Colchester Weather Forecast

    • 67
    • 85

    Chance Thunderstorms

    • 66
    • 81

    Rain Showers Likely

    • 51
    • 77

    Rain Showers Likely

    • 48
    • 67

    Partly Sunny

    • 50
    • 69

    Mostly Cloudy

    • 54
    • 75

    Mostly Cloudy

Today 17 May McDonough

Mostly sunny. Near steady temperature in the mid 80s. South Winds around 20 Mph with Gusts up to 30 Mph.

Tonight 17 May McDonough

Mostly clear in the Evening, then partly cloudy with a chance of Thunderstorms with a slight chance of Showers after midnight. Lows in the upper 60s. South Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Colchester Temperature Statistics

May Temperature

Macomb Municipal Airport (9.9 miles)

  • Lowest 1 May, 2026

    35.2 °F

  • Average May

    58 °F

  • Highest 12 May, 2026

    84.7 °F

Climate (2021–Present)

Macomb Municipal Airport (9.9 miles)

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  • Average Low 2021–2026

    42.9 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    64.4 °F
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