Cape Cod National Seashore Weather Forecast

    • 31
    • 37

    Rain/Sleet Likely

    • 33
    • 42

    Partly Sunny

    • 38
    • 47

    Slight Chance Rain

    • 37
    • 51

    Chance Rain

    • 26
    • 49

    Chance Rain

    • 29
    • 39

    Mostly Sunny

Today 23 Mar Barnstable

Rain, then rain and snow Showers likely. Near steady temperature in the upper 30s. North Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of precipitation 90 percent.

Tonight 23 Mar Barnstable

Mostly cloudy. A chance of snow Showers in the evening. Near steady temperature in the mid 30s. North Winds 15 to 20 Mph with Gusts up to 30 Mph, Diminishing to 5 to 10 Mph with Gusts up to 20 Mph after midnight. Chance of snow 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cape Cod National Seashore Temperature Statistics

March Temperature

Provincetown Municipal Airport (11.2 miles)

  • Lowest 19 March, 2026

    19.9 °F

  • Average March

    41 °F

  • Highest 9 March, 2026

    60.1 °F

Climate (2021–Present)

Provincetown Municipal Airport (11.2 miles)

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  • Average Low 2021–2026

    46.3 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    58.5 °F
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