Housatonic River - Twomile Island Weather Forecast

    • 70
    • 94

    Chance Thunderstorms

    • 66
    • 94

    Chance Thunderstorms

    • 64
    • 88

    Mostly Sunny

    • 59
    • 88

    Rain Showers

    • 56
    • 81

    Partly Sunny

    • 59
    • 81

    Partly Sunny

    • 60
    • 83

    Slight Chance Thunderstorms

Today 11 Jun Northern Fairfield

Partly sunny with a chance of Showers and Thunderstorms. Near steady temperature around 90. West Winds 5 to 10 Mph. Chance of rain 40 percent. Heat index Values in the upper 90s.

Tonight 11 Jun Northern Fairfield

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Some Thunderstorms may produce gusty Winds. Lows in the upper 60s. West Winds around 5 Mph. Chance of rain 50 percent.

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Housatonic River - Twomile Island Temperature Statistics

June Temperature

New Haven, Tweed-New Haven Airport (9.3 miles)

  • Lowest 2 June, 2026

    46.9 °F

  • Average June

    66.1 °F

  • Highest 5 June, 2026

    82 °F

Climate (2021–Present)

New Haven, Tweed-New Haven Airport (9.3 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    55.5 °F

  • Average High 2021–2026

    63.4 °F
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