Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Heaviest rain to focus north of Southern California for midday, afternoon New Year's Day. Click for details. Chevron right

Old Greenwich, CT

26°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Old Greenwich

Connecticut

26°
No results found.
Try searching for a city, zip code or point of interest.
settings
Old Greenwich, CT 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

Hourly

 Daily Radar MinuteCast® Monthly Air Quality Health & Activities

12 PM

25°
RealFeel® 9°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 16%
Chevron down
Mostly sunny

RealFeel Shade™6°

WindWNW 21 mph

Air QualityFair

Max UV Index2.2 (Low)

Wind Gusts32 mph

Humidity41%

Indoor Humidity19% (Very Dry)

Dew Point5° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

25°
RealFeel® 8°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 7%
Chevron down
Partly sunny

RealFeel Shade™6°

WindWNW 21 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts32 mph

Humidity43%

Indoor Humidity20% (Very Dry)

Dew Point6° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

25°
RealFeel® 8°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 7%
Chevron down
Partly sunny

RealFeel Shade™6°

WindWNW 20 mph

Air QualityFair

Max UV Index1.7 (Low)

Wind Gusts31 mph

Humidity43%

Indoor Humidity20% (Very Dry)

Dew Point6° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

25°
RealFeel® 8°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 7%
Chevron down
Partly sunny

RealFeel Shade™6°

WindWNW 20 mph

Air QualityFair

Max UV Index1.1 (Low)

Wind Gusts31 mph

Humidity43%

Indoor Humidity20% (Very Dry)

Dew Point6° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

23°
RealFeel® 6°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 7%
Chevron down
Partly sunny

RealFeel Shade™6°

WindWNW 18 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts30 mph

Humidity46%

Indoor Humidity20% (Very Dry)

Dew Point5° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

22°
RealFeel® 6°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 7%
Chevron down
Partly cloudy

WindWNW 15 mph

Air QualityFair

Wind Gusts25 mph

Humidity48%

Indoor Humidity20% (Very Dry)

Dew Point5° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

21°
RealFeel® 7°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 5%
Chevron down
Partly cloudy

WindWNW 13 mph

Air QualityFair

Wind Gusts21 mph

Humidity49%

Indoor Humidity20% (Very Dry)

Dew Point5° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

21°
RealFeel® 8°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindWNW 12 mph

Air QualityFair

Wind Gusts15 mph

Humidity49%

Indoor Humidity19% (Extremely Dry)

Dew Point4° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

21°
RealFeel® 10°
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
rain drop 0%
Chevron down
Partly cloudy

WindW 10 mph

Air QualityFair

Wind Gusts13 mph

Humidity51%

Indoor Humidity20% (Very Dry)

Dew Point5° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover33%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

20°
RealFeel® 11°
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
rain drop 0%
Chevron down
Partly cloudy

WindW 8 mph

Air QualityPoor

Wind Gusts10 mph

Humidity55%

Indoor Humidity21% (Very Dry)

Dew Point7° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

20°
RealFeel® 12°
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
rain drop 0%
Chevron down
Partly cloudy

WindWSW 8 mph

Air QualityPoor

Wind Gusts9 mph

Humidity59%

Indoor Humidity22% (Very Dry)

Dew Point7° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

21°
RealFeel® 12°
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
rain drop 0%
Chevron down
Partly cloudy

WindWSW 8 mph

Air QualityPoor

Wind Gusts9 mph

Humidity59%

Indoor Humidity22% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

Further Ahead

Tomorrow

Saturday

Daily

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Travel

New Year’s travel forecast: Wintry Northeast, rain spreads West

1 hour ago

Weather Forecasts

California facing more rain, travel problems starting off 2026

2 hours ago

Winter Weather

Bomb cyclone spawns blizzard, tornadoes from Midwest to Northeast

20 hours ago

Winter Weather

80 inches of snow in Juneau, Alaska smashes record, sinks boats

21 hours ago

Travel

New Year's Forecast: Travel woes for Midwest, Northeast and California

1 day ago

 More Stories

Featured Stories

Kangaroos given water after thousands of acres burn in wildfire

10 hours ago 0:11

Astronomy

Top rocket launches of 2025 you had to see to believe

1 day ago

Astronomy

1st meteor shower of 2026 to peak this weekend

13 hours ago

New Year's celebrations from around the world

21 hours ago 0:35

Astronomy

These are the top 3 astronomy stories of 2025

1 day ago
World North America United States Connecticut Old Greenwich

Weather Near Old Greenwich:

  • 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

...

...

...