10-Day Weather Forecast - South Portland, ME

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  • Weekend Weather

  • |33°F
    Partly Cloudy
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    Tonight

    33°F

    Partly cloudy this evening then cloudy with a slight chance of snow after midnight. Lows in the upper 20s. Light and variable winds. Chance of snow 20 percent.

    Hourly details
  • Day

    36°F

    Snow. A slight chance of rain in the morning then rain in the afternoon. Snow accumulation of 2 to 4 inches. Highs in the mid 30s. Southeast winds around 10 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

    Night

    31°F

    Cloudy. Snow and rain likely in the evening then a chance of snow after midnight. Additional snow accumulation around an inch possible. Total snow accumulation 2 to 5 inches. Lows in the mid 20s. Northeast winds around 10 mph. Chance of precipitation 70 percent.

    Hourly details
  • Day

    34°F

    Cloudy with a 50 percent chance of snow. Highs in the mid 30s. North winds around 10 mph with gusts up to 20 mph.

    Night

    28°F

    Mostly cloudy in the evening then becoming partly cloudy. A 40 percent chance of snow. Lows around 20. North winds around 10 mph in the evening becoming light and variable.

    Hourly details
  • Day

    38°F

    Partly sunny. Highs around 40.

    Night

    30°F

    Partly cloudy. Lows in the mid 20s.

    Hourly details
  • Day

    44°F

    Partly sunny in the morning then becoming mostly cloudy. Highs in the mid 40s.

    Night

    29°F

    Partly cloudy. Lows in the lower 20s.

    Hourly details
  • Day

    41°F

    Mostly cloudy with a chance of rain and snow. Highs in the mid 40s. Chance of precipitation 40 percent.

    Night

    37°F

    Rain and snow likely. Lows in the upper 20s. Chance of precipitation 60 percent.

    Hourly details
  • Day

    40°F

    Mostly cloudy with a chance of rain and snow in the morning then partly sunny in the afternoon. Highs in the lower 40s. Chance of precipitation 50 percent.

    Night

    18°F

    Partly cloudy in the evening then becoming mostly clear. Lows 15 to 20.

    Hourly details
  • Weekend Weather

  • Day

    34°F

    Partly sunny. Highs in the mid 30s.

    Night

    29°F

    Mostly cloudy. Low temperature around 29F. Dew point will be around 14F with an average humidity of 50%. Winds will be 8 mph from the SW.

  • Day

    41°F

    Partly cloudy. High temperature around 41F. Dew point will be around 18F with an average humidity of 47%. Winds will be 8 mph from the W.

    Night

    27°F

    Partly cloudy. Low temperature around 27F. Dew point will be around 18F with an average humidity of 58%. Winds will be 5 mph from the NW.

  • Day

    40°F

    Sunny. High temperature around 40F. Dew point will be around 16F with an average humidity of 46%. Winds will be 4 mph from the W.

    Night

    29°F

    Partly cloudy. Low temperature around 29F. Dew point will be around 19F with an average humidity of 60%. Winds will be 3 mph from the W.