South Dennis Weather Forecast

    • 35
    • 45

    Rain

    • 20
    • 42

    Rain/Snow

    • 11
    • 28

    Partly Sunny

    • 9
    • 22

    Slight Chance Snow

    • 11
    • 23

    Slight Chance Snow

    • 22
    • 31

    Slight Chance Snow

Today 18 Jan Barnstable

Cloudy. A chance of rain Showers in the afternoon. Patchy fog in the afternoon. Not as cool with Highs in the mid 40s. South Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 50 percent.

Tonight 18 Jan Barnstable

Cloudy. Rain Showers in the evening. Patchy fog in the evening. Not as cool with Lows in the mid 30s. South Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming west 5 to 10 Mph with Gusts up to 20 Mph after midnight. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Dennis Temperature Statistics

January Temperature

Hyannis, Barnstable Municipal-Boardman Airport (6.2 miles)

  • Lowest 7 January, 2025

    17.9 °F

  • Average January

    29.8 °F

  • Highest 1 January, 2025

    49.6 °F

Climate (2020–Present)

Hyannis, Barnstable Municipal-Boardman Airport (6.2 miles)

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  • Average Low 2020–2025

    45.6 °F

  • Average 2020–2025

    53.1 °F

  • Average High 2020–2025

    60 °F
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