Measurements:
°C
°F
CURRENT WEATHER
18:10
Nantucket
36°F
NE 17 mph
Feels like: 28°F
Precip: 0%
World Resorts USA Nantucket Weather

14 Day Weather Forecast

03.13
fri
DAY
36°F
E 16 mph
precip
0%
NIGHT
38°F
N 29 mph
precip
0%
03.14
sat
DAY
42°F
E 39 mph
precip
0%
NIGHT
36°F
SE 29 mph
precip
0%
03.15
sun
DAY
36°F
SW 8 mph
precip
0%
NIGHT
40°F
NW 22 mph
precip
0%
03.16
mon
DAY
46°F
N 34 mph
precip
100%
NIGHT
50°F
N 41 mph
precip
100%
03.17
tue
DAY
36°F
E 31 mph
precip
0%
NIGHT
34°F
E 30 mph
precip
0%
03.18
wed
DAY
28°F
E 17 mph
precip
0%
NIGHT
32°F
N 12 mph
precip
0%
03.19
thu
DAY
36°F
NW 17 mph
precip
55%
NIGHT
40°F
NE 16 mph
precip
0%
03.20
fri
DAY
40°F
E 14 mph
precip
0%
NIGHT
40°F
NE 17 mph
precip
47%
03.21
sat
DAY
30°F
S 16 mph
precip
0%
NIGHT
34°F
E 12 mph
precip
0%
03.22
sun
DAY
32°F
SE 15 mph
precip
0%
NIGHT
38°F
E 22 mph
precip
0%
03.23
mon
DAY
44°F
NE 35 mph
precip
0%
NIGHT
46°F
E 22 mph
precip
0%
03.24
tue
DAY
40°F
SE 21 mph
precip
0%
NIGHT
32°F
SE 30 mph
precip
0%
03.25
wed
DAY
28°F
S 27 mph
precip
51%
NIGHT
28°F
S 26 mph
precip
0%
03.26
thu
DAY
30°F
E 17 mph
precip
79%
NIGHT
40°F
E 24 mph
precip
0%

Nantucket Sea Water Temperature in March, °F

Select Year: 2025 2024 2023

The average sea surface temperature in March 2025 for Nantucket was 38.5°F. The maximum and minimum values were 34.6°F and 42.6°F respectively.

Nantucket on the Weather Map

Best Time to Visit Nantucket
The most sunny months:
October 13 days
June 13 days
September 13 days
The most warm months:
August 73.3 °F
July 72.9 °F
September 69.0 °F
Warmest sea temperature:
August 74.4 °F
July 72.4 °F
September 70.6 °F
The most cold months:
February 34.6 °F
January 34.9 °F
March 39.3 °F
The most rainy months:
October 4 days
January 3 days
December 3 days
The most windy months:
March 19 mph
January 19 mph
December 19 mph
more details
USA Resorts:
NAME
F°
Chicago +44
Hawaii +76
Honolulu +76
Houston +78
Las Vegas +96
Los Angeles +100
Maui +70
Miami +80
Miami Beach +82
New York +42
San Diego +94
San Francisco +74
Sarasota +76
Tampa +82
Washington +60
all resorts
24 Hours Weather Forecast
Nantucket
Local time: 18:10
13 mar, friday
2100 36°F
N
22 mph
14 mar, saturday
0000 38°F
N
29 mph
0300 42°F
NE
37 mph
0600 42°F
NE
27 mph
0900 40°F
E
26 mph
1200 42°F
E
39 mph
1500 42°F
E
40 mph
1800 42°F
E
36 mph