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Leiden in January

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

40.2 °F

Average:

43.7 °F

Maximum:

48.1 °F

Sea water temperature in Leiden in January

In the city of Leiden, the month of January is too cold for swimming. The minimum recorded temperature during this month was 40.2°F on January 26, 2024, with an average temperature being 43.7°F and a maximum temperature reaching 48.1°F on January 1, 2016.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. In January, the sea temperature remains relatively stable. The average temperature stays close to 43.7°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
Jan 1 45.3°F 46.3°F 45.1°F
Jan 2 45.3°F 46.7°F 45.2°F
Jan 3 45.3°F 46.9°F 45.9°F
Jan 4 45.1°F 46.4°F 45.3°F
Jan 5 44.8°F 46.3°F 45.6°F
Jan 6 44.6°F 46.1°F 44.5°F
Jan 7 44.6°F 45.5°F 45.2°F
Jan 8 44.7°F 47.2°F 45.2°F
Jan 9 44.6°F 46.9°F 45.2°F
Jan 10 44.5°F 45.7°F 44.6°F
Jan 11 44.3°F 44.7°F 44.3°F
Jan 12 44.2°F 44.4°F 45.3°F
Jan 13 44.2°F 44.1°F 45.6°F
Jan 14 44.2°F 44.2°F 44.9°F
Jan 15 43.8°F 43.3°F 44.5°F
Jan 16 43.9°F 43.3°F 45.1°F
Jan 17 43.7°F 42.4°F 45.2°F
Jan 18 43.4°F 42.3°F 44.8°F
Jan 19 43.1°F 41.3°F 44.3°F
Jan 20 42.9°F 42.1°F 43.6°F
Jan 21 42.8°F 41.6°F 43.5°F
Jan 22 42.7°F 41.5°F 44.7°F
Jan 23 42.6°F 41.5°F 44.3°F
Jan 24 42.4°F 41.9°F 43.9°F
Jan 25 42.4°F 42.0°F 43.5°F
Jan 26 42.3°F 40.2°F 43.2°F
Jan 27 42.5°F 41.9°F 43.5°F
Jan 28 42.6°F 42.4°F 43.8°F
Jan 29 42.7°F 42.2°F 43.5°F
Jan 30 42.8°F 41.6°F 43.7°F
Jan 31 42.8°F 42.1°F 43.0°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. January's average temperature is a slight drop from December's average of 47.1°F. In February, the temperature is expected to decrease further, potentially averaging around 42.8°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