Falmouth Harbor Weather Forecast

    • 53
    • 83

    Mostly Sunny

    • 57
    • 78

    Mostly Sunny

    • 59
    • 77

    Mostly Sunny

    • 58
    • 73

    Partly Sunny

    • 65
    • 77

    Chance Rain Showers

    • 66
    • 78

    Chance Rain Showers

    • 65
    • 79

    Chance Rain Showers

Today 23 Jul Barnstable

Sunny. Near steady temperature in the mid 70s. Northeast Winds 5 to 10 Mph.

Tonight 23 Jul Barnstable

Clear. Lows in the upper 50s. Southwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Falmouth Harbor Temperature Statistics

July Temperature

Otis Air National Guard Base (8.1 miles)

  • Lowest 12 July, 2026

    59 °F

  • Average July

    73 °F

  • Highest 3 July, 2026

    91.4 °F

Climate (2021–2026)

Otis Air National Guard Base (8.1 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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