Colchester Weather Forecast

    • 70
    • 90

    Chance Thunderstorms

    • 67
    • 86

    Patchy Smoke

    • 75
    • 91

    Chance Thunderstorms

    • 66
    • 88

    Mostly Sunny

    • 61
    • 82

    Mostly Sunny

    • 63
    • 82

    Chance Rain Showers

    • 66
    • 84

    Slight Chance Rain Showers

Today 18 Jul McDonough

Sunny with a slight chance of Showers and Thunderstorms. Hot. Near steady temperature in the lower 90s. West Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 103.

Tonight 18 Jul McDonough

Partly cloudy. A chance of Showers and Thunderstorms this evening. Lows in the upper 60s. North Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Colchester Temperature Statistics

July Temperature

Macomb Municipal Airport (9.9 miles)

  • Lowest 12 July, 2026

    61.5 °F

  • Average July

    77.3 °F

  • Highest 2 July, 2026

    91.4 °F

Climate (2021–2026)

Macomb Municipal Airport (9.9 miles)

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  • Average Low 2021–2026

    42.9 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    64.5 °F
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