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Yokohama in January

Find out everything about the water temperature in Yokohama 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:

38.4 °F

Average:

46.7 °F

Maximum:

52.0 °F

Sea water temperature in Yokohama in January

In the city of Yokohama, the month of January is too cold for swimming. The minimum recorded temperature during this month was 38.4°F on January 5, 2021, with an average temperature being 46.7°F and a maximum temperature reaching 52.0°F on January 1, 2018.

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 46.7°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
Jan 1 48.9°F 48.3°F 46.7°F
Jan 2 48.6°F 49.1°F 47.3°F
Jan 3 48.3°F 49.6°F 48.0°F
Jan 4 48.5°F 49.5°F 48.1°F
Jan 5 47.8°F 49.4°F 45.6°F
Jan 6 47.7°F 48.1°F 47.1°F
Jan 7 47.7°F 48.4°F 47.5°F
Jan 8 47.6°F 48.6°F 47.4°F
Jan 9 47.6°F 47.5°F 47.5°F
Jan 10 47.4°F 48.2°F 46.4°F
Jan 11 47.2°F 47.8°F 46.3°F
Jan 12 47.0°F 46.6°F 46.7°F
Jan 13 47.0°F 47.6°F 46.5°F
Jan 14 47.2°F 47.8°F 46.7°F
Jan 15 46.9°F 47.3°F 46.6°F
Jan 16 46.6°F 46.4°F 45.1°F
Jan 17 46.7°F 47.7°F 46.5°F
Jan 18 46.5°F 47.7°F 46.6°F
Jan 19 46.6°F 47.7°F 47.2°F
Jan 20 46.6°F 47.6°F 47.1°F
Jan 21 46.0°F 45.0°F 47.3°F
Jan 22 46.2°F 45.2°F 47.3°F
Jan 23 46.0°F 45.9°F 46.4°F
Jan 24 45.7°F 45.5°F 46.1°F
Jan 25 45.8°F 45.4°F 46.3°F
Jan 26 45.6°F 45.4°F 45.9°F
Jan 27 45.3°F 45.8°F 45.6°F
Jan 28 45.2°F 46.1°F 45.6°F
Jan 29 44.9°F 44.9°F 45.3°F
Jan 30 44.7°F 45.5°F 44.6°F
Jan 31 44.3°F 44.2°F 44.8°F

Sea water temperature in Yokohama by month

In Yokohama, August is the only month that offers comfortable swimming conditions. The amount of days when the water is warm enough is only 31. The warmest water in Yokohama was recorded on August 6, 2023, reaching a 82.5°F. While the coldest temperature occurred on March 20, 2014, dipping to 35.5°F. The average readings by season are 47.2°F in Winter, 46.9°F in Spring, 67.4°F in Summer, and 65.7°F in Autumn. January's average temperature is a slight drop from December's average of 51.7°F. In February, the temperature is expected to decrease further, potentially averaging around 43.2°F.