Popponesset Bay Weather Forecast

    • 31
    • 40

    Partly Sunny

    • 38
    • 44

    Rain Likely

    • 36
    • 49

    Mostly Cloudy

    • 34
    • 48

    Chance Rain/Snow

    • 28
    • 43

    Partly Sunny

    • 29
    • 39

    Mostly Cloudy

Today 19 Mar Barnstable

Partly sunny. Highs in the upper 30s. Southeast Winds around 5 Mph.

Tonight 19 Mar Barnstable

Partly cloudy. Near steady temperature in the lower 30s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Popponesset Bay Temperature Statistics

March Temperature

Otis Air National Guard Base (5 miles)

  • Lowest 3 March, 2026

    6.8 °F

  • Average March

    38.6 °F

  • Highest 9 March, 2026

    62.6 °F

Climate (2021–Present)

Otis Air National Guard Base (5 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    59.2 °F
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