Griswold Weather Forecast

    • 61
    • 91

    Partly Sunny

    • 65
    • 89

    Mostly Cloudy

    • 55
    • 81

    Rain Showers

    • 52
    • 74

    Slight Chance Rain Showers

    • 56
    • 79

    Partly Sunny

    • 60
    • 83

    Partly Sunny

Today 5 Jun Northern New London

Mostly sunny. Highs in the lower 90s. West Winds 5 to 10 Mph.

Tonight 5 Jun Northern New London

Partly cloudy. Lows in the lower 60s. Southwest Winds 5 to 10 Mph.

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Griswold Temperature Statistics

June Temperature

Westerly, Westerly State Airport (16.8 miles)

  • Lowest 2 June, 2026

    39.9 °F

  • Average June

    55.4 °F

  • Highest 2 June, 2026

    73 °F

Climate (2021–Present)

Westerly, Westerly State Airport (16.8 miles)

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  • Average Low 2021–2026

    44.2 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    60.3 °F
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