Downtown (Boston) Weather Forecast

    • 67
    • 75

    Chance Rain Showers

    • 66
    • 79

    Mostly Cloudy

    • 68
    • 87

    Mostly Sunny

    • 65
    • 84

    Slight Chance Rain Showers

    • 65
    • 79

    Chance Rain Showers

    • 65
    • 76

    Chance Rain Showers

Today 17 Aug Suffolk

Mostly cloudy with a 50 percent chance of Showers. Patchy fog. Highs in the mid 70s. Southeast Winds 5 to 10 Mph. Gusts up to 20 Mph.

Tonight 17 Aug Suffolk

Mostly cloudy. A chance of Showers, mainly in the evening. Patchy fog. Humid with Lows in the upper 60s. North Winds around 5 Mph. Chance of rain 40 percent.

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Downtown (Boston) Temperature Statistics

August Temperature

Boston, Logan International Airport (1.9 miles)

  • Lowest 15 August, 2026

    66 °F

  • Average August

    79 °F

  • Highest 7 August, 2026

    94.6 °F

Climate (2021–2026)

Boston, Logan International Airport (1.9 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    61 °F
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