What Is the Ocean Water Temperature in Fukuoka? Monthly Averages and How It Feels

Fukuoka Prefecture, located in the northern part of Kyushu, boasts a beautiful coastline along the Genkai Sea and the Hibiki Sea. Many tourists visit Fukuoka to enjoy swimming during the summer. Although Fukuoka’s ocean is influenced by a relatively warm climate, the water temperature is slightly lower compared to other warm regions. In this article, we’ll explore the monthly average water temperatures in Fukuoka and discuss how it feels during each season.

Monthly Average Ocean Water Temperatures in Fukuoka
Ocean Water Temperature and How It Feels by Season
Recommended Beaches in Fukuoka
Conclusion

Monthly Average Ocean Water Temperatures in Fukuoka

Here are the monthly average ocean water temperatures in Fukuoka Prefecture, based on data from reliable sources:

January: 14°C (57°F)
February: 14°C (57°F)
March: 14°C (57°F)
April: 15°C (59°F)
May: 17°C (63°F)
June: 20°C (68°F)
July: 24°C (75°F)
August: 27°C (81°F)
September: 26°C (79°F)
October: 23°C (73°F)
November: 19°C (66°F)
December: 16°C (61°F)

Fukuoka’s ocean water temperature drops to around 14°C (57°F) during winter and reaches about 27°C (81°F) during the peak of summer. Although the water temperature is slightly lower compared to other warm regions, you can still fully enjoy swimming during the summer peak.

Ocean Water Temperature and How It Feels by Season

Spring (March to May)

During spring, the water temperature gradually rises. In Fukuoka’s ocean, it ranges from 14°C to 17°C (57°F to 63°F), which may feel chilly. However, by May, when the water temperature reaches 17°C (63°F), you can enjoy marine sports with a wetsuit.

Summer (June to August)

Summer is the peak of Fukuoka’s swimming season. The water temperature ranges from 20°C to 27°C (68°F to 81°F), allowing you to enjoy swimming. However, compared to other warm regions, the water temperature is slightly lower, so prolonged swimming may cause your body to feel cold. Don’t forget to protect yourself from the strong sunlight.

Autumn (September to November)

In autumn, the scorching summer heat subsides, and the water temperature begins to drop gradually. From September to November, the water temperature ranges from 19°C to 26°C (66°F to 79°F), providing suitable conditions for enjoying swimming. The sun also becomes milder, making it a comfortable season.

Winter (December to February)

Winter is when Fukuoka’s ocean water is at its coldest, ranging from 14°C to 16°C (57°F to 61°F). While not suitable for swimming, you can still enjoy surfing or diving with a wetsuit.

Recommended Beaches in Fukuoka

Fukuoka Prefecture has many beautiful beaches. Here are a few notable ones:

Koinoura Beach (Fukutsu City)
Keya Beach (Itoshima City)
Hazu Beach (Munakata City)
Ainoshima Beach (Shingu Town)
Oshima Beach (Munakata City)

These beaches are bustling with swimmers during the summer months.

Conclusion

Although Fukuoka’s ocean water temperature is slightly lower compared to other warm regions, you can still fully enjoy swimming during the summer. However, be mindful that prolonged swimming may cause your body to feel cold, so take care of your health.

To fully enjoy Fukuoka’s beautiful beaches, pay attention not only to the water temperature but also to the air temperature and sunlight intensity, and enjoy the ocean within your comfort level. By understanding the characteristics of each season, you can safely enjoy Fukuoka’s ocean to the fullest.