Vienna Weather Forecast

    • 66
    • 82

    Rain Showers Likely

    • 68
    • 79

    Rain Showers Likely

    • 65
    • 84

    Mostly Sunny

    • 64
    • 82

    Mostly Sunny

    • 66
    • 82

    Mostly Sunny

    • 69
    • 86

    Chance Rain Showers

    • 70
    • 85

    Chance Thunderstorms

Today 21 Aug Dorchester

Partly sunny. Highs in the lower 80s. North Winds around 5 Mph.

Tonight 21 Aug Dorchester

Partly cloudy early this Evening, then becoming cloudy. A chance of Showers. Lows in the upper 60s. East Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Vienna Temperature Statistics

August Temperature

Cambridge-Dorchester Airport (11.2 miles)

  • Lowest 1 August, 2026

    66.2 °F

  • Average August

    80 °F

  • Highest 8 August, 2026

    91.4 °F

Climate (2021–2026)

Cambridge-Dorchester Airport (11.2 miles)

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  • Average Low 2021–2026

    49 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    66.7 °F
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