10-Day Weather Forecast - Alton Bay, NH

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  • |6°F
    Partly Cloudy
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    Tonight

    6°F

    Partly cloudy this evening then clearing. Lows around 3 below. Northwest winds around 10 mph. Wind chill values as low as 16 below after midnight.

    Hourly details
  • Day

    17°F

    Partly sunny in the morning then cloudy with a chance of snow in the afternoon. Highs around 18. Light and variable winds. Chance of snow 40 percent.

    Night

    16°F

    Cloudy. A chance of snow mainly in the evening. Lows around 13. Light and variable winds. Chance of snow 50 percent.

    Hourly details
  • Day

    28°F

    Mostly cloudy. A chance of snow in the afternoon. Highs in the upper 20s. Light and variable winds. Chance of snow 40 percent.

    Night

    25°F

    Snow. Light snow accumulation. Lows in the mid 20s. Light and variable winds. Chance of snow 90 percent.

    Hourly details
  • Day

    35°F

    Snow likely a chance of freezing rain and sleet in the morning. Highs in the upper 30s. Chance of precipitation 70 percent.

    Night

    28°F

    Partly cloudy. Lows in the mid 20s.

    Hourly details
  • Day

    37°F

    Partly sunny. Highs in the upper 30s.

    Night

    26°F

    Partly cloudy in the evening then mostly cloudy with a chance of snow after midnight. Lows in the mid 20s. Chance of snow 30 percent.

    Hourly details
  • Day

    39°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

    37°F

    Mostly cloudy with a 50 percent chance of rain. Lows in the lower 30s.

    Hourly details
  • Weekend Weather

  • Day

    40°F

    Mostly cloudy with a 40 percent chance of rain. Highs around 40.

    Night

    30°F

    Mostly cloudy in the evening then becoming partly cloudy. A chance of rain. Lows in the mid 20s. Chance of rain 40 percent.

    Hourly details
  • Day

    33°F

    Partly sunny. Highs in the mid 30s.

    Night

    24°F

    Partly cloudy. Low temperature around 24F. Dew point will be around 20F with an average humidity of 75%. Winds will be 6 mph from the NW.

  • Day

    30°F

    Sunny. High temperature around 30F. Dew point will be around 18F with an average humidity of 68%. Winds will be 4 mph from the W.

    Night

    24°F

    Partly cloudy. Low temperature around 24F. Dew point will be around 18F with an average humidity of 73%. Winds will be 4 mph from the W.

  • Day

    34°F

    Partly cloudy. High temperature around 34F. Dew point will be around 21F with an average humidity of 69%. Winds will be 6 mph from the SW.

    Night

    26°F

    Partly cloudy. Low temperature around 26F. Dew point will be around 22F with an average humidity of 78%. Winds will be 6 mph from the SW.