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Athens in December

Find out everything about the water temperature in Athens 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:

60.9 °F

Average:

64.3 °F

Maximum:

69.4 °F

Sea water temperature in Athens in December

In the city of Athens, the month of December is somewhat too cool for swimming. The minimum recorded temperature during this month was 60.9°F on December 31, 2016, with an average temperature being 64.3°F and a maximum temperature reaching 69.4°F on December 1, 2019.

Most people would find such water temperature somewhat too cold for swimming. In December, the sea temperature remains relatively stable. The average temperature stays close to 64.3°F throughout the month, with minimal changes.
Date 10 years average 2023 2022
Dec 1 66.9°F 68.3°F 66.2°F
Dec 2 66.6°F 67.7°F 65.8°F
Dec 3 66.3°F 67.4°F 65.4°F
Dec 4 66.2°F 67.6°F 65.5°F
Dec 5 66.1°F 67.6°F 65.1°F
Dec 6 66.0°F 67.4°F 65.1°F
Dec 7 65.8°F 67.2°F 65.0°F
Dec 8 65.7°F 67.1°F 64.8°F
Dec 9 65.5°F 67.0°F 64.4°F
Dec 10 65.2°F 66.3°F 64.1°F
Dec 11 65.0°F 66.0°F 64.0°F
Dec 12 64.8°F 65.7°F 65.2°F
Dec 13 64.6°F 65.8°F 64.0°F
Dec 14 64.5°F 65.4°F 63.7°F
Dec 15 64.4°F 65.7°F 64.0°F
Dec 16 64.2°F 65.6°F 64.0°F
Dec 17 64.1°F 65.6°F 63.7°F
Dec 18 64.1°F 65.5°F 64.3°F
Dec 19 63.8°F 65.4°F 63.4°F
Dec 20 63.6°F 65.2°F 63.5°F
Dec 21 63.5°F 64.2°F 63.3°F
Dec 22 63.3°F 63.8°F 63.2°F
Dec 23 63.2°F 63.9°F 62.7°F
Dec 24 63.1°F 64.2°F 62.5°F
Dec 25 63.0°F 64.5°F 62.9°F
Dec 26 62.8°F 64.3°F 62.6°F
Dec 27 62.7°F 64.1°F 62.5°F
Dec 28 62.5°F 64.0°F 62.8°F
Dec 29 62.2°F 63.6°F 62.7°F
Dec 30 62.2°F 63.9°F 62.3°F
Dec 31 62.1°F 64.0°F 62.5°F

Sea water temperature in Athens by month

In Athens, the months June through October offer comfortable swimming conditions, which amounts to 130 swimming days. The warmest water in Athens was recorded on August 6, 2021, reaching a 83.7°F. While the coldest temperature occurred on March 20, 2022, dipping to 56.6°F. The average readings by season are 61.1°F in Winter, 62.0°F in Spring, 77.5°F in Summer, and 74.0°F in Autumn. December's average temperature is a slight drop from November's average of 69.5°F. In January, the temperature is expected to decrease further, potentially averaging around 60.4°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Piraeus 70.1°F 5mi
Glyfáda 70.8°F 9mi
Aegina 70.8°F 23mi

* current water temperature in this city

** straight line distance from Athens