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New York City in December

Find out everything about the water temperature in New York City in December. Average, minimum and maximum recorded temperatures as well as daily temperature in December for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in December
Minimum:

39.3 °F

Average:

46.9 °F

Maximum:

53.9 °F

Sea water temperature in New York City in December

In the city of New York City, the month of December is too cold for swimming. The minimum recorded temperature during this month was 39.3°F on December 31, 2022, with an average temperature being 46.9°F and a maximum temperature reaching 53.9°F on December 2, 2020.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. Throughout the month of December, the sea temperature gradually gets colder. Starting with an average temperature of 49.2°F at the beginning of the month, it steadily decreases to around 44.7°F by the end.
Date 10 years average 2023 2022
Dec 1 50.5°F 49.2°F 49.9°F
Dec 2 50.2°F 47.9°F 48.9°F
Dec 3 49.9°F 47.9°F 48.3°F
Dec 4 49.6°F 48.0°F 46.5°F
Dec 5 49.2°F 47.8°F 47.4°F
Dec 6 48.5°F 46.1°F 47.5°F
Dec 7 48.7°F 46.7°F 47.2°F
Dec 8 48.8°F 46.8°F 47.6°F
Dec 9 48.7°F 46.7°F 48.8°F
Dec 10 48.4°F 46.5°F 47.6°F
Dec 11 48.1°F 47.1°F 46.9°F
Dec 12 47.8°F 47.4°F 47.1°F
Dec 13 47.6°F 47.4°F 46.4°F
Dec 14 47.4°F 46.5°F 46.4°F
Dec 15 46.9°F 45.5°F 45.1°F
Dec 16 47.0°F 46.2°F 45.1°F
Dec 17 46.7°F 45.0°F 45.0°F
Dec 18 46.5°F 45.3°F 43.3°F
Dec 19 46.0°F 45.3°F 44.1°F
Dec 20 45.5°F 44.8°F 42.7°F
Dec 21 45.6°F 47.6°F 42.4°F
Dec 22 45.3°F 44.4°F 42.2°F
Dec 23 45.3°F 46.6°F 43.2°F
Dec 24 45.3°F 46.2°F 43.3°F
Dec 25 45.2°F 46.0°F 42.2°F
Dec 26 44.7°F 44.3°F 40.3°F
Dec 27 44.2°F 43.8°F 40.3°F
Dec 28 44.1°F 43.4°F 40.4°F
Dec 29 44.0°F 44.4°F 39.8°F
Dec 30 44.2°F 46.0°F 39.8°F
Dec 31 43.7°F 45.6°F 39.3°F

Sea water temperature in New York City by month

In New York City, the months July through August offer comfortable swimming conditions, which amounts to 60 swimming days. The warmest water in New York City was recorded on July 21, 2020, reaching a 79.3°F. While the coldest temperature occurred on February 20, 2015, dipping to 35.0°F. The average readings by season are 42.3°F in Winter, 48.3°F in Spring, 71.7°F in Summer, and 63.6°F in Autumn. December's average temperature is a slight drop from November's average of 55.0°F. In January, the temperature is expected to decrease further, potentially averaging around 41.2°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Jersey City 48.8°F 4mi
Manhattan 49.2°F 5mi
Brooklyn 49.5°F 5mi
Queens 51.4°F 9mi
Coney Island 49.0°F 9mi

* current water temperature in this city

** straight line distance from New York City