West Haven Weather Forecast

    • 48
    • 61

    Increasing Clouds

    • 50
    • 60

    Rain Showers

    • 50
    • 61

    Rain Showers

    • 51
    • 62

    Chance Rain Showers

    • 56
    • 70

    Mostly Sunny

    • 54
    • 74

    Partly Sunny

Today 12 May Southern New Haven

Sunny. Highs in the mid 60s. North Winds 5 to 10 Mph, becoming northwest in the afternoon.

Tonight 12 May Southern New Haven

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 40s. Southwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

West Haven Temperature Statistics

May Temperature

New Haven, Tweed-New Haven Airport (3.1 miles)

  • Lowest 4 May, 2026

    39 °F

  • Average May

    54.1 °F

  • Highest 5 May, 2026

    68 °F

Climate (2021–Present)

New Haven, Tweed-New Haven Airport (3.1 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    55.6 °F

  • Average High 2021–2026

    63.5 °F
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