Hyannis Weather Forecast

    • 40
    • 64

    Mostly Sunny

    • 39
    • 70

    Chance Rain Showers

    • 35
    • 62

    Partly Sunny

    • 41
    • 69

    Mostly Sunny

    • 47
    • 75

    Slight Chance Thunderstorms

    • 52
    • 76

    Chance Rain Showers

Today 29 Apr Grant

Mostly sunny. Highs in the mid 60s. Northwest Winds around 10 Mph, becoming south in the afternoon.

Tonight 29 Apr Grant

Mostly clear. Lows in the upper 30s. South Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hyannis Temperature Statistics

April Temperature

Alliance, Alliance Municipal Airport (53.4 miles)

  • Lowest 5 April, 2025

    13.7 °F

  • Average April

    43.9 °F

  • Highest 11 April, 2025

    81.6 °F

Climate (2020–Present)

Alliance, Alliance Municipal Airport (53.4 miles)

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  • Average Low 2020–2025

    33 °F

  • Average 2020–2025

    48.7 °F

  • Average High 2020–2025

    63.7 °F
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