New Haven Weather Forecast

    • 31
    • 47

    Increasing Clouds

    • 30
    • 49

    Mostly Cloudy

    • 39
    • 50

    Mostly Cloudy

    • 38
    • 55

    Chance Rain

    • 32
    • 50

    Slight Chance Rain

    • 35
    • 50

    Partly Sunny

Today 18 Nov Southern New Haven

Mostly sunny. Highs in the mid 40s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 18 Nov Southern New Haven

Partly cloudy in the Evening, then mostly cloudy with a slight chance of rain and snow after midnight. Lows in the lower 30s. Northwest Winds around 5 Mph. Chance of precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New Haven Temperature Statistics

November Temperature

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

  • Lowest 15 November, 2025

    30 °F

  • Average November

    49.4 °F

  • Highest 8 November, 2025

    66.9 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    47.7 °F

  • Average 2020–2025

    55.9 °F

  • Average High 2020–2025

    63.8 °F
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