New Haven Weather Forecast

    • 64
    • 83

    Increasing Clouds

    • 69
    • 89

    Partly Sunny

    • 54
    • 90

    Rain Showers

    • 50
    • 71

    Partly Sunny

    • 50
    • 66

    Rain Showers Likely

    • 52
    • 65

    Rain Showers Likely

Today 18 May Southern New Haven

Sunny. Highs in the lower 80s. Southeast Winds 5 to 10 Mph. Gusts up to 20 Mph this afternoon.

Tonight 18 May Southern New Haven

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 60s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New Haven Temperature Statistics

May Temperature

New Haven, Tweed-New Haven Airport (3.7 miles)

  • Lowest 4 May, 2026

    39 °F

  • Average May

    55.1 °F

  • Highest 16 May, 2026

    70 °F

Climate (2021–Present)

New Haven, Tweed-New Haven Airport (3.7 miles)

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  • Average Low 2021–2026

    47.4 °F

  • Average 2021–2026

    55.6 °F

  • Average High 2021–2026

    63.4 °F
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