Connecticut River - Lieutenant River Entrance Weather Forecast

    • 31
    • 43

    Increasing Clouds

    • 39
    • 49

    Rain Likely

    • 36
    • 54

    Partly Sunny

    • 40
    • 52

    Rain Likely

    • 28
    • 53

    Partly Sunny

    • 31
    • 44

    Partly Sunny

Today 19 Mar Southern New London

Sunny. Highs in the lower 40s. Southeast Winds 5 to 10 Mph.

Tonight 19 Mar Southern New London

Partly cloudy. Lows around 30. Southwest Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Connecticut River - Lieutenant River Entrance Temperature Statistics

March Temperature

Chester, Chester Airport (9.3 miles)

  • Lowest 2 March, 2026

    15.8 °F

  • Average March

    42.4 °F

  • Highest 10 March, 2026

    73.4 °F

Climate (2021–Present)

Chester, Chester Airport (9.3 miles)

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

  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    62.6 °F
Get WillyWeather+ to remove ads