Griswold Weather Forecast

    • 69
    • 88

    Increasing Clouds

    • 71
    • 87

    Mostly Cloudy

    • 69
    • 86

    Rain Showers Likely

    • 67
    • 84

    Chance Thunderstorms

    • 65
    • 79

    Chance Rain Showers

    • 64
    • 80

    Slight Chance Rain Showers

Today 6 Jul Northern New London

Mostly sunny. Highs in the upper 80s. Southwest Winds 10 to 15 Mph.

Tonight 6 Jul Northern New London

Mostly clear in the Evening, then becoming partly cloudy. Humid with Lows in the upper 60s. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Griswold Temperature Statistics

July Temperature

Westerly, Westerly State Airport (16.8 miles)

  • Lowest 3 July, 2025

    64.9 °F

  • Average July

    73 °F

  • Highest 3 July, 2025

    86 °F

Climate (2020–Present)

Westerly, Westerly State Airport (16.8 miles)

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  • Average Low 2020–2025

    44.5 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    60.5 °F
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