Old Saybrook Weather Forecast

    • 61
    • 72

    Rain Showers Likely

    • 64
    • 77

    Partly Sunny

    • 68
    • 82

    Mostly Cloudy

    • 68
    • 87

    Chance Thunderstorms

    • 65
    • 84

    Chance Rain Showers

    • 66
    • 84

    Slight Chance Thunderstorms

Today 7 Jul Southern Middlesex

Mostly cloudy. Showers Likely, mainly this morning. Highs in the lower 70s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

Tonight 7 Jul Southern Middlesex

Mostly cloudy. A chance of Showers in the evening. Lows in the lower 60s. North Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening. Chance of rain 40 percent.

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Old Saybrook Temperature Statistics

July Temperature

Chester, Chester Airport (8.7 miles)

  • Lowest 1 July, 2026

    68 °F

  • Average July

    84.1 °F

  • Highest 2 July, 2026

    98.6 °F

Climate (2021–2026)

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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