Measurements:
°C
°F
CURRENT WEATHER
14:21
Groton
54°F
W 15 mph
Feels like: 48°F
Precip: 86%
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 16 days
September 15 days
October 12 days
The most warm months:
July 84.0 °F
August 82.5 °F
June 76.1 °F
Warmest sea temperature:
August 73.2 °F
September 71.5 °F
July 71.2 °F
The most cold months:
January 35.9 °F
February 37.0 °F
December 41.3 °F
The most rainy months:
November 4 days
July 4 days
October 4 days
The most windy months:
March 9 mph
January 9 mph
April 9 mph
more details

Groton on the Weather Map

USA Resorts:
NAME
F°
Boston +52
Chicago +64
Hawaii +78
Honolulu +78
Houston +84
Las Vegas +78
Los Angeles +74
Miami +94
New York +50
Orlando +102
San Diego +68
San Francisco +68
Sarasota +88
Tampa +92
Washington +58
all resorts
24 Hours Weather Forecast
Groton
Local time: 14:21
10 may, friday
1500 54°F
W
15 mph
1800 48°F
W
14 mph
2100 46°F
SW
11 mph
11 may, saturday
0000 42°F
SW
10 mph
0300 40°F
S
9 mph
0600 40°F
S
11 mph
0900 50°F
SW
14 mph
1200 54°F
W
12 mph