10-Day Weather Forecast - Smithtown, NY

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  • |20°F
    Partly Cloudy
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    Tonight

    20°F

    Partly cloudy. Low temperature around 20F. Dew point will be around 11F with an average humidity of 65%. Winds will be 7 mph from the NW.

    Hourly details
  • Day

    32°F

    Mostly sunny. Highs in the mid 30s. East winds around 5 mph.

    Night

    30°F

    Mostly cloudy. A slight chance of light freezing rain or light snow in the evening then a chance of light snow or light rain or light freezing rain after midnight. Lows in the upper 20s. Northeast winds around 5 mph. Chance of precipitation 30 percent.

    Hourly details
  • Weekend Weather

  • Day

    40°F

    Mostly cloudy. A slight chance of light rain or light freezing rain or light snow in the morning. Highs in the lower 40s. West winds 5 to 10 mph. Chance of precipitation 20 percent.

    Night

    30°F

    Mostly cloudy in the evening then clearing. Lows in the upper 20s. West winds 5 to 10 mph.

    Hourly details
  • Day

    40°F

    Mostly sunny in the morning then becoming mostly cloudy. Highs in the lower 40s. North winds around 5 mph becoming east in the afternoon.

    Night

    30°F

    Mostly cloudy. A chance of rain and snow in the evening. Lows in the mid 20s. Chance of precipitation 30 percent.

    Hourly details
  • Day

    32°F

    Mostly sunny. Highs in the mid 30s.

    Night

    15°F

    Mostly clear. Lows around 20.

    Hourly details
  • Day

    35°F

    Partly sunny. Highs in the upper 30s.

    Night

    31°F

    Mostly cloudy. Lows around 30.

    Hourly details
  • Day

    47°F

    Mostly cloudy. A chance of rain in the afternoon. Highs in the upper 40s. Chance of rain 30 percent.

    Night

    37°F

    Rain likely mainly in the evening. Lows in the mid 30s. Chance of rain 60 percent.

    Hourly details
  • Day

    42°F

    Mostly cloudy in the morning then becoming partly sunny. A 50 percent chance of rain. Highs in the mid 40s.

    Night

    28°F

    Mostly clear with a slight chance of rain-snow mix. Chance of precipitation 25%. Low temperature around 28F. Dew point will be around 25F with an average humidity of 78%. Winds will be 9 mph from the W.

  • Day

    37°F

    Sunny with a slight chance of rain-snow mix. Chance of precipitation 25%. High temperature around 36F. Dew point will be around 24F with an average humidity of 68%. Winds will be 11 mph from the W.

    Night

    25°F

    Clear. Low temperature around 25F. Dew point will be around 19F with an average humidity of 72%. Winds will be 10 mph from the W.

  • Weekend Weather

  • Day

    35°F

    Sunny. High temperature around 35F. Dew point will be around 21F with an average humidity of 64%. Winds will be 9 mph from the W.

    Night

    26°F

    Clear. Low temperature around 26F. Dew point will be around 20F with an average humidity of 72%. Winds will be 9 mph from the W.