Swan River Mouth Weather Forecast

    • 38
    • 42

    Increasing Clouds

    • 39
    • 43

    Mostly Cloudy

    • 41
    • 46

    Mostly Cloudy

    • 45
    • 51

    Rain

    • 37
    • 49

    Rain Likely

    • 39
    • 44

    Mostly Sunny

    • 42
    • 47

    Mostly Cloudy

Today 13 Mar Barnstable

Mostly sunny. Near steady temperature in the lower 40s. East Winds 10 to 15 Mph.

Tonight 13 Mar Barnstable

Mostly cloudy. A slight chance of rain Showers after midnight. Near steady temperature in the upper 30s. East Winds 10 to 15 Mph. Chance of rain 20 percent.

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Swan River Mouth Temperature Statistics

March Temperature

Hyannis, Barnstable Municipal-Boardman Airport (5.6 miles)

  • Lowest 3 March, 2025

    14.8 °F

  • Average March

    36.4 °F

  • Highest 10 March, 2025

    57 °F

Climate (2020–Present)

Hyannis, Barnstable Municipal-Boardman Airport (5.6 miles)

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  • Average Low 2020–2025

    45.5 °F

  • Average 2020–2025

    52.9 °F

  • Average High 2020–2025

    59.9 °F
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