Connecticut River - Gildersleeve Island Weather Forecast

    • 52
    • 72

    Decreasing Clouds

    • 57
    • 75

    Mostly Cloudy

    • 63
    • 80

    Partly Sunny

    • 58
    • 82

    Mostly Cloudy

    • 49
    • 72

    Chance Rain Showers

    • 50
    • 67

    Chance Rain Showers

Today 29 Sep Northern Middlesex

Patchy fog this morning. Mostly sunny. Highs around 70. Northwest Winds around 5 Mph.

Tonight 29 Sep Northern Middlesex

Partly cloudy. Lows in the lower 50s. Northwest Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Connecticut River - Gildersleeve Island Temperature Statistics

September Temperature

Hartford, Hartford-Brainard Airport (8.7 miles)

  • Lowest 24 September, 2026

    46.9 °F

  • Average September

    65.6 °F

  • Highest 10 September, 2026

    86 °F

Climate (2021–2026)

Hartford, Hartford-Brainard Airport (8.7 miles)

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

  • Average Low 2021–2026

    44.8 °F

  • Average 2021–2026

    54 °F

  • Average High 2021–2026

    63.1 °F
Get WillyWeather+ to remove ads