Cape Cod Airport Weather Forecast

    • 63
    • 82

    Chance Rain Showers

    • 52
    • 71

    Partly Sunny

    • 61
    • 75

    Partly Sunny

    • 62
    • 76

    Chance Rain Showers

    • 61
    • 76

    Slight Chance Rain Showers

    • 65
    • 81

    Mostly Sunny

Today 17 Aug Barnstable

Mostly sunny. Near steady temperature around 80. Southwest Winds around 15 Mph with Gusts up to 30 Mph.

Tonight 17 Aug Barnstable

Mostly cloudy. A chance of Showers with isolated Thunderstorms in the Evening, then a chance of Showers after midnight. Humid with Lows in the lower 60s. Southwest Winds 10 to 15 Mph, becoming north 15 to 20 Mph after midnight. Gusts up to 35 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cape Cod Airport Temperature Statistics

August Temperature

Otis Air National Guard Base (6.2 miles)

  • Lowest 9 August, 2025

    46.4 °F

  • Average August

    69.1 °F

  • Highest 11 August, 2025

    89.6 °F

Climate (2020–Present)

Otis Air National Guard Base (6.2 miles)

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  • Average Low 2020–2025

    44.1 °F

  • Average 2020–2025

    52.2 °F

  • Average High 2020–2025

    59.4 °F
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