World Resorts USA Nantucket Weather

Nantucket weather in March

Weather in Nantucket: March

Average day temperature: 40.3°F
Average night temperature: 39.4°F
Sea water temperature: 40.7°F
Number of sunny days: 8 days
Day length: 11.3 - 12.7 hours
Number of rainy days: 3 days
Precipitation totals: 1.4 in.

Air temperature in March, °F

Show year:
2024
2023
2022

The highest day temperature during March of 2024 was 46°F. At the same time the lowest night temperature was 31°F. Day and night temperature averages during March were 41.2°F and 40.8°F.

Sea water temperature in Nantucket in March, °F

Show year:
2024
2023
2022

The average sea water temperature in March of 2024 was 41.3°F. The highest and lowest sea temperatures during the month were 44.1°F and 39.0°F.

Sunny, partly cloudy and cloudy days

Mostly all days in March are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in March, in.

Precipitation total value in Nantucket in March is 1.4 in. Other months of the year show relatively similar values.

Wind speed in March, mph

The average wind speed value in March is 18.9 mph It makes March most windy month of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in March is: 5.9.

Best time for vacation in Nantucket

Sunniest months:
June 14 days
September 13 days
July 12 days
Warmest months:
August 71.3 °F
July 70.7 °F
September 66.9 °F
Warmest sea temp:
August 72.4 °F
July 70.4 °F
September 68.7 °F
Coldest months:
February 37.1 °F
January 37.7 °F
March 40.3 °F
Rainiest months:
January 4 days
October 4 days
March 3 days
Windiest months:
March 18.9 mph
December 18.7 mph
January 18.6 mph

Nantucket on a weather map

Nantucket
+46°F
SE 35 mph
Feels like: +36°F
Precip.: 0%
Places in USA:
Name
°F
+41°F
+45°F
+73°F
+73°F
+59°F
+57°F
+66°F
+68°F
+45°F
+61°F
+54°F
+59°F
+57°F
+66°F
+41°F
24 Hours Forecast
Nantucket
Local time: 23:20
November 24, sunday
0000
46°F
SE
35 mph
0300
46°F
E
34 mph
0600
48°F
E
37 mph
0900
46°F
E
38 mph
1200
48°F
E
36 mph
1500
50°F
E
35 mph
1800
50°F
E
36 mph
2100
46°F
E
36 mph
Units of measurement: °C / °F