Cape Cod National Seashore Weather Forecast

    • 43
    • 64

    Rain Showers Likely

    • 43
    • 58

    Partly Sunny

    • 50
    • 66

    Rain Showers Likely

    • 48
    • 70

    Rain Showers Likely

    • 47
    • 61

    Rain Showers

    • 47
    • 61

    Partly Sunny

Today 7 May Barnstable

Mostly Cloudy, then becoming mostly sunny. A chance of Showers. Highs in the mid 60s. Northwest Winds 5 to 10 Mph, becoming west with Gusts up to 20 Mph. Chance of rain 40 percent.

Tonight 7 May Barnstable

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 40s. West Winds 5 to 10 Mph, becoming northwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cape Cod National Seashore Temperature Statistics

May Temperature

Provincetown Municipal Airport (11.2 miles)

  • Lowest 2 May, 2026

    43 °F

  • Average May

    51.3 °F

  • Highest 5 May, 2026

    63 °F

Climate (2021–Present)

Provincetown Municipal Airport (11.2 miles)

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  • Average Low 2021–2026

    46.2 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    58.4 °F
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