Decatur Weather Forecast

    • 68
    • 90

    Mostly Cloudy

    • 70
    • 84

    Rain Showers

    • 67
    • 85

    Rain Showers Likely

    • 67
    • 85

    Chance Thunderstorms

    • 68
    • 87

    Chance Thunderstorms

    • 70
    • 89

    Chance Thunderstorms

    • 71
    • 91

    Chance Thunderstorms

Today 31 Jul Meigs

Mostly sunny. Near steady temperature in the upper 80s. Light Winds.

Tonight 31 Jul Meigs

Mostly cloudy. Lows in the upper 60s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Decatur Temperature Statistics

July Temperature

Athens McMinn County Airport (14.9 miles)

  • Lowest 8 July, 2026

    68 °F

  • Average July

    79.3 °F

  • Highest 2 July, 2026

    96.8 °F

Climate (2021–2026)

Athens McMinn County Airport (14.9 miles)

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  • Average Low 2021–2026

    49.5 °F

  • Average 2021–2026

    60.2 °F

  • Average High 2021–2026

    72 °F
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