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Ichihara in January

Find out everything about the water temperature in Ichihara 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:

48.4 °F

Average:

54.1 °F

Maximum:

59.7 °F

Sea water temperature in Ichihara in January

In the city of Ichihara, the month of January is too cold for swimming. The minimum recorded temperature during this month was 48.4°F on January 31, 2019, with an average temperature being 54.1°F and a maximum temperature reaching 59.7°F on January 5, 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 54.1°F throughout the month, with minimal changes.
Date 10 years average 2025 2024
Jan 1 55.6°F 55.1°F 54.8°F
Jan 2 55.9°F 56.4°F 56.6°F
Jan 3 55.4°F 54.9°F 55.8°F
Jan 4 55.2°F 54.8°F 55.6°F
Jan 5 54.9°F 54.7°F 54.6°F
Jan 6 55.0°F 54.7°F 55.9°F
Jan 7 54.6°F 54.4°F 54.9°F
Jan 8 54.6°F 54.4°F 55.1°F
Jan 9 54.3°F 54.1°F 55.5°F
Jan 10 54.5°F 54.2°F 55.4°F
Jan 11 54.5°F 54.2°F 55.1°F
Jan 12 54.2°F 53.9°F 55.4°F
Jan 13 54.1°F 53.9°F 54.0°F
Jan 14 54.3°F 54.1°F 54.3°F
Jan 15 54.1°F 53.9°F 53.4°F
Jan 16 54.3°F 54.1°F 53.5°F
Jan 17 54.3°F 54.1°F 53.7°F
Jan 18 54.4°F 54.2°F 54.3°F
Jan 19 54.5°F 54.3°F 53.2°F
Jan 20 54.4°F 54.1°F 53.7°F
Jan 21 53.8°F 53.6°F 54.0°F
Jan 22 53.7°F 53.5°F 53.2°F
Jan 23 53.8°F 53.5°F 52.8°F
Jan 24 53.7°F 53.5°F 52.8°F
Jan 25 53.0°F 52.7°F 52.2°F
Jan 26 52.8°F 52.6°F 52.5°F
Jan 27 52.8°F 52.6°F 52.5°F
Jan 28 52.7°F 52.4°F 52.2°F
Jan 29 52.5°F 52.3°F 52.8°F
Jan 30 52.6°F 52.4°F 51.6°F
Jan 31 52.6°F 52.4°F 52.4°F

Sea water temperature in Ichihara by month

In Ichihara, the months July through September offer comfortable swimming conditions, which amounts to 105 swimming days. The warmest water in Ichihara was recorded on July 30, 2024, reaching a 88.3°F. While the coldest temperature occurred on February 2, 2019, dipping to 47.9°F. The average readings by season are 55.2°F in Winter, 60.1°F in Spring, 77.7°F in Summer, and 71.9°F in Autumn. January's average temperature is a slight drop from December's average of 59.0°F. In February, the temperature is expected to decrease further, potentially averaging around 52.6°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Chiba 54.3°F 6mi
Kisarazu 57.9°F 12mi
Honchō 52.6°F 14mi
Kimitsu 58.3°F 17mi
Futtsu 60.2°F 21mi
Kawasaki 56.2°F 21mi
Matsudo 52.6°F 21mi
Tokyo 55.0°F 25mi
Yokohama 57.9°F 25mi
Isumi 60.4°F 27mi

* current water temperature in this city

** straight line distance from Ichihara