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Dalian in December

Find out everything about the water temperature in Dalian 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:

40.3 °F

Average:

47.2 °F

Maximum:

52.8 °F

Sea water temperature in Dalian in December

In the city of Dalian, the month of December is too cold for swimming. The minimum recorded temperature during this month was 40.3°F on December 31, 2023, with an average temperature being 47.2°F and a maximum temperature reaching 52.8°F on December 1, 2021.

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 49.9°F at the beginning of the month, it steadily decreases to around 44.5°F by the end.
Date 10 years average 2023 2022
Dec 1 51.2°F 51.0°F 52.5°F
Dec 2 50.9°F 50.5°F 52.4°F
Dec 3 50.6°F 50.4°F 51.4°F
Dec 4 50.3°F 50.2°F 51.4°F
Dec 5 49.9°F 49.6°F 50.9°F
Dec 6 49.8°F 49.9°F 51.0°F
Dec 7 49.6°F 49.8°F 50.8°F
Dec 8 49.3°F 48.7°F 50.4°F
Dec 9 49.0°F 47.3°F 50.1°F
Dec 10 48.8°F 47.4°F 49.2°F
Dec 11 48.7°F 47.2°F 49.6°F
Dec 12 48.4°F 47.1°F 48.3°F
Dec 13 48.2°F 46.8°F 48.2°F
Dec 14 47.8°F 46.5°F 48.2°F
Dec 15 47.6°F 46.3°F 47.8°F
Dec 16 47.2°F 46.0°F 47.0°F
Dec 17 46.8°F 45.3°F 46.7°F
Dec 18 46.6°F 44.8°F 46.3°F
Dec 19 46.3°F 44.6°F 45.3°F
Dec 20 46.2°F 44.6°F 45.2°F
Dec 21 45.8°F 44.3°F 43.8°F
Dec 22 45.7°F 44.1°F 44.0°F
Dec 23 45.5°F 43.6°F 44.0°F
Dec 24 44.9°F 42.3°F 43.3°F
Dec 25 44.7°F 41.8°F 43.0°F
Dec 26 44.3°F 41.6°F 42.5°F
Dec 27 44.4°F 41.6°F 42.7°F
Dec 28 44.1°F 41.5°F 43.0°F
Dec 29 43.8°F 40.7°F 43.1°F
Dec 30 43.5°F 40.4°F 42.9°F
Dec 31 43.5°F 40.3°F 43.1°F

Sea water temperature in Dalian by month

In Dalian, the months July through August offer comfortable swimming conditions, which amounts to 68 swimming days. The warmest water in Dalian was recorded on August 19, 2024, reaching a 84.2°F. While the coldest temperature occurred on February 20, 2016, dipping to 33.2°F. The average readings by season are 41.5°F in Winter, 46.3°F in Spring, 72.6°F in Summer, and 64.5°F in Autumn. December's average temperature is a slight drop from November's average of 55.5°F. In January, the temperature is expected to decrease further, potentially averaging around 40.2°F.