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Okayama in December

Find out everything about the water temperature in Okayama 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:

53.0 °F

Average:

59.0 °F

Maximum:

64.0 °F

Sea water temperature in Okayama in December

In the city of Okayama, the month of December is too cold for swimming. The minimum recorded temperature during this month was 53.0°F on December 29, 2022, with an average temperature being 59.0°F and a maximum temperature reaching 64.0°F on December 1, 2022.

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 61.8°F at the beginning of the month, it steadily decreases to around 56.6°F by the end.
Date 10 years average 2023 2022
Dec 1 63.1°F 62.8°F 64.0°F
Dec 2 62.9°F 62.1°F 64.0°F
Dec 3 62.5°F 61.6°F 63.6°F
Dec 4 62.2°F 61.5°F 63.4°F
Dec 5 62.0°F 61.4°F 63.3°F
Dec 6 61.8°F 61.4°F 63.4°F
Dec 7 61.5°F 61.2°F 62.6°F
Dec 8 61.0°F 60.9°F 61.8°F
Dec 9 60.5°F 59.8°F 61.3°F
Dec 10 60.1°F 59.9°F 60.5°F
Dec 11 59.8°F 59.9°F 60.2°F
Dec 12 59.7°F 59.9°F 60.4°F
Dec 13 59.2°F 59.2°F 60.4°F
Dec 14 59.0°F 58.8°F 60.2°F
Dec 15 58.9°F 59.1°F 60.4°F
Dec 16 59.1°F 59.1°F 60.5°F
Dec 17 58.8°F 59.1°F 60.7°F
Dec 18 58.6°F 58.6°F 60.5°F
Dec 19 58.3°F 59.1°F 57.8°F
Dec 20 58.4°F 59.1°F 58.1°F
Dec 21 58.0°F 57.2°F 58.2°F
Dec 22 57.7°F 56.5°F 58.1°F
Dec 23 57.6°F 56.8°F 58.2°F
Dec 24 57.1°F 56.9°F 55.3°F
Dec 25 56.4°F 53.7°F 54.2°F
Dec 26 56.2°F 54.1°F 54.5°F
Dec 27 56.1°F 54.3°F 54.5°F
Dec 28 56.0°F 54.5°F 54.5°F
Dec 29 55.6°F 54.5°F 53.0°F
Dec 30 55.8°F 54.9°F 53.2°F
Dec 31 55.9°F 55.3°F 53.4°F

Sea water temperature in Okayama by month

In Okayama, the months July through October offer comfortable swimming conditions, which amounts to 114 swimming days. The warmest water in Okayama was recorded on August 26, 2024, reaching a 85.9°F. While the coldest temperature occurred on March 10, 2022, dipping to 44.8°F. The average readings by season are 54.7°F in Winter, 57.9°F in Spring, 76.1°F in Summer, and 74.1°F in Autumn. December's average temperature is a slight drop from November's average of 67.1°F. In January, the temperature is expected to decrease further, potentially averaging around 53.6°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Kurashiki 67.4°F 11mi
Takamatsu 68.1°F 23mi
Marugame 67.6°F 27mi
Fukuyama 67.5°F 34mi
Himeji 68.3°F 45mi
Tokushima 68.5°F 54mi
Niihama 67.7°F 60mi
Yonago 66.2°F 64mi
Saijō 66.8°F 66mi

* current water temperature in this city

** straight line distance from Okayama