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Town of Smithtown, NYSmithtown, NY 7-Day Night Weather Forecast
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Smithtown, NY Weather Forecast
Smithtown, NY Weather Forecast Date: 1138 AM EDT Sun Sep 06 2026
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This Afternoon... Mostly cloudy. A slight chance of showers early, then a chance of showers. Highs in the lower 70s. Northeast winds 5 to 10 mph. Chance of rain 30%.
Tonight... Partly cloudy with a slight chance of showers in the evening, then clear after midnight. Lows in the upper 50s. Northwest winds 5 to 10 mph. Chance of rain 20%.
Labor Day... Sunny. Highs in the upper 70s. Northwest winds 5 to 10 mph.
Monday Night... Partly cloudy. Lows around 60. Northwest winds around 5 mph.
Tuesday... Sunny. Highs in the upper 70s. Northwest winds around 5 mph.
Tuesday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s.
Wednesday... Mostly sunny. Highs in the upper 70s.
Wednesday Night... Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows around 70. Chance of rain 30%.
Thursday... Partly sunny. A chance of showers in the morning. Highs in the lower 80s. Chance of rain 30%.
Thursday Night... Mostly cloudy. Lows in the lower 60s.
Friday... Mostly sunny. Highs in the mid 70s.
Friday Night... Mostly clear. Lows in the upper 50s.
Saturday... Sunny. Highs in the mid 70s.
Saturday Night... Partly cloudy. Lows in the lower 60s.
POP = Probability of Precipitation
Smithtown Radar Loop
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