West Dennis Weather Forecast

    • 59
    • 68

    Increasing Clouds

    • 62
    • 73

    Partly Sunny

    • 53
    • 75

    Chance Rain Showers

    • 51
    • 64

    Partly Sunny

    • 50
    • 64

    Chance Rain Showers

    • 51
    • 63

    Rain Showers Likely

    • 52
    • 64

    Chance Rain Showers

Today 18 May Barnstable

Sunny. Near steady temperature in the upper 60s. South Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 18 May Barnstable

Partly cloudy. Patchy fog. Lows in the upper 50s. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

West Dennis Temperature Statistics

May Temperature

Hyannis, Barnstable Municipal-Boardman Airport (5 miles)

  • Lowest 3 May, 2026

    37.9 °F

  • Average May

    53.3 °F

  • Highest 16 May, 2026

    64.9 °F

Climate (2021–Present)

Hyannis, Barnstable Municipal-Boardman Airport (5 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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