Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Heat wave to intensify as all-time March records fall across the West. See how hot it will get. Chevron right

Greenwich, CT

53°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Greenwich

Connecticut

53°
No results found.
Try searching for a city, zip code or point of interest.
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
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
Saturday, March 21

Day

3/21
52°Hi
RealFeel® 50°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
RealFeel Shade™ 46°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
Breezy in the morning; otherwise, intervals of clouds and sun

Max UV Index5.0 (Moderate)

AccuLumen Brightness Index™8 (Bright)

WindNNW 12 mph

Wind Gusts25 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover51%

Morning

Afternoon

Night

3/21
39°Lo
RealFeel® 36°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
Mostly cloudy

WindENE 5 mph

Wind Gusts8 mph

Probability of Precipitation3%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover90%

Evening

Overnight

Sun & Moon

12 hrs 11 mins
Rise 6:57 AM
Set 7:08 PM
Waxing Crescent
Rise 7:57 AM
Set 10:41 PM

Temperature History

3/21
High
Low
Forecast
52°
39°
Average
49°
32°
Last Year
50°
34°
Record
67°
2012
12°
1986

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Western heat wave shatters March records, to expand with more extremes

34 minutes ago

Winter Weather

300 inches of snow: East beats West during upside-down winter

13 minutes ago

Winter Weather

Northeast, Midwest bracing for weather whiplash in spring's first days

15 minutes ago

Hurricane

Category 4 Tropical Cyclone Narelle strikes Australia

5 hours ago

Weather Forecasts

Hawaii braces for second kona storm in a week with renewed flooding

12 minutes ago

 More Stories

Featured Stories

Weather News

Leaves are coming out 3-4 weeks early in some places this spring

3 hours ago

Climate

Monarch population rises in Mexico, but California numbers drop

3 hours ago

Astronomy

Astronauts enter quarantine; NASA rolls moon rocket to launchpad

4 hours ago

Recreation

Death Valley's superbloom, ancient lake are disappearing

7 hours ago

Recreation

Top 10 National Parks of 2025 revealed

1 day ago
World North America United States Connecticut Greenwich

Weather Near 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 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 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

...

...

...