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Nagasaki in May

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

62.9 °F

Average:

66.8 °F

Maximum:

71.5 °F

Sea water temperature in Nagasaki in May

In the city of Nagasaki, the month of May is somewhat comfortable for swimming. The minimum recorded temperature during this month was 62.9°F on May 1, 2020, with an average temperature being 66.8°F and a maximum temperature reaching 71.5°F on May 27, 2022.

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 May, the sea temperature gradually gets warmer. Starting with an average temperature of 64.8°F at the beginning of the month, it steadily increases to around 68.9°F by the end.
Date 10 years average 2024 2023
May 1 64.2°F 65.6°F 63.7°F
May 2 64.6°F 65.4°F 63.8°F
May 3 64.5°F 65.5°F 63.2°F
May 4 64.4°F 65.5°F 63.5°F
May 5 64.5°F 65.8°F 63.8°F
May 6 64.7°F 65.9°F 64.2°F
May 7 65.0°F 66.0°F 64.3°F
May 8 65.1°F 65.6°F 64.6°F
May 9 65.2°F 65.4°F 64.5°F
May 10 65.3°F 65.2°F 64.1°F
May 11 65.6°F 65.4°F 66.5°F
May 12 65.6°F 65.5°F 65.0°F
May 13 65.8°F 65.6°F 65.2°F
May 14 65.9°F 65.8°F 65.0°F
May 15 66.2°F 66.5°F 65.6°F
May 16 66.5°F 66.4°F 66.4°F
May 17 66.9°F 66.8°F 67.0°F
May 18 67.3°F 67.2°F 67.2°F
May 19 67.2°F 67.1°F 67.2°F
May 20 67.3°F 67.2°F 67.1°F
May 21 67.5°F 67.4°F 66.3°F
May 22 67.8°F 67.7°F 67.1°F
May 23 68.4°F 68.3°F 67.9°F
May 24 68.3°F 68.2°F 67.7°F
May 25 68.8°F 68.7°F 67.8°F
May 26 69.2°F 69.2°F 68.0°F
May 27 69.4°F 69.3°F 68.6°F
May 28 69.5°F 69.4°F 69.9°F
May 29 69.4°F 69.4°F 70.2°F
May 30 69.6°F 69.5°F 70.1°F
May 31 69.9°F 69.8°F 70.3°F

Sea water temperature in Nagasaki by month

In Nagasaki, the months July through October offer comfortable swimming conditions, which amounts to 126 swimming days. The warmest water in Nagasaki was recorded on August 22, 2022, reaching a 86.0°F. While the coldest temperature occurred on March 7, 2023, dipping to 55.1°F. The average readings by season are 60.7°F in Winter, 62.6°F in Spring, 78.0°F in Summer, and 74.7°F in Autumn. The average temperature in May is slightly warmer than April's average of 62.0°F. And in June, the temperature is expected to rise further, potentially reaching an average of 72.6°F.