Thatch Island Weather Forecast

    • 72
    • 80

    Mostly Cloudy

    • 73
    • 81

    Mostly Cloudy

    • 72
    • 83

    Partly Sunny

    • 72
    • 82

    Partly Sunny

    • 71
    • 82

    Mostly Sunny

    • 71
    • 82

    Partly Sunny

    • 69
    • 81

    Chance Rain Showers

Today 5 Aug Barnstable

Mostly sunny. Near steady temperature in the upper 70s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 5 Aug Barnstable

Partly cloudy this Evening, then becoming mostly cloudy. Lows around 70. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thatch Island Temperature Statistics

August Temperature

Otis Air National Guard Base (5.6 miles)

  • Lowest 1 August, 2026

    64.4 °F

  • Average August

    74.7 °F

  • Highest 1 August, 2026

    82.4 °F

Climate (2021–2026)

Otis Air National Guard Base (5.6 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    59.1 °F
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