New Haven Weather Forecast

    • 67
    • 89

    Rain Showers

    • 64
    • 81

    Thunderstorms

    • 62
    • 84

    Partly Sunny

    • 64
    • 87

    Slight Chance Thunderstorms

    • 62
    • 87

    Mostly Sunny

    • 63
    • 84

    Chance Rain Showers

    • 66
    • 88

    Slight Chance Thunderstorms

Today 18 Aug Franklin

Mostly sunny. Near steady temperature in the upper 80s. Southwest Winds around 5 Mph.

Tonight 18 Aug Franklin

Partly cloudy this Evening, then mostly cloudy with Showers and Thunderstorms after midnight. Lows in the upper 60s. Southeast Winds around 5 Mph. Gusts up to 20 Mph after midnight. Chance of rain 90 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

New Haven Temperature Statistics

August Temperature

Washington Regional Airport (11.8 miles)

  • Lowest 3 August, 2026

    62.6 °F

  • Average August

    78.8 °F

  • Highest 13 August, 2026

    96.8 °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

    47.8 °F

  • Average 2021–2026

    58.5 °F

  • Average High 2021–2026

    69.7 °F
Get WillyWeather+ to remove ads