10-Day Weather Forecast - South Yarmouth, MA

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  • |48°F
    Thunderstorms
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    Tonight

    48°F

    Rain with a slight chance of thunderstorms then rain. Patchy fog. Some thunderstorms may produce heavy rainfall. Visibility one quarter mile or less at times. Windy with lows in the upper 30s. South winds 20 to 30 mph. Gusts up to 55 mph increasing to 65 mph. Chance of rain 90 percent.

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  • Day

    44°F

    Partly sunny with a chance of rain in the morning then sunny in the afternoon. Patchy fog in the morning. Breezy cooler with highs in the mid 40s. Southwest winds 15 to 25 mph. Gusts up to 45 mph decreasing to 35 mph in the afternoon. Chance of rain 50 percent.

    Night

    28°F

    Partly cloudy in the evening then clearing. Cooler with lows in the mid 20s. West winds 10 to 15 mph with gusts up to 25 mph.

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  • Day

    35°F

    Mostly sunny. Cold with highs in the mid 30s. Northwest winds 10 to 15 mph becoming west around 5 mph in the afternoon.

    Night

    31°F

    Mostly cloudy. Lows in the upper 20s. South winds around 5 mph.

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  • Day

    41°F

    Partly cloudy. Highs in the lower 40s. Lows in the lower 30s.

    Night

    34°F

    Partly cloudy. Highs in the lower 40s. Lows in the lower 30s.

    Hourly details
  • Day

    46°F

    Partly cloudy. Highs in the lower 40s. Lows in the lower 30s.

    Night

    36°F

    Mostly cloudy with a 40 percent chance of rain showers. Lows in the lower 30s.

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  • Weekend Weather

  • Day

    46°F

    Partly sunny with a 50 percent chance of rain showers. Highs in the lower 40s.

    Night

    36°F

    Mostly cloudy with a chance of rain and snow showers. Lows in the lower 30s. Chance of precipitation 40 percent.

    Hourly details
  • Day

    47°F

    Mostly cloudy. A chance of rain and snow showers. Highs in the lower 40s. Lows around 30. Chance of precipitation 30 percent.

    Night

    34°F

    Mostly cloudy. A chance of rain and snow showers. Highs in the lower 40s. Lows around 30. Chance of precipitation 30 percent.

    Hourly details
  • Day

    40°F

    Mostly sunny. Highs in the lower 40s.

    Night

    29°F

    Partly cloudy and windy. Low temperature around 29F. Dew point will be around 20F with an average humidity of 65%. Winds will be 29 mph from the N.

  • Day

    38°F

    Sunny. High temperature around 38F. Dew point will be around 20F with an average humidity of 55%. Winds will be 16 mph from the N.

    Night

    34°F

    Mostly clear. Low temperature around 34F. Dew point will be around 24F with an average humidity of 65%. Winds will be 8 mph from the NW.

  • Day

    45°F

    Partly cloudy. High temperature around 45F. Dew point will be around 32F with an average humidity of 69%. Winds will be 4 mph from the S.

    Night

    39°F

    Cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 39F. Dew point will be around 36F with an average humidity of 86%. Winds will be 4 mph from the S.