Hyannis Weather Forecast

    • 68
    • 98

    Breezy

    • 57
    • 95

    Breezy

    • 52
    • 74

    Rain Showers Likely

    • 55
    • 77

    Partly Sunny

    • 60
    • 85

    Mostly Sunny

    • 63
    • 92

    Slight Chance Thunderstorms

Today 2 Aug Grant

Windy, sunny. Highs in the upper 90s. South Winds 15 to 30 Mph, increasing to 25 to 30 Mph in the afternoon. Gusts up to 45 Mph.

Tonight 2 Aug Grant

Windy. Partly cloudy. Lows in the upper 60s. South Winds 25 to 30 Mph with Gusts to around 50 Mph.

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Hyannis Temperature Statistics

August Temperature

Alliance, Alliance Municipal Airport (53.4 miles)

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  • Average August

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Climate (2021–2026)

Alliance, Alliance Municipal Airport (53.4 miles)

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  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    49.3 °F

  • Average High 2021–2026

    64.8 °F
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