Osterville Weather Forecast

    • 36
    • 48

    Chance Rain

    • 25
    • 42

    Breezy

    • 27
    • 35

    Partly Sunny

    • 29
    • 39

    Chance Snow

    • 19
    • 36

    Chance Snow

    • 20
    • 30

    Slight Chance Snow

Today 10 Dec Barnstable

Mostly cloudy. Highs in the upper 40s. Southwest Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 10 Dec Barnstable

Mostly cloudy with a 40 percent chance of rain. Lows in the mid 30s. Southwest Winds 15 to 20 Mph with Gusts up to 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Osterville Temperature Statistics

December Temperature

Hyannis, Barnstable Municipal-Boardman Airport (6.2 miles)

  • Lowest 5 December, 2025

    14 °F

  • Average December

    34.9 °F

  • Highest 2 December, 2025

    50 °F

Climate (2020–Present)

Hyannis, Barnstable Municipal-Boardman Airport (6.2 miles)

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  • Average Low 2020–2025

    45.2 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    59.7 °F
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