Measurements:
°C
°F
CURRENT WEATHER
09:39
Groton
60°F
SW 12 mph
Feels like: 60°F
Precip: 5%
World Resorts USA Groton

Annual Weather

Groton Air Temperature, °F

Precipitation Totals, in

Rainy Days During the Year

Average Wind Speed, mph
Sunny, Cloudy and Gloomy Days
Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart.

Best Time to Visit Groton
The most sunny months:
November 17 days
October 14 days
December 13 days
The most warm months:
July 83.8 °F
August 81.6 °F
June 77.2 °F
Warmest sea temperature:
August 73.0 °F
July 71.1 °F
September 70.9 °F
The most cold months:
January 34.6 °F
February 36.0 °F
December 39.9 °F
The most rainy months:
November 3 days
July 3 days
December 3 days
The most windy months:
January 10 mph
December 10 mph
March 10 mph
more details

Groton on the Weather Map

USA Resorts:
NAME
F°
Boston +62
Chicago +66
Hawaii +80
Las Vegas +80
Los Angeles +72
Maui +66
Miami +88
Myrtle Beach +78
New York +66
Panama City Beach +90
San Diego +70
San Francisco +60
Santa Monica +72
Sarasota +86
Washington +66
all resorts
24 Hours Weather Forecast
Groton
Local time: 09:39
15 sep, tuesday
1200 66°F
W
8 mph
1500 66°F
NW
8 mph
1800 66°F
NW
7 mph
2100 66°F
NW
9 mph
16 sep, wednesday
0000 66°F
NW
8 mph
0300 64°F
NE
3 mph
0600 64°F
NE
4 mph
0900 66°F
NE
6 mph