National Weather Service Forecast for: Southampton NY
Issued by: National Weather Service New York, NY
Updated: 7:08 am EDT Jun 22, 2026
 
Today

Today: A 50 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 74. Calm wind becoming southeast 5 to 8 mph in the morning.
Mostly Cloudy
then Chance
T-storms
 Tonight

Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Low around 66. South wind around 11 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Showers
Likely then
Showers
 Tuesday

Tuesday: Showers likely and possibly a thunderstorm before 2pm, then a chance of showers. Mostly cloudy, with a high near 75. Southwest wind 6 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Showers
Likely
 Tuesday
Night
Tuesday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 64. Northwest wind around 6 mph.
Chance
Showers then
Mostly Clear
 Wednesday

Wednesday: Sunny, with a high near 78. Northwest wind 7 to 9 mph.
Sunny

 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 61.
Mostly Clear

 Thursday

Thursday: Sunny, with a high near 77.
Sunny

 Thursday
Night
Thursday Night: A 40 percent chance of showers after 2am. Partly cloudy, with a low around 66.
Partly Cloudy
then Chance
Showers
 Friday

Friday: A 40 percent chance of showers. Partly sunny, with a high near 80.
Chance
Showers
Hi 74 °F Lo 66 °F Hi 75 °F Lo 64 °F Hi 78 °F Lo 61 °F Hi 77 °F Lo 66 °F Hi 80 °F

Hazardous Weather Outlook
 

Today
 
 A 50 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 74. Calm wind becoming southeast 5 to 8 mph in the morning.
Tonight
 
 A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Low around 66. South wind around 11 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
 
 Showers likely and possibly a thunderstorm before 2pm, then a chance of showers. Mostly cloudy, with a high near 75. Southwest wind 6 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
 
 A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 64. Northwest wind around 6 mph.
Wednesday
 
 Sunny, with a high near 78. Northwest wind 7 to 9 mph.
Wednesday Night
 
 Mostly clear, with a low around 61.
Thursday
 
 Sunny, with a high near 77.
Thursday Night
 
 A 40 percent chance of showers after 2am. Partly cloudy, with a low around 66.
Friday
 
 A 40 percent chance of showers. Partly sunny, with a high near 80.
Friday Night
 
 A 30 percent chance of showers. Mostly cloudy, with a low around 68.
Saturday
 
 Mostly sunny, with a high near 81.
Saturday Night
 
 Partly cloudy, with a low around 68.
Sunday
 
 Mostly sunny, with a high near 80.

 

Forecast from NOAA-NWS for Southampton NY.