Colchester Weather Forecast

    • 57
    • 74

    Slight Chance Rain Showers

    • 45
    • 73

    Partly Sunny

    • 48
    • 65

    Chance Rain Showers

    • 56
    • 73

    Chance Rain Showers

    • 45
    • 68

    Chance Rain Showers

    • 47
    • 65

    Mostly Sunny

Today 29 Apr Northern New London

Sunny. Highs in the lower 70s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph, increasing to around 15 Mph with Gusts up to 30 Mph in the afternoon.

Tonight 29 Apr Northern New London

Partly cloudy in the Evening, then mostly cloudy with a slight chance of Showers after midnight. Lows in the mid 50s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

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Colchester Temperature Statistics

April Temperature

Willimantic, Windham Airport (13.7 miles)

  • Lowest 10 April, 2025

    24.9 °F

  • Average April

    47.9 °F

  • Highest 19 April, 2025

    83.6 °F

Climate (2020–Present)

Willimantic, Windham Airport (13.7 miles)

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  • Average Low 2020–2025

    41.8 °F

  • Average 2020–2025

    51.7 °F

  • Average High 2020–2025

    61.8 °F
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