Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Newsletters
  • Advertising
  • Superior Accuracy™

Groton, Suffolk

55°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Groton

Suffolk

55°
No results found.
Try searching for a city, zip code or point of interest.
settings
Groton, Suffolk 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

Newsletters

Advertising

Superior Accuracy™

Video

Today

Hourly

Daily Radar MinuteCast Monthly Air Quality Health & Activities

12 AM

53°
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindWSW 8 mph

Air QualityFair

Wind Gusts20 mph

Humidity80%

Indoor Humidity47% (Ideal Humidity)

Dew Point47° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover38%

Visibility10 mi

Cloud Ceiling30000 ft

1 AM

53°
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 1%
Chevron down
Intermittent clouds

WindWSW 8 mph

Air QualityFair

Wind Gusts20 mph

Humidity82%

Indoor Humidity48% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover58%

Visibility10 mi

Cloud Ceiling30000 ft

2 AM

53°
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 47%
Chevron down
Intermittent clouds

WindWSW 8 mph

Air QualityFair

Wind Gusts20 mph

Humidity83%

Indoor Humidity49% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover71%

Visibility10 mi

Cloud Ceiling18800 ft

3 AM

53°
RealFeel® 47°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 51%
Chevron down
Showers

WindSW 8 mph

Air QualityFair

Wind Gusts20 mph

Humidity83%

Indoor Humidity49% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover85%

Rain0.02 in

Visibility6 mi

Cloud Ceiling7000 ft

4 AM

53°
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

WindSW 8 mph

Air QualityFair

Wind Gusts21 mph

Humidity85%

Indoor Humidity50% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling10100 ft

5 AM

53°
RealFeel® 48°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 48%
Chevron down
Cloudy

RealFeel Shade™48°

WindSW 9 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts20 mph

Humidity87%

Indoor Humidity51% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling10100 ft

6 AM

55°
RealFeel® 48°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 52%
Chevron down
Showers

RealFeel Shade™48°

WindWSW 12 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts20 mph

Humidity85%

Indoor Humidity53% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover91%

Rain0.02 in

Visibility6 mi

Cloud Ceiling7000 ft

7 AM

57°
RealFeel® 53°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 48%
Chevron down
Mostly cloudy

RealFeel Shade™53°

WindWSW 13 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts20 mph

Humidity81%

Indoor Humidity55% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover87%

Visibility10 mi

Cloud Ceiling18800 ft

8 AM

60°
RealFeel® 56°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™56°

WindWSW 13 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts22 mph

Humidity76%

Indoor Humidity57% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility5 mi

Cloud Ceiling1800 ft

9 AM

62°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™59°

WindSW 13 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts24 mph

Humidity74%

Indoor Humidity59% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility5 mi

Cloud Ceiling1800 ft

10 AM

63°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™59°

WindSW 13 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts28 mph

Humidity73%

Indoor Humidity62% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility5 mi

Cloud Ceiling1800 ft

11 AM

67°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™63°

WindWSW 14 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts31 mph

Humidity67%

Indoor Humidity64% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility5 mi

Cloud Ceiling1800 ft

12 PM

70°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™66°

WindWSW 17 mph

Air QualityFair

Max UV Index2 (Low)

Wind Gusts35 mph

Humidity63%

Indoor Humidity63% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility5 mi

Cloud Ceiling1800 ft

1 PM

73°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 13%
Chevron down
Cloudy

RealFeel Shade™68°

WindWSW 20 mph

Air QualityFair

Max UV Index2 (Low)

Wind Gusts38 mph

Humidity59%

Indoor Humidity59% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility5 mi

Cloud Ceiling1800 ft

2 PM

76°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™71°

WindWSW 21 mph

Air QualityFair

Max UV Index3 (Moderate)

Wind Gusts36 mph

Humidity54%

Indoor Humidity54% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility5 mi

Cloud Ceiling1800 ft

3 PM

77°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™72°

WindWSW 22 mph

Air QualityFair

Max UV Index3 (Moderate)

Wind Gusts35 mph

Humidity52%

Indoor Humidity52% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover62%

Visibility5 mi

Cloud Ceiling2500 ft

4 PM

78°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™73°

WindWSW 22 mph

Air QualityFair

Max UV Index4 (Moderate)

Wind Gusts35 mph

Humidity50%

Indoor Humidity50% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility5 mi

Cloud Ceiling30000 ft

5 PM

79°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™75°

WindWSW 20 mph

Air QualityFair

Max UV Index3 (Moderate)

Wind Gusts32 mph

Humidity47%

Indoor Humidity47% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility5 mi

Cloud Ceiling30000 ft

6 PM

78°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™74°

WindWSW 17 mph

Air QualityFair

Max UV Index2 (Low)

Wind Gusts31 mph

Humidity49%

Indoor Humidity49% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility5 mi

Cloud Ceiling30000 ft

7 PM

77°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™73°

WindWSW 16 mph

Air QualityFair

Max UV Index2 (Low)

Wind Gusts30 mph

Humidity50%

Indoor Humidity50% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility5 mi

Cloud Ceiling30000 ft

8 PM

75°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Sunny

RealFeel Shade™72°

WindWSW 15 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts28 mph

Humidity53%

Indoor Humidity53% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover9%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

72°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™69°

WindWSW 13 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts27 mph

Humidity58%

Indoor Humidity58% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover14%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

70°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindWSW 12 mph

Air QualityFair

Wind Gusts24 mph

Humidity65%

Indoor Humidity65% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover20%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

67°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindWSW 10 mph

Air QualityFair

Wind Gusts23 mph

Humidity71%

Indoor Humidity68% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover14%

Visibility10 mi

Cloud Ceiling30000 ft

Further Ahead

Tomorrow

Wednesday

Daily

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Top Stories

Weather Forecasts

Dangerous heat wave to envelop 170 million Americans through late June

4 hours ago

Weather News

Coast Guard ends search after 6 killed in Lake Tahoe boat capsizing

12 hours ago

Severe Weather

'Ring of fire' thunderstorms to ride rim massive heat dome this week

3 hours ago

Weather Forecasts

Will it reach 100 degrees in NYC this week?

5 hours ago

Severe Weather

3 killed as tornado slams North Dakota town

6 hours ago

More Stories

Featured Stories

Weather News

Summer that was hot 'gritty nightmare' inspired Pulitzer-winning novel

4 hours ago

Astronomy

Strange signals from Antarctic ice seem to defy laws of physics

7 hours ago

Climate

Your AI prompts could have a hidden environmental cost

6 hours ago

Weather News

The greatest hot-weather drink you’ve probably never heard of

5 hours ago

Weather News

‘Dragon Man’ DNA revelation puts a face to group of ancient humans

3 days ago

World Europe United Kingdom Suffolk Groton

Weather Near Groton:

  • Cambridge, Cambridgeshire
  • Ipswich, Suffolk
  • Southend-on-Sea, Southend-on-Sea
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
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
© 2025 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

...

...

...