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Shimonoseki in October

Find out everything about the water temperature in Shimonoseki in October. Average, minimum and maximum recorded temperatures as well as daily temperature in October for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in October
Minimum:

68.6 °F

Average:

73.1 °F

Maximum:

79.8 °F

Sea water temperature in Shimonoseki in October

In the city of Shimonoseki, the month of October is somewhat comfortable for swimming. The minimum recorded temperature during this month was 68.6°F on October 29, 2020, with an average temperature being 73.1°F and a maximum temperature reaching 79.8°F on October 2, 2023.

While some may find it enjoyable for a brief swim, others might consider it a bit too cold for extended periods in the water. Throughout the month of October, the sea temperature gradually gets colder. Starting with an average temperature of 75.4°F at the beginning of the month, it steadily decreases to around 71.1°F by the end.
Date 10 years average 2024 2023
Oct 1 76.1°F 79.7°F 79.4°F
Oct 2 76.0°F 79.3°F 79.8°F
Oct 3 76.0°F 78.9°F 79.5°F
Oct 4 75.8°F 78.8°F 78.9°F
Oct 5 75.7°F 78.3°F 78.9°F
Oct 6 75.3°F 77.9°F 78.4°F
Oct 7 75.1°F 77.5°F 77.9°F
Oct 8 74.8°F 77.0°F 77.3°F
Oct 9 74.6°F 76.6°F 77.0°F
Oct 10 74.4°F 76.6°F 76.8°F
Oct 11 74.3°F 76.3°F 76.5°F
Oct 12 74.1°F 76.0°F 75.3°F
Oct 13 73.5°F 75.1°F 75.5°F
Oct 14 73.5°F 75.0°F 75.0°F
Oct 15 73.2°F 75.1°F 74.4°F
Oct 16 73.0°F 75.0°F 75.0°F
Oct 17 72.7°F 75.2°F 73.6°F
Oct 18 72.4°F 75.5°F 73.0°F
Oct 19 72.3°F 75.7°F 73.3°F
Oct 20 72.3°F 75.8°F 73.1°F
Oct 21 72.2°F 75.6°F 72.1°F
Oct 22 71.9°F 74.9°F 71.5°F
Oct 23 71.8°F 75.0°F 71.5°F
Oct 24 71.3°F 74.3°F 70.9°F
Oct 25 71.2°F 73.9°F 72.2°F
Oct 26 70.9°F 73.8°F 71.1°F
Oct 27 70.8°F 73.7°F 71.3°F
Oct 28 70.6°F 73.8°F 71.6°F
Oct 29 70.5°F 73.6°F 71.5°F
Oct 30 70.4°F 73.0°F 70.6°F
Oct 31 70.1°F 73.1°F 70.7°F

Sea water temperature in Shimonoseki by month

In Shimonoseki, the months July through September offer comfortable swimming conditions, which amounts to 110 swimming days. The warmest water in Shimonoseki was recorded on August 8, 2024, reaching a 86.8°F. While the coldest temperature occurred on February 22, 2022, dipping to 49.3°F. The average readings by season are 57.5°F in Winter, 59.4°F in Spring, 77.2°F in Summer, and 73.0°F in Autumn. October's average temperature is a slight drop from September's average of 78.9°F. In November, the temperature is expected to decrease further, potentially averaging around 66.8°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Kitakyushu 68.0°F 9mi
Fukuoka 67.5°F 39mi
Beppu 69.9°F 57mi
Ōita 70.3°F 63mi

* current water temperature in this city

** straight line distance from Shimonoseki