Grassy Island Weather Forecast

    • 61
    • 77

    Mostly Sunny

    • 68
    • 79

    Partly Sunny

    • 73
    • 81

    Partly Sunny

    • 67
    • 81

    Chance Rain Showers

    • 64
    • 75

    Mostly Sunny

    • 68
    • 76

    Partly Sunny

Today 7 Sep Southern Fairfield

Sunny. Highs in the upper 70s. Northwest Winds 5 to 10 Mph.

Tonight 7 Sep Southern Fairfield

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 50s. Northwest Winds around 5 Mph.

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  • Temperature Real-Time

Grassy Island Temperature Statistics

September Temperature

Bridgeport, Sikorsky Memorial Airport (14.3 miles)

  • Lowest 1 September, 2026

    63.6 °F

  • Average September

    73.1 °F

  • Highest 3 September, 2026

    86.6 °F

Climate (2021–2026)

Bridgeport, Sikorsky Memorial Airport (14.3 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    62.2 °F
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