Connecticut River - Hadlyme Weather Forecast

    • 51
    • 81

    Becoming Sunny

    • 48
    • 73

    Mostly Sunny

    • 48
    • 71

    Partly Sunny

    • 58
    • 74

    Partly Sunny

    • 59
    • 80

    Chance Rain Showers

    • 54
    • 77

    Slight Chance Rain Showers

Today 19 Sep Northern New London

Sunny. Highs in the upper 70s. Northwest Winds 5 to 10 Mph.

Tonight 19 Sep Northern New London

Clear. Less humid with Lows around 50. North Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Connecticut River - Hadlyme Temperature Statistics

September Temperature

Chester, Chester Airport (4.3 miles)

  • Lowest 8 September, 2025

    50 °F

  • Average September

    65.1 °F

  • Highest 5 September, 2025

    82.4 °F

Climate (2020–Present)

Chester, Chester Airport (4.3 miles)

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

  • Average Low 2020–2025

    45.4 °F

  • Average 2020–2025

    53.7 °F

  • Average High 2020–2025

    62.7 °F
Get WillyWeather+ to remove ads