10-Day Weather Forecast - Grand Isle, ME

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  • |-6°F
    Clear
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    Tonight

    -6°F

    Clear. Much colder with lows around 15 below. Northwest winds 5 to 10 mph with gusts up to 20 mph. Wind chill readings as low as 31 below.

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  • Day

    11°F

    Sunny. Highs around 11. West winds 5 to 10 mph with gusts up to 20 mph. Wind chill values as low as 32 below.

    Night

    4°F

    Partly cloudy in the evening then becoming mostly cloudy. Not as cold with lows around 1 above. Temperature rising to around 5 above after midnight. Southwest winds 5 to 10 mph with gusts up to 20 mph.

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  • Day

    32°F

    Partly sunny in the morning then becoming mostly cloudy. Not as cool with highs in the lower 30s. Southwest winds 10 to 15 mph with gusts up to 25 mph.

    Night

    23°F

    Mostly cloudy. A slight chance of snow after midnight. Not as cool with lows around 18. Southwest winds 5 to 10 mph. Chance of snow 20 percent.

    Hourly details
  • Day

    37°F

    Partly sunny. Highs in the upper 30s.

    Night

    19°F

    Mostly cloudy. Lows around 20.

    Hourly details
  • Day

    22°F

    Mostly cloudy. Highs in the upper 20s.

    Night

    8°F

    Mostly cloudy. Colder with lows 5 to 10 above.

    Hourly details
  • Day

    23°F

    Mostly cloudy with a 40 percent chance of snow. Highs in the mid 20s.

    Night

    21°F

    Mostly cloudy with a 50 percent chance of snow. Not as cool with lows in the lower 20s. Temperature rising into the upper 20s after midnight.

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  • Weekend Weather

  • Day

    38°F

    Mostly cloudy. Rain likely with a chance of snow in the morning then a chance of rain in the afternoon. Not as cool with highs in the mid 40s. Chance of precipitation 60 percent.

    Night

    30°F

    Mostly cloudy. A chance of rain in the evening. Lows in the mid 20s. Chance of rain 50 percent.

    Hourly details
  • Day

    38°F

    Mostly sunny. Highs in the lower 40s.

    Night

    32°F

    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 32F. Dew point will be around 23F with an average humidity of 65%. Winds will be 7 mph from the SW.

  • Day

    42°F

    Mostly cloudy. High temperature around 42F. Dew point will be around 24F with an average humidity of 57%. Winds will be 7 mph from the SW.

    Night

    35°F

    Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 35F. Dew point will be around 27F with an average humidity of 66%. Winds will be 6 mph from the SW.

  • Day

    42°F

    Partly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 42F. Dew point will be around 22F with an average humidity of 53%. Winds will be 6 mph from the SW.

    Night

    37°F

    Cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 37F. Dew point will be around 27F with an average humidity of 61%. Winds will be 6 mph from the SW.