rain Likely

    • 29
    • 47

    Chance Rain

    • 32
    • 46

    Partly Sunny

    • 29
    • 48

    Slight Chance Rain

    • 34
    • 50

    Chance Rain

Today 20 Mar Southern New London

Mostly sunny. Highs around 50. South Winds 10 to 15 Mph. Gusts up to 25 Mph this afternoon.

Tonight 20 Mar Southern New London

Showers. Patchy fog after midnight. Lows in the lower 40s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain near 100 percent.

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  • Temperature Real-Time

Connecticut River - Calves Island Temperature Statistics

March Temperature

Chester, Chester Airport (8.7 miles)

  • Lowest 2 March, 2026

    15.8 °F

  • Average March

    41.6 °F

  • Highest 10 March, 2026

    73.4 °F

Climate (2021–Present)

Chester, Chester Airport (8.7 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    62.6 °F
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