Dorchester Weather Forecast

    • 71
    • 92

    Mostly Cloudy

    • 68
    • 84

    Rain Showers Likely

    • 73
    • 87

    Rain Showers Likely

    • 74
    • 94

    Chance Thunderstorms

    • 71
    • 91

    Thunderstorms Likely

    • 68
    • 88

    Slight Chance Thunderstorms

    • 71
    • 93

    Partly Sunny

Today 15 Jun Dorchester

Partly sunny. Highs in the lower 90s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 15 Jun Dorchester

Mostly cloudy. Lows in the lower 70s. West Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dorchester Temperature Statistics

June Temperature

Summerville Airport (8.1 miles)

  • Lowest 3 June, 2026

    51.8 °F

  • Average June

    76.1 °F

  • Highest 13 June, 2026

    98.6 °F

Climate (2021–Present)

Summerville Airport (8.1 miles)

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  • Average Low 2021–2026

    56 °F

  • Average 2021–2026

    65.7 °F

  • Average High 2021–2026

    76.8 °F
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