Thatch Island Weather Forecast

    • 60
    • 72

    Slight Chance Rain Showers

    • 54
    • 68

    Chance Rain Showers

    • 55
    • 65

    Rain Showers Likely

    • 50
    • 69

    Chance Rain Showers

    • 53
    • 65

    Partly Sunny

    • 53
    • 65

    Partly Sunny

Today 27 May Barnstable

Mostly cloudy. A slight chance of Showers. Highs in the mid 70s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 27 May Barnstable

Mostly cloudy. A slight chance of Showers in the evening. Lows in the upper 50s. West Winds 10 to 15 Mph, becoming north 5 to 10 Mph after midnight. Gusts up to 25 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thatch Island Temperature Statistics

May Temperature

Otis Air National Guard Base (5.6 miles)

  • Lowest 3 May, 2026

    39.2 °F

  • Average May

    56.3 °F

  • Highest 20 May, 2026

    80.6 °F

Climate (2021–Present)

Otis Air National Guard Base (5.6 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    59 °F
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