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Manhattan in December

Find out everything about the water temperature in Manhattan 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:

39.4 °F

Average:

46.7 °F

Maximum:

53.2 °F

Sea water temperature in Manhattan in December

In the city of Manhattan, the month of December is too cold for swimming. The minimum recorded temperature during this month was 39.4°F on December 31, 2022, with an average temperature being 46.7°F and a maximum temperature reaching 53.2°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 44.4°F by the end.
Date 10 years average 2024 2023
Dec 1 50.5°F 50.7°F 49.2°F
Dec 2 50.3°F 49.9°F 48.4°F
Dec 3 50.0°F 49.6°F 48.4°F
Dec 4 49.6°F 49.2°F 48.3°F
Dec 5 49.2°F 49.1°F 48.1°F
Dec 6 48.6°F 48.5°F 46.7°F
Dec 7 48.6°F 47.9°F 47.0°F
Dec 8 48.6°F 47.4°F 47.5°F
Dec 9 48.4°F 46.9°F 47.1°F
Dec 10 48.0°F 45.2°F 46.8°F
Dec 11 47.7°F 45.2°F 47.0°F
Dec 12 47.6°F 45.3°F 47.2°F
Dec 13 47.3°F 45.2°F 46.9°F
Dec 14 47.2°F 44.8°F 46.5°F
Dec 15 46.8°F 44.5°F 45.7°F
Dec 16 46.8°F 44.4°F 46.3°F
Dec 17 46.5°F 44.2°F 45.3°F
Dec 18 46.5°F 46.0°F 45.4°F
Dec 19 45.8°F 43.6°F 45.4°F
Dec 20 45.4°F 44.3°F 45.0°F
Dec 21 45.4°F 44.2°F 46.7°F
Dec 22 45.2°F 44.2°F 44.7°F
Dec 23 45.2°F 44.1°F 46.1°F
Dec 24 45.1°F 44.0°F 45.7°F
Dec 25 45.0°F 44.0°F 45.9°F
Dec 26 44.2°F 41.7°F 44.7°F
Dec 27 43.6°F 40.4°F 44.2°F
Dec 28 43.7°F 41.3°F 43.8°F
Dec 29 43.5°F 41.3°F 44.3°F
Dec 30 43.9°F 42.6°F 45.6°F
Dec 31 43.6°F 44.2°F 45.1°F

Sea water temperature in Manhattan by month

In Manhattan, the months July through August offer comfortable swimming conditions, which amounts to 55 swimming days. The warmest water in Manhattan was recorded on August 15, 2016, reaching a 78.7°F. While the coldest temperature occurred on February 16, 2015, dipping to 34.2°F. The average readings by season are 42.0°F in Winter, 48.1°F in Spring, 71.4°F in Summer, and 63.8°F in Autumn. December's average temperature is a slight drop from November's average of 55.2°F. In January, the temperature is expected to decrease further, potentially averaging around 40.8°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
New York City 37.0°F 5mi
The Bronx 36.8°F 7mi
Jersey City 37.0°F 7mi
Brooklyn 38.2°F 9mi
Queens 39.8°F 10mi

* current water temperature in this city

** straight line distance from Manhattan