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Yokosuka in January

Find out everything about the water temperature in Yokosuka 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:

54.8 °F

Average:

58.8 °F

Maximum:

63.2 °F

Sea water temperature in Yokosuka in January

In the city of Yokosuka, the month of January is too cold for swimming. The minimum recorded temperature during this month was 54.8°F on January 20, 2022, with an average temperature being 58.8°F and a maximum temperature reaching 63.2°F on January 24, 2024.

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 58.8°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
Jan 1 60.3°F 60.2°F 59.7°F
Jan 2 60.2°F 60.6°F 59.0°F
Jan 3 60.1°F 60.8°F 59.3°F
Jan 4 60.0°F 62.0°F 58.9°F
Jan 5 59.5°F 60.8°F 56.3°F
Jan 6 59.6°F 60.8°F 58.7°F
Jan 7 59.2°F 61.9°F 58.2°F
Jan 8 59.2°F 59.2°F 59.8°F
Jan 9 59.1°F 60.7°F 59.1°F
Jan 10 58.7°F 59.3°F 57.3°F
Jan 11 58.4°F 58.1°F 58.4°F
Jan 12 58.0°F 59.2°F 58.0°F
Jan 13 58.4°F 59.7°F 58.7°F
Jan 14 58.6°F 60.0°F 59.0°F
Jan 15 58.7°F 59.6°F 59.2°F
Jan 16 58.7°F 59.9°F 59.1°F
Jan 17 58.9°F 59.4°F 59.8°F
Jan 18 59.0°F 60.5°F 59.8°F
Jan 19 58.9°F 61.6°F 60.4°F
Jan 20 58.5°F 61.9°F 59.7°F
Jan 21 58.3°F 61.4°F 60.4°F
Jan 22 58.3°F 60.8°F 59.7°F
Jan 23 58.3°F 61.0°F 59.6°F
Jan 24 58.5°F 63.2°F 59.7°F
Jan 25 58.5°F 62.5°F 59.6°F
Jan 26 58.3°F 61.2°F 59.7°F
Jan 27 58.0°F 59.1°F 59.5°F
Jan 28 57.9°F 58.9°F 58.1°F
Jan 29 58.1°F 58.3°F 59.4°F
Jan 30 58.0°F 58.0°F 58.9°F
Jan 31 57.9°F 58.5°F 57.6°F

Sea water temperature in Yokosuka by month

In Yokosuka, the months July through September offer comfortable swimming conditions, which amounts to 99 swimming days. The warmest water in Yokosuka was recorded on August 13, 2023, reaching a 84.7°F. While the coldest temperature occurred on February 18, 2018, dipping to 53.4°F. The average readings by season are 59.5°F in Winter, 61.0°F in Spring, 75.8°F in Summer, and 72.4°F in Autumn. January's average temperature is a slight drop from December's average of 62.3°F. In February, the temperature is expected to decrease further, potentially averaging around 57.4°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Futtsu 65.1°F 9mi
Yokohama 65.5°F 10mi
Fujisawa 71.9°F 12mi
Kimitsu 64.6°F 12mi
Kisarazu 64.7°F 16mi
Kawasaki 64.9°F 17mi
Tokyo 64.9°F 28mi
Ichihara 64.9°F 28mi
Odawara 71.1°F 29mi
Chiba 65.1°F 33mi

* current water temperature in this city

** straight line distance from Yokosuka