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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: 321 PM EDT Thu Oct 22 2026
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Tonight... Clear. Lows in the mid 40s. North winds 10 to 15 mph with gusts up to 30 mph.
Friday... Sunny. Highs in the upper 50s. North winds 10 to 15 mph with gusts up to 25 mph.
Friday Night... Mostly clear. Patchy frost after midnight. Lows in the upper 30s. Northeast winds around 5 mph.
Saturday... Sunny. Highs around 60. North winds around 5 mph, becoming northwest in the afternoon.
Saturday Night... Mostly clear. Lows in the lower 40s. West winds around 5 mph.
Sunday... Sunny. Highs in the lower 60s.
Sunday Night... Clear. Lows in the mid 40s.
Monday... Sunny. Highs in the mid 60s.
Monday Night... Mostly clear. Lows in the upper 40s.
Tuesday... Sunny. Highs in the upper 50s.
Tuesday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s.
Wednesday... Mostly sunny. Highs in the mid 50s.
Wednesday Night... Mostly cloudy. Lows in the mid 40s.
POP = Probability of Precipitation
Smithtown Radar Loop
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