Colchester Weather Forecast

    • 44
    • 59

    Rain Showers

    • 37
    • 65

    Chance Rain Showers

    • 44
    • 50

    Chance Rain Showers

    • 42
    • 63

    Rain Showers Likely

    • 27
    • 52

    Partly Sunny

    • 35
    • 48

    Chance Rain/Snow

    • 48
    • 58

    Chance Rain Showers

Today 28 Mar Northern New London

Partly sunny. Highs in the upper 50s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 28 Mar Northern New London

A chance of Showers this Evening, then Showers with a slight chance of Thunderstorms after midnight. Lows in the lower 40s. South Winds around 5 Mph. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Colchester Temperature Statistics

March Temperature

Willimantic, Windham Airport (13.7 miles)

  • Lowest 3 March, 2025

    12.8 °F

  • Average March

    41 °F

  • Highest 19 March, 2025

    68.6 °F

Climate (2020–Present)

Willimantic, Windham Airport (13.7 miles)

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  • Average Low 2020–2025

    41.8 °F

  • Average 2020–2025

    51.6 °F

  • Average High 2020–2025

    61.7 °F
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