New Haven Weather Forecast

    • 59
    • 71

    Decreasing Clouds

    • 58
    • 78

    Rain Showers Likely

    • 54
    • 71

    Rain Showers Likely

    • 55
    • 75

    Slight Chance Thunderstorms

    • 57
    • 78

    Partly Sunny

    • 62
    • 82

    Rain Showers Likely

Today 24 Sep Franklin

Mostly cloudy this Morning, then becoming partly sunny. Highs around 70. Northeast Winds around 5 Mph.

Tonight 24 Sep Franklin

Mostly cloudy. Lows in the upper 50s. Northeast Winds around 5 Mph in the Evening, becoming light and variable.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

New Haven Temperature Statistics

September Temperature

Washington Regional Airport (11.8 miles)

  • Lowest 8 September, 2026

    62.6 °F

  • Average September

    79.9 °F

  • Highest 5 September, 2026

    102.2 °F

Climate (2021–2026)

Washington Regional Airport (11.8 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    47.9 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    69.7 °F
Get WillyWeather+ to remove ads