Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Millions face Arctic chill through end of January. Get the forecast details. Chevron right

South Setauket, NY

29°F
Location Chevron down
Location News Videos
Use Current Location
Recent

South Setauket

New York

29°
No results found.
Try searching for a city, zip code or point of interest.
Create Account Unlock extended daily forecasts and additional saved locations — all with your free account.
Let's Go Chevron right
Have an account already? Login
settings
South Setauket, NY Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps
News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel
For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center

Today

 WinterCast Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

Today's Weather

Fri, Jan 16

Sunny to partly cloudy, windy and colder Hi: 34°

Tonight: Breezy this evening; increasing cloudiness with a bit of rain and snow toward dawn with little or no accumulation Lo: 28°

Current Weather

12:42 PM

29°F
RealFeel® 26°
Mostly sunny More Details
RealFeel Shade™ 22°
Wind W 8 mph
Wind Gusts 17 mph
Air Quality Fair

Looking Ahead

Mixed rain and snow before dawn tomorrow to tomorrow afternoon; watch for icy spots

WinterCast®

Late Fri Night - Sat Afternoon

Snow

Lasting 10 hours

South Setauket Weather Radar

South Setauket Weather Radar
Static Radar Temporarily Unavailable
Thank you for your patience as we work to get everything up and running again.
Refresh Page
Clouds
Temperature

Hourly Weather

1 PM 32°
rain drop 0%
2 PM 33°
rain drop 0%
3 PM 34°
rain drop 0%
4 PM 33°
rain drop 0%
5 PM 31°
rain drop 0%
6 PM 30°
rain drop 0%
7 PM 29°
rain drop 0%
8 PM 29°
rain drop 0%
9 PM 28°
rain drop 0%
10 PM 30°
rain drop 0%
11 PM 30°
rain drop 0%
12 AM 31°
rain drop 1%

10-Day Weather Forecast

Today

1/16

34° 28°

Mostly sunny; windy, colder

Night: A bit of snow and rain late
0%

Sat

1/17

43° 30°

A bit of snow and rain

Partly cloudy
61%

Sun

1/18

37° 24°

Cloudy, afternoon flurries

A little evening snow
100%

Mon

1/19

37° 16°

Mostly sunny and breezy

Clear and breezy
13%

Tue

1/20

26° 16°

Sunshine and very cold

Mainly clear and cold
14%

Wed

1/21

40° 25°

Partly sunny and not as cold

Overcast
14%

Thu

1/22

41° 25°

A little snow in the morning

A flurry early; mainly clear
55%

Fri

1/23

35° 27°

Plenty of sunshine

Mainly clear
1%

Sat

1/24

38° 24°

Increasing cloudiness

Cloudy
8%

Sun

1/25

27° 15°

Colder with periods of snow

A little late-night snow
65%

Sun & Moon

9 hrs 35 mins
Rise 7:15 AM
Set 4:50 PM
Waning Crescent
Rise 5:59 AM
Set 2:34 PM

Air Quality

See More
Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.

Allergy Outlook

See All
Tree Pollen Low Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander Extreme Data is not supported in this location

Top Stories

Winter Weather

Rounds of snow to create hazardous travel from Midwest to Northeast

7 hours ago

Climate

Western US faces worsening snow drought, with California the exception

57 minutes ago

Astronomy

Crew-11 astronauts splash down off California after medical evacuation

1 day ago

Winter Weather

Polar vortex to usher in much colder air to central and eastern US

7 hours ago

Winter Weather

Weekend storm to bring snow to part of U.S. East Coast

7 hours ago

 More Stories

Featured Stories

Astronomy

NASA to roll out Artemis II rocket ahead of astronaut moon launch

2 days ago

Recreation

Death of 2 Florida students highlights risks of sand collapse

22 hours ago

Astronomy

March’s total lunar eclipse will turn the moon red, here’s when to see...

1 day ago

How to shoot the northern lights on your phone

2 days ago 1:34

Winter Weather

Avalanches in Washington, Wyoming turn deadly

2 days ago
World North America United States New York South Setauket

Weather Near South Setauket:

  • Bridgeport, CT
  • New York, NY
  • Newark, NJ
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect RealFeel® and RealFeel Shade™ Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect RealFeel® and RealFeel Shade™ Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...