Measurements:
°C
°F
Nantucket
50°F
W 21 mph
Feels like: 42°F
Precip: 0%
World Resorts USA Nantucket Weather December Weather in Nantucket

Nantucket Weather: December

Average Day Temperature: 42.8°F
Average Night Temperature: 42.2°F
Sea Water Temperature: 44.8°F
Number of Sunny Days: 8 days
Sunshine Hours: 9.2 - 9.4 hours
Number of Rainy Days: 3 days
Precipitation Totals: 1.6 in

Air Temperature in December, °F

Select Year: 2023 2022 2021

The highest day temperature in December 2023 was 57°F. The lowest night temperature was 33°F. The average values for day and night temperatures during December were 42.9°F и 43.2°F respectivly.

Nantucket Water Sea Temperature in December, °F

Select Year: 2023 2022 2021

The average sea surface temperature in December 2023 for Nantucket was 44.6°F. The maximum and minimum values were 42.0°F and 47.0°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in December are gloomy but you can also expect sunny days.

Precipitation Totals in December, in

Precipitation total in December for Nantucket is 1.6 in. It makes december one of the most rainy months of the year.

Wind Speed in December, mph

The average wind speed in December is 18.7 mph. It makes December one of the most windy months of the year for Nantucket.

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. Average sunny hours for Nantucket in December is 4.0 hours.

Best Time to Visit Nantucket
The most sunny months:
June 14 days
September 13 days
July 12 days
The most warm months:
August 73.6 °F
July 73.0 °F
September 68.8 °F
Warmest sea temperature:
August 74.9 °F
July 72.7 °F
September 70.8 °F
The most cold months:
February 35.6 °F
January 36.3 °F
March 39.2 °F
The most rainy months:
January 4 days
October 4 days
March 3 days
The most windy months:
March 19 mph
December 19 mph
January 18 mph

Nantucket on the Weather Map

USA Resorts:
NAME
Boston +48
Chicago +34
Hawaii +80
Honolulu +80
Houston +74
Las Vegas +68
Los Angeles +74
Maui +74
Miami +80
New York +48
San Diego +70
San Francisco +58
Sarasota +74
Tampa +72
Washington +48
24 Hours Weather Forecast
Nantucket
Local time: 17:12
21 nov, thursday
1800 50°F
W
21 mph
2100 50°F
W
29 mph
22 nov, friday
0000 50°F
W
32 mph
0300 50°F
NE
36 mph
0600 50°F
NE
30 mph
0900 50°F
NE
23 mph
1200 50°F
N
12 mph
1500 50°F
NW
17 mph