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September 14th, 2025 :: 6:28 pm EDT   

Local Weather Report for
Smithtown
New York, United States

 Current Smithtown Weather Conditions Updated September 14th at 4:56 pm 
Mostly Cloudy
Temperature:75°F Dew Point:64°F
Barometer:30.04 inHg Wind:N 13 Mph
Humidity:69.2% Visibility:0M
 
 Smithtown Weather Forecast Summary  
 
Today
Sep 14th
Monday
Sep 15th
Tuesday
Sep 16th
Wednesday
Sep 17th
Thursday
Sep 18th
Cloudy Cloudy Cloudy Cloudy Mix of Cloud and Sun
76°F
75°F
65°F
71°F
65°F
71°F
65°F
72°F
67°F
 
 Smithtown Detailed Weather Forecast  
 
Sunday, September 14th, 2025
Evening Temperature: 68°F
Clear.
Monday, September 15th, 2025
Overnight Temperature: 66°F
Clear. Windy at times.
Morning Temperature: 71°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 72°F
Cloudy. Windy at times.
Evening Temperature: 65°F
Cloudy.
Tuesday, September 16th, 2025
Overnight Temperature: 65°F
Cloudy. Windy at times.
Morning Temperature: 69°F
Cloudy. Windy at times.
Afternoon Temperature: 69°F
Cloudy. Windy at times.
Evening Temperature: 65°F
Cloudy.
Wednesday, September 17th, 2025
Overnight Temperature: 65°F
Cloudy. Windy at times.
Morning Temperature: 69°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 69°F
Mostly cloudy with a chance of showers. Windy at times.
Evening Temperature: 67°F
Cloudy with a chance of showers.
Thursday, September 18th, 2025
Overnight Temperature: 67°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 70°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 72°F
Sunny.
Evening Temperature: 70°F
Clear.
Friday, September 19th, 2025
Overnight Temperature: 69°F
Clear. Windy at times.
Morning Temperature: 74°F
Sunny.
Afternoon Temperature: 79°F
Mostly sunny.
Evening Temperature: 69°F
Mostly clear. Windy.
Saturday, September 20th, 2025
Overnight Temperature: 62°F
Clear. Windy.
Morning Temperature: 65°F
Sunny. Windy at times.
Afternoon Temperature: 67°F
Sunny. Windy at times.
Evening Temperature: 61°F
Clear. Windy at times.
Sunday, September 21st, 2025
Overnight Temperature: 61°F
Clear.
Morning Temperature: 68°F
Sunny. Windy at times.
Afternoon Temperature: 66°F
Cloudy. Windy at times.
Evening Temperature: 64°F
Cloudy. Windy at times.
Monday, September 22nd, 2025
Overnight Temperature: 67°F
Cloudy. Windy at times.
Morning Temperature: 72°F
Sunny with cloudy periods with a slight chance of showers. Windy at times.
Afternoon Temperature: 72°F
Sunny with cloudy periods. Windy.
Evening Temperature: 63°F
A mix of cloudy and clear skies. Windy at times.





 

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Village Of The Branch, NY 
4:56 PM  75°F
Mostly Cloudy
 
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4:56 PM  75°F
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4:56 PM  75°F
Mostly Cloudy
 
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4:56 PM  75°F
Mostly Cloudy
 
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4:53 PM  73°F
 
 
Old Field, NY 
4:56 PM  75°F
Mostly Cloudy
 
Poquott, NY 
4:56 PM  75°F
Mostly Cloudy

This WeatherCity Weather Forecast for Smithtown, New York, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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