Weather in May
May marks the bridge between spring and summer in
Wakayama,
Japan. A steady climb in the sea temperature reaching 19.8°C (67.6°F) indicates the onset of warmer days, a significant increase from
April’s sea temperature. Notably longer daylight hours than April allows more time for beach activities. As summer draws nearer, the days become hotter compared to the soothing temperatures of April, preparing the city for the full-blown summer season.
Sea temperature
In Wakayama, Japan, the average seawater temperature in May is 19.8°C (67.6°F).
Note: Most people do not take pleasure in swimming in water at 19.8°C (67.6°F). The difficulty of managing breathing increases as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
In May, the average length of the day is 13h and 56min.
On the first day of May in Wakayama, Japan, sunrise is at 05:09 and sunset at 18:43. On the last day of the month, sunrise is at 04:48 and sunset at 19:05 JST.