Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Enough snow to shovel and plow is on the way for the coastal Northeast. Click for details. Chevron right

South Setauket, NY

28°F
Location Chevron down
Location News Videos
Use Current Location
Recent

South Setauket

New York

28°
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
Sunday, January 18

Day

1/18
36°Hi
RealFeel® 34°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
RealFeel Shade™ 34°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
Intermittent snow and flurries, accumulating an inch or two; untreated surfaces will be slippery in the morning
alerts

Winter Weather Advisory

10:00 AM Sunday - 4:00 AM Monday

Max UV Index1.0 (Low)

AccuLumen Brightness Index™1 (Dark)

WindNNW 6 mph

Wind Gusts10 mph

Probability of Precipitation88%

Probability of Thunderstorms0%

Precipitation0.18 in

Snow1.22 in

Hours of Precipitation8

Cloud Cover99%

Morning

Afternoon

Night

1/18
23°Lo
RealFeel® 22°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
Intermittent snow and flurries this evening, accumulating a coating to an inch; otherwise, mostly cloudy; storm total 1-3"; untreated surfaces will be slippery
alerts

Winter Weather Advisory

10:00 AM Sunday - 4:00 AM Monday

WindNW 7 mph

Wind Gusts12 mph

Probability of Precipitation80%

Probability of Thunderstorms0%

Precipitation0.09 in

Snow0.79 in

Hours of Precipitation4

Cloud Cover86%

Evening

Overnight

Sun & Moon

9 hrs 39 mins
Rise 7:14 AM
Set 4:53 PM
New Moon
Rise 7:26 AM
Set 4:40 PM

Temperature History

1/18
High
Low
Forecast
36°
23°
Average
39°
24°
Last Year
45°
34°
Record
59°
1986
5°
1994

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Winter Weather

Coastal storm to spread snow from Georgia to New York, Massachusetts

9 hours ago

Winter Weather

Large storms with snow and ice may be on the horizon for next week

11 hours ago

Climate

Western US faces worsening snow drought, with California the exception

1 day ago

Winter Weather

Next clipper storm to spread snow over Upper Midwest, Northeast

9 hours ago

Winter Weather

1 dead after 5 pileups on snowy roads in New York, Pennsylvania

1 day ago

 More Stories

Featured Stories

Climate

Why this famous iceberg turned blue and what it says about melting ice

1 day ago

Astronomy

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

1 day ago

Recreation

Death of 2 Florida students highlights risks of sand collapse

2 days ago

Astronomy

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

3 days ago

Recreation

Rare and majestic sand sculptures only exist for minutes

1 day 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

...

...

...