New Haven Weather Forecast

    • 73
    • 89

    Chance Thunderstorms

    • 73
    • 90

    Rain Showers Likely

    • 68
    • 89

    Chance Thunderstorms

    • 72
    • 89

    Slight Chance Thunderstorms

    • 70
    • 91

    Chance Thunderstorms

    • 63
    • 85

    Mostly Sunny

Today 17 Jul Nelson

Mostly sunny. Slight chance of Thunderstorms in the Morning, then chance of Thunderstorms in the afternoon. Some Thunderstorms may produce heavy rainfall in the afternoon. Highs in the upper 80s. Southwest Winds up to 5 Mph. Chance of Thunderstorms 50 percent.

Tonight 17 Jul Nelson

Mostly cloudy with Thunderstorms likely in the Evening, then partly cloudy after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Lows in the lower 70s. Southwest Winds up to 5 Mph. Chance of Thunderstorms 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New Haven Temperature Statistics

July Temperature

Lebanon-Springfield Airport (18.6 miles)

  • Lowest 4 July, 2026

    68 °F

  • Average July

    79.8 °F

  • Highest 2 July, 2026

    98.6 °F

Climate (2021–2026)

Lebanon-Springfield Airport (18.6 miles)

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  • Average Low 2021–2026

    48.4 °F

  • Average 2021–2026

    58.2 °F

  • Average High 2021–2026

    68.9 °F
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