Oyster Harbors Beach Weather Forecast

    • 51
    • 76

    Chance Rain Showers

    • 49
    • 67

    Mostly Sunny

    • 62
    • 70

    Mostly Sunny

    • 64
    • 72

    Mostly Cloudy

    • 61
    • 72

    Partly Sunny

    • 60
    • 68

    Mostly Cloudy

Today 14 Sep Barnstable

Partly sunny with a slight chance of Showers in the Morning, then sunny in the afternoon. Near steady temperature in the upper 60s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

Tonight 14 Sep Barnstable

Clear, cooler with Lows in the lower 50s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Oyster Harbors Beach Temperature Statistics

September Temperature

Otis Air National Guard Base (5.6 miles)

  • Lowest 6 September, 2026

    55.4 °F

  • Average September

    67.3 °F

  • Highest 4 September, 2026

    80.6 °F

Climate (2021–2026)

Otis Air National Guard Base (5.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    59.1 °F
Get WillyWeather+ to remove ads