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Hekinan in May

Find out everything about the water temperature in Hekinan 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:

60.2 °F

Average:

66.3 °F

Maximum:

73.1 °F

Sea water temperature in Hekinan in May

In the city of Hekinan, the month of May is somewhat comfortable for swimming. The minimum recorded temperature during this month was 60.2°F on May 1, 2017, with an average temperature being 66.3°F and a maximum temperature reaching 73.1°F on May 27, 2019.

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 64.2°F at the beginning of the month, it steadily increases to around 68.5°F by the end.
Date 10 years average 2024 2023
May 1 62.9°F 64.0°F 62.7°F
May 2 63.2°F 64.1°F 62.7°F
May 3 63.6°F 64.2°F 63.0°F
May 4 63.8°F 67.3°F 63.3°F
May 5 64.1°F 69.1°F 63.3°F
May 6 64.8°F 68.3°F 66.8°F
May 7 64.7°F 67.8°F 66.6°F
May 8 65.0°F 68.3°F 67.3°F
May 9 65.1°F 70.4°F 66.9°F
May 10 64.8°F 67.8°F 66.0°F
May 11 64.7°F 67.7°F 67.9°F
May 12 65.0°F 68.1°F 67.2°F
May 13 65.2°F 68.2°F 67.0°F
May 14 65.3°F 68.4°F 66.8°F
May 15 65.7°F 66.7°F 66.7°F
May 16 66.1°F 69.7°F 67.6°F
May 17 66.8°F 70.1°F 70.2°F
May 18 66.9°F 68.5°F 71.6°F
May 19 67.0°F 68.3°F 70.9°F
May 20 67.1°F 68.2°F 70.3°F
May 21 67.2°F 70.7°F 69.5°F
May 22 67.4°F 68.6°F 71.4°F
May 23 67.8°F 68.4°F 71.6°F
May 24 68.1°F 68.9°F 67.9°F
May 25 68.6°F 71.0°F 67.9°F
May 26 68.8°F 70.5°F 68.0°F
May 27 68.8°F 69.7°F 67.8°F
May 28 69.0°F 69.4°F 68.2°F
May 29 69.2°F 70.8°F 68.5°F
May 30 69.2°F 69.0°F 68.6°F
May 31 69.1°F 69.0°F 68.6°F

Sea water temperature in Hekinan by month

In Hekinan, the months July through October offer comfortable swimming conditions, which amounts to 119 swimming days. The warmest water in Hekinan was recorded on August 16, 2024, reaching a 87.7°F. While the coldest temperature occurred on February 16, 2018, dipping to 47.8°F. The average readings by season are 56.3°F in Winter, 60.6°F in Spring, 78.5°F in Summer, and 73.4°F in Autumn. The average temperature in May is slightly warmer than April's average of 60.0°F. And in June, the temperature is expected to rise further, potentially reaching an average of 72.6°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Nagoya 59.2°F 21mi
Tsu 55.3°F 28mi
Hamamatsu 63.8°F 44mi

* current water temperature in this city

** straight line distance from Hekinan