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Kumamoto in June

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

68.7 °F

Average:

73.5 °F

Maximum:

82.7 °F

Sea water temperature in Kumamoto in June

In the city of Kumamoto, the month of June is a great time for swimming. The minimum recorded temperature during this month was 68.7°F on June 1, 2024, with an average temperature being 73.5°F and a maximum temperature reaching 82.7°F on June 30, 2022.

The watter temperature range during this month provides a satisfying and enjoyable experience in the water. Throughout the month of June, the sea temperature gradually gets warmer. Starting with an average temperature of 71.4°F at the beginning of the month, it steadily increases to around 75.7°F by the end.
Date 10 years average 2025 2024
Jun 1 70.3°F 69.3°F 68.7°F
Jun 2 70.6°F 69.6°F 69.6°F
Jun 3 70.8°F 69.6°F 69.7°F
Jun 4 71.5°F 71.0°F 72.0°F
Jun 5 71.5°F 71.4°F 71.6°F
Jun 6 71.6°F 71.7°F 71.4°F
Jun 7 71.5°F 71.7°F 70.6°F
Jun 8 71.8°F 71.7°F 70.8°F
Jun 9 72.2°F 71.7°F 71.0°F
Jun 10 72.7°F 71.8°F 71.0°F
Jun 11 72.6°F 71.8°F 70.0°F
Jun 12 72.7°F 71.9°F 70.8°F
Jun 13 72.8°F 71.9°F 72.2°F
Jun 14 73.0°F 72.0°F 74.1°F
Jun 15 73.3°F 72.7°F 75.3°F
Jun 16 73.5°F 72.7°F 75.3°F
Jun 17 73.7°F 73.2°F 75.9°F
Jun 18 73.7°F 73.9°F 75.6°F
Jun 19 73.9°F 75.8°F 75.5°F
Jun 20 74.3°F 78.9°F 75.2°F
Jun 21 74.6°F 78.4°F 74.9°F
Jun 22 74.6°F 78.3°F 74.8°F
Jun 23 75.2°F 78.2°F 74.9°F
Jun 24 75.2°F 78.0°F 75.0°F
Jun 25 75.2°F 78.1°F 75.1°F
Jun 26 75.6°F 78.2°F 75.3°F
Jun 27 75.8°F 78.0°F 75.5°F
Jun 28 76.5°F 80.4°F 75.7°F
Jun 29 77.1°F 82.2°F 75.8°F
Jun 30 77.4°F 81.9°F 75.7°F

Sea water temperature in Kumamoto by month

In Kumamoto, the months June through October offer comfortable swimming conditions, which amounts to 130 swimming days. The warmest water in Kumamoto was recorded on August 2, 2024, reaching a 89.5°F. While the coldest temperature occurred on February 24, 2018, dipping to 49.7°F. The average readings by season are 57.8°F in Winter, 62.0°F in Spring, 79.4°F in Summer, and 74.8°F in Autumn. The average temperature in June is slightly warmer than May's average of 67.7°F. And in July, the temperature is expected to rise further, potentially reaching an average of 80.9°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Nagasaki 61.1°F 47mi
Beppu 57.1°F 57mi
Fukuoka 58.1°F 57mi
Ōita 58.2°F 60mi

* current water temperature in this city

** straight line distance from Kumamoto