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Fukuoka in September

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

73.9 °F

Average:

78.2 °F

Maximum:

83.9 °F

Sea water temperature in Fukuoka in September

In the city of Fukuoka, the month of September is a great time for swimming. The minimum recorded temperature during this month was 73.9°F on September 22, 2015, with an average temperature being 78.2°F and a maximum temperature reaching 83.9°F on September 5, 2023.

The watter temperature range during this month provides a satisfying and enjoyable experience in the water. In September, the sea temperature remains relatively stable. The average temperature stays close to 78.2°F throughout the month, with minimal changes.
Date 10 years average 2023 2022
Sep 1 80.8°F 82.8°F 82.8°F
Sep 2 80.4°F 82.4°F 82.4°F
Sep 3 80.1°F 82.0°F 82.1°F
Sep 4 80.0°F 83.1°F 81.3°F
Sep 5 80.0°F 83.9°F 81.1°F
Sep 6 80.0°F 83.1°F 80.9°F
Sep 7 79.5°F 82.1°F 78.9°F
Sep 8 79.2°F 81.6°F 79.2°F
Sep 9 79.0°F 80.7°F 79.2°F
Sep 10 79.3°F 80.5°F 79.9°F
Sep 11 79.2°F 80.7°F 79.6°F
Sep 12 79.4°F 82.4°F 80.2°F
Sep 13 79.2°F 82.2°F 80.0°F
Sep 14 79.0°F 81.7°F 79.9°F
Sep 15 78.6°F 81.0°F 80.1°F
Sep 16 78.5°F 81.1°F 80.3°F
Sep 17 78.4°F 81.4°F 80.1°F
Sep 18 77.8°F 81.0°F 79.5°F
Sep 19 77.5°F 80.4°F 79.1°F
Sep 20 77.3°F 80.3°F 78.6°F
Sep 21 77.1°F 80.3°F 77.4°F
Sep 22 76.8°F 79.9°F 77.1°F
Sep 23 76.6°F 79.5°F 76.8°F
Sep 24 76.3°F 79.6°F 76.5°F
Sep 25 76.1°F 78.7°F 76.1°F
Sep 26 76.2°F 79.0°F 75.9°F
Sep 27 76.1°F 79.4°F 75.7°F
Sep 28 76.1°F 79.8°F 75.3°F
Sep 29 76.1°F 80.0°F 75.5°F
Sep 30 75.9°F 79.5°F 75.0°F

Sea water temperature in Fukuoka by month

In Fukuoka, the months July through September offer comfortable swimming conditions, which amounts to 106 swimming days. The warmest water in Fukuoka was recorded on August 21, 2020, reaching a 86.2°F. While the coldest temperature occurred on March 5, 2022, dipping to 52.0°F. The average readings by season are 58.6°F in Winter, 60.1°F in Spring, 76.9°F in Summer, and 72.7°F in Autumn. September's average temperature is a slight drop from August's average of 81.8°F. In October, the temperature is expected to decrease further, potentially averaging around 72.7°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Kitakyushu 66.0°F 30mi
Shimonoseki 65.0°F 39mi
Kumamoto 68.8°F 57mi
Nagasaki 67.5°F 66mi

* current water temperature in this city

** straight line distance from Fukuoka