Old Lyme Weather Forecast

    • 43
    • 58

    Chance Rain

    • 44
    • 60

    Mostly Cloudy

    • 45
    • 58

    Slight Chance Rain Showers

    • 51
    • 64

    Slight Chance Rain Showers

    • 54
    • 68

    Rain Showers Likely

    • 52
    • 65

    Chance Rain Showers

    • 51
    • 69

    Partly Sunny

Today 10 May Southern New London

Mostly cloudy with a 50 percent chance of Showers. Near steady temperature in the mid 50s. East Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 10 May Southern New London

Mostly cloudy. A chance of rain this evening. Lows in the lower 40s. Northeast Winds 5 to 10 Mph. Gusts up to 20 Mph this evening. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Old Lyme Temperature Statistics

May Temperature

Chester, Chester Airport (11.2 miles)

  • Lowest 4 May, 2024

    42.8 °F

  • Average May

    57.5 °F

  • Highest 7 May, 2024

    78.8 °F

Climate (2019–Present)

Chester, Chester Airport (11.2 miles)

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  • Average Low 2019–2024

    45.4 °F

  • Average 2019–2024

    53.7 °F

  • Average High 2019–2024

    62.5 °F
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