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Leiden in December

Find out everything about the water temperature in Leiden 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:

44.3 °F

Average:

47.1 °F

Maximum:

51.4 °F

Sea water temperature in Leiden in December

In the city of Leiden, the month of December is too cold for swimming. The minimum recorded temperature during this month was 44.3°F on December 29, 2018, with an average temperature being 47.1°F and a maximum temperature reaching 51.4°F on December 1, 2014.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. In December, the sea temperature remains relatively stable. The average temperature stays close to 47.1°F throughout the month, with minimal changes.
Date 10 years average 2023 2022
Dec 1 49.6°F 48.4°F 50.5°F
Dec 2 49.4°F 48.6°F 50.4°F
Dec 3 49.1°F 46.7°F 50.5°F
Dec 4 48.8°F 46.6°F 50.1°F
Dec 5 48.6°F 46.4°F 49.7°F
Dec 6 48.5°F 46.7°F 49.6°F
Dec 7 48.2°F 47.3°F 49.2°F
Dec 8 47.9°F 47.0°F 49.0°F
Dec 9 47.8°F 46.7°F 48.0°F
Dec 10 47.7°F 47.1°F 47.6°F
Dec 11 47.6°F 47.0°F 47.4°F
Dec 12 47.2°F 46.8°F 47.1°F
Dec 13 47.0°F 46.7°F 47.0°F
Dec 14 46.9°F 46.7°F 46.8°F
Dec 15 46.9°F 46.3°F 46.4°F
Dec 16 46.7°F 46.2°F 46.5°F
Dec 17 46.5°F 46.2°F 45.7°F
Dec 18 46.6°F 46.8°F 45.4°F
Dec 19 46.4°F 46.7°F 45.3°F
Dec 20 46.4°F 46.7°F 45.2°F
Dec 21 46.5°F 46.9°F 45.5°F
Dec 22 46.3°F 46.7°F 45.8°F
Dec 23 46.3°F 46.5°F 46.0°F
Dec 24 46.2°F 46.4°F 45.7°F
Dec 25 46.2°F 46.3°F 45.8°F
Dec 26 46.4°F 47.6°F 46.0°F
Dec 27 46.1°F 47.4°F 45.9°F
Dec 28 45.8°F 47.1°F 44.5°F
Dec 29 45.9°F 47.0°F 46.3°F
Dec 30 45.8°F 46.7°F 45.1°F
Dec 31 45.6°F 46.3°F 45.1°F

Sea water temperature in Leiden by month

In an average year, Leiden offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Leiden was recorded on September 11, 2023, reaching a 71.3°F. While the coldest temperature occurred on March 4, 2018, dipping to 37.4°F. The average readings by season are 44.5°F in Winter, 48.9°F in Spring, 64.5°F in Summer, and 59.3°F in Autumn. December's average temperature is a slight drop from November's average of 53.3°F. In January, the temperature is expected to decrease further, potentially averaging around 43.7°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Scheveningen 51.4°F 10mi
The Hague 51.3°F 10mi
Amsterdam 46.9°F 22mi

* current water temperature in this city

** straight line distance from Leiden