Measurements:
°C
°F
CURRENT WEATHER
15:24
Groton
72°F
SE 14 mph
Feels like: 72°F
Precip: 0%
World Resorts USA Groton Weather

14 Day Weather Forecast

04.23
thu
DAY
64°F
E 11 mph
precip
0%
NIGHT
50°F
S 6 mph
precip
0%
04.24
fri
DAY
54°F
SE 6 mph
precip
0%
NIGHT
42°F
NW 7 mph
precip
0%
04.25
sat
DAY
48°F
NW 12 mph
precip
77%
NIGHT
40°F
W 8 mph
precip
100%
04.26
sun
DAY
50°F
W 6 mph
precip
0%
NIGHT
42°F
S 4 mph
precip
0%
04.27
mon
DAY
54°F
NW 7 mph
precip
0%
NIGHT
44°F
NW 4 mph
precip
0%
04.28
tue
DAY
52°F
N 9 mph
precip
0%
NIGHT
48°F
NW 11 mph
precip
100%
04.29
wed
DAY
52°F
NW 13 mph
precip
100%
NIGHT
50°F
E 3 mph
precip
22%
04.30
thu
DAY
56°F
E 10 mph
precip
100%
NIGHT
46°F
SE 6 mph
precip
0%
05.01
fri
DAY
54°F
E 7 mph
precip
50%
NIGHT
48°F
N 2 mph
precip
0%
05.02
sat
DAY
46°F
W 19 mph
precip
100%
NIGHT
42°F
NW 16 mph
precip
100%
05.03
sun
DAY
48°F
E 12 mph
precip
0%
NIGHT
44°F
SE 14 mph
precip
44%
05.04
mon
DAY
52°F
E 17 mph
precip
81%
NIGHT
48°F
E 9 mph
precip
0%
05.05
tue
DAY
58°F
E 15 mph
precip
0%
NIGHT
52°F
SE 4 mph
precip
56%
05.06
wed
DAY
62°F
SE 12 mph
precip
0%
NIGHT
52°F
E 7 mph
precip
0%

Groton Sea Water Temperature in April, °F

Select Year: 2026 2025 2024

The average sea surface temperature in April 2026 for Groton was 41.7°F. The maximum and minimum values were 38.2°F and 44.8°F respectively.

Groton on the Weather Map

Best Time to Visit Groton
The most sunny months:
November 17 days
October 14 days
December 13 days
The most warm months:
July 83.2 °F
August 81.4 °F
June 76.1 °F
Warmest sea temperature:
August 72.9 °F
July 71.2 °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
USA Resorts:
NAME
F°
Chicago +76
Hawaii +78
Honolulu +78
Houston +84
Las Vegas +80
Los Angeles +82
Maui +74
Miami +82
Miami Beach +80
New York +80
San Diego +76
San Francisco +68
Sarasota +88
Tampa +92
Washington +90
all resorts
24 Hours Weather Forecast
Groton
Local time: 15:24
23 apr, thursday
1800 70°F
SE
11 mph
2100 58°F
S
8 mph
24 apr, friday
0000 50°F
S
6 mph
0300 46°F
S
4 mph
0600 46°F
E
7 mph
0900 48°F
SE
9 mph
1200 54°F
SE
6 mph
1500 56°F
E
3 mph