Housatonic River - Twomile Island Weather Forecast

    • 40
    • 52

    Mostly Cloudy

    • 46
    • 62

    Rain

    • 26
    • 50

    Chance Rain

    • 28
    • 43

    Partly Sunny

    • 34
    • 49

    Partly Sunny

    • 42
    • 55

    Slight Chance Rain

Today 25 Mar Northern Fairfield

Partly sunny. Highs in the lower 50s. West Winds around 5 Mph, becoming southwest this afternoon.

Tonight 25 Mar Northern Fairfield

Mostly cloudy. Lows in the upper 30s. South Winds 5 to 10 Mph.

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Housatonic River - Twomile Island Temperature Statistics

March Temperature

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

  • Lowest 3 March, 2026

    15.1 °F

  • Average March

    39 °F

  • Highest 9 March, 2026

    63 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    47.4 °F

  • Average 2021–2026

    55.6 °F

  • Average High 2021–2026

    63.5 °F
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