10-Day Weather Forecast - Harwich, MA

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  • |46°F
    Cloudy
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    Tonight

    46°F

    Cloudy. Patchy fog this evening then patchy dense fog after midnight. A slight chance of showers after midnight. Visibility one quarter mile or less at times after midnight. Near steady temperature in the mid 40s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 20 percent.

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  • Day

    50°F

    Cloudy with a 50 percent chance of showers. Patchy fog in the morning. Visibility one quarter mile or less at times in the morning. Highs around 50. Temperature falling into the lower 40s in the afternoon. Southwest winds 10 to 15 mph becoming northwest in the afternoon. Gusts up to 30 mph.

    Night

    31°F

    Mostly cloudy with a chance of rain and snow showers in the evening then mostly clear after midnight. Cooler with lows in the upper 20s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 40 percent.

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  • Day

    39°F

    Mostly sunny. Highs in the lower 40s. West winds 5 to 10 mph becoming southwest 10 to 15 mph in the afternoon. Gusts up to 25 mph.

    Night

    37°F

    Mostly cloudy. Lows in the mid 30s. South winds 10 to 15 mph with gusts up to 30 mph.

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  • Weekend Weather

  • Day

    46°F

    Mostly clear. Highs in the mid 40s. Lows in the upper 20s.

    Night

    32°F

    Mostly clear. Highs in the mid 40s. Lows in the upper 20s.

    Hourly details
  • Day

    38°F

    Mostly cloudy. Highs in the lower 40s.

    Night

    37°F

    Cloudy with a 50 percent chance of rain. Lows in the mid 30s.

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  • Day

    52°F

    Rain breezy with highs in the lower 50s. Chance of rain 90 percent.

    Night

    38°F

    Rain breezy with lows in the lower 30s. Chance of rain 80 percent.

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  • Day

    38°F

    Partly sunny with a 40 percent chance of rain. Cooler with highs around 40.

    Night

    28°F

    Mostly clear. Lows in the mid 20s.

    Hourly details
  • Day

    35°F

    Mostly sunny. Cold with highs in the mid 30s.

    Night

    32°F

    Mostly clear. Low temperature around 32F. Dew point will be around 17F with an average humidity of 52%. Winds will be 7 mph from the NE.

  • Day

    39°F

    Partly cloudy. High temperature around 39F. Dew point will be around 23F with an average humidity of 58%. Winds will be 12 mph from the NE.

    Night

    34°F

    Clear. Low temperature around 34F. Dew point will be around 24F with an average humidity of 65%. Winds will be 10 mph from the NE.

  • Day

    42°F

    Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 42F. Dew point will be around 30F with an average humidity of 69%. Winds will be 8 mph from the E.

    Night

    39°F

    Cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 39F. Dew point will be around 33F with an average humidity of 79%. Winds will be 8 mph from the SW.