West Haven Weather Forecast

    • 68
    • 87

    Partly Sunny

    • 68
    • 84

    Partly Sunny

    • 67
    • 83

    Chance Thunderstorms

    • 60
    • 80

    Mostly Sunny

    • 60
    • 77

    Mostly Sunny

    • 66
    • 77

    Chance Rain Showers

Today 11 Aug Southern New Haven

Mostly sunny. Highs in the upper 80s. West Winds 5 to 10 Mph.

Tonight 11 Aug Southern New Haven

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 60s. Northwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

West Haven Temperature Statistics

August Temperature

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

  • Lowest 4 August, 2026

    60.8 °F
  • Average August

    78.8 °F
  • Highest 9 August, 2026

    89.6 °F

Climate (2021–2026)

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

    63.4 °F
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