Colchester Weather Forecast

    • 53
    • 69

    Decreasing Clouds

    • 53
    • 73

    Mostly Sunny

    • 64
    • 76

    Mostly Cloudy

    • 64
    • 73

    Rain Showers Likely

    • 60
    • 72

    Rain Showers Likely

    • 56
    • 69

    Chance Rain Showers

Today 27 Sep McDonough

Mostly cloudy. Highs around 70. Light and variable Winds.

Tonight 27 Sep McDonough

Partly cloudy. Lows in the lower 50s. North Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Colchester Temperature Statistics

September Temperature

Macomb Municipal Airport (9.9 miles)

  • Lowest 23 September, 2026

    50.5 °F

  • Average September

    72.4 °F

  • Highest 5 September, 2026

    94.6 °F

Climate (2021–2026)

Macomb Municipal Airport (9.9 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    53.8 °F

  • Average High 2021–2026

    64.5 °F
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