Downtown (Boston) Weather Forecast

    • 72
    • 93

    Chance Rain Showers

    • 56
    • 90

    Rain Showers Likely

    • 50
    • 68

    Partly Sunny

    • 50
    • 68

    Chance Rain Showers

    • 49
    • 58

    Rain Showers Likely

    • 49
    • 60

    Chance Rain Showers

Today 19 May Suffolk

Sunny. A slight chance of Showers this afternoon. Much warmer with Highs in the lower 90s. Southwest Winds 10 to 15 Mph. Gusts up to 25 Mph this afternoon. Chance of rain 20 percent.

Tonight 19 May Suffolk

Mostly cloudy with a chance of Showers in the Evening, then mostly clear after midnight. Lows in the lower 70s. Southwest Winds 10 to 15 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Downtown (Boston) Temperature Statistics

May Temperature

Boston, Logan International Airport (1.9 miles)

  • Lowest 9 May, 2026

    42.7 °F

  • Average May

    58.5 °F

  • Highest 17 May, 2026

    88 °F

Climate (2021–Present)

Boston, Logan International Airport (1.9 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    60.9 °F
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