10-Day Weather Forecast - South Portland, ME

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  • |7°F
    Mostly Clear
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    Tonight

    7°F

    Mostly clear. Low temperature around 7F. Dew point will be around -3F with an average humidity of 42%. Winds will be 12 mph from the NW.

    Hourly details
  • Day

    22°F

    Mostly sunny. Highs in the mid 20s. Light and variable winds becoming southwest around 10 mph with gusts up to 20 mph this afternoon.

    Night

    18°F

    Mostly clear in the evening then becoming partly cloudy. Lows 9 to 14 above. Light and variable winds.

    Hourly details
  • Weekend Weather

  • Day

    32°F

    Mostly cloudy. A slight chance of snow showers in the morning then a chance of snow showers with a slight chance of rain showers in the afternoon. Highs in the mid 30s. Light and variable winds. Chance of precipitation 40 percent.

    Night

    25°F

    Partly cloudy. Lows around 19. Light and variable winds.

    Hourly details
  • Day

    32°F

    Partly sunny in the morning then becoming mostly cloudy. Highs in the mid 30s. Northwest winds around 10 mph in the morning becoming light and variable.

    Night

    22°F

    Mostly cloudy with a 50 percent chance of snow. Lows 10 to 15.

    Hourly details
  • Day

    23°F

    Partly sunny. A chance of snow in the morning. Highs in the mid 20s. Chance of snow 50 percent.

    Night

    9°F

    Mostly clear. Lows zero to 5 above zero.

    Hourly details
  • Day

    26°F

    Partly sunny. Highs around 30.

    Night

    26°F

    Mostly cloudy. A chance of snow in the evening. Lows around 20. Chance of snow 50 percent.

    Hourly details
  • Day

    37°F

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

    Night

    33°F

    Rain likely. A chance of snow in the evening then snow likely after midnight. Lows in the upper 20s. Chance of precipitation 70 percent.

    Hourly details
  • Day

    36°F

    A chance of snow in the morning. Mostly cloudy with a chance of rain. Highs in the lower 40s. Chance of precipitation 50 percent.

    Night

    26°F

    Cloudy with a chance of snow. Chance of precipitation 40%. Low temperature around 26F. Dew point will be around 22F with an average humidity of 78%. Winds will be 7 mph from the W.

  • Day

    30°F

    Partly cloudy. High temperature around 30F. Dew point will be around 18F with an average humidity of 67%. Winds will be 9 mph from the W.

    Night

    21°F

    Partly cloudy. Low temperature around 21F. Dew point will be around 15F with an average humidity of 70%. Winds will be 10 mph from the W.

  • Weekend Weather

  • Day

    30°F

    Mostly cloudy. High temperature around 30F. Dew point will be around 14F with an average humidity of 60%. Winds will be 11 mph from the W.

    Night

    20°F

    Clear. Low temperature around 20F. Dew point will be around 13F with an average humidity of 66%. Winds will be 9 mph from the W.