Hyannis Point Weather Forecast

    • 70
    • 79

    Rain Showers

    • 62
    • 79

    Mostly Sunny

    • 69
    • 77

    Mostly Sunny

    • 71
    • 78

    Rain Showers

    • 70
    • 79

    Rain Showers Likely

    • 69
    • 78

    Chance Rain Showers

Today 18 Jul Barnstable

Partly sunny. Patchy smoke. Showers with a chance of Thunderstorms in the afternoon. Some Thunderstorms may produce heavy rainfall in the afternoon. Humid with Highs around 80. Southwest Winds 15 to 20 Mph. Gusts up to 25 Mph, increasing to 35 Mph in the afternoon. Chance of rain 90 percent.

Tonight 18 Jul Barnstable

Showers with a chance of Thunderstorms in the Evening, then Showers likely with a chance of Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall. Locally heavy rainfall possible in the evening. Humid. Near steady temperature in the lower 70s. Southwest Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 90 percent.

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Hyannis Point Temperature Statistics

July Temperature

Hyannis, Barnstable Municipal-Boardman Airport (3.7 miles)

  • Lowest 13 July, 2026

    57 °F

  • Average July

    73.8 °F

  • Highest 4 July, 2026

    93.9 °F

Climate (2021–2026)

Hyannis, Barnstable Municipal-Boardman Airport (3.7 miles)

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  • Average Low 2021–2026

    44.8 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    59.3 °F
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