Summerville Airport Weather Forecast

    • 74
    • 85

    Chance Rain Showers

    • 76
    • 95

    Slight Chance Thunderstorms

    • 76
    • 94

    Chance Thunderstorms

    • 75
    • 93

    Chance Thunderstorms

    • 75
    • 91

    Thunderstorms Likely

    • 75
    • 91

    Thunderstorms Likely

    • 75
    • 91

    Thunderstorms Likely

Today 6 Jul Dorchester

Partly sunny with a chance of Showers with a slight chance of Thunderstorms. Highs in the mid 80s. West Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 40 percent.

Tonight 6 Jul Dorchester

Partly cloudy with a chance of Showers with a slight chance of Thunderstorms this Evening, then mostly clear after midnight. Lows in the mid 70s. Southwest Winds around 5 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Summerville Airport Temperature Statistics

July Temperature

Summerville Airport (0 miles)

  • Lowest 1 July, 2025

    73.4 °F

  • Average July

    82.4 °F

  • Highest 2 July, 2025

    93.2 °F

Climate (2020–Present)

Summerville Airport (0 miles)

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  • Average Low 2020–2025

    56.5 °F

  • Average 2020–2025

    65.9 °F

  • Average High 2020–2025

    76.9 °F
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