Weather in May
Sea temperature
In Izumi, Japan, the average seawater temperature in May is 19.8°C (67.6°F).Note: For most individuals, swimming in 19.8°C (67.6°F) is not enjoyable. As the water temperature decreases from 21°C (69.8°F) to 15°C (59°F), breathing control becomes increasingly difficult.
Daylight
In Izumi, the average length of the day in May is 13h and 58min.On the first day of the month, sunrise is at 05:08 and sunset at 18:42. On the last day of May, sunrise is at 04:47 and sunset at 19:05 JST.
Frequently asked questions
What is the sea temperature in May in Izumi?
In Izumi, Japan, in May, the average water temperature is 19.8°C (67.6°F). For swimming, a surface water temperature of 19.8°C (67.6°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).
How many hours of daylight does Izumi have in May?
The average day length in May in Izumi is 13h and 58min.
When is the sunrise / sunset in May in Izumi?
On the first day of May in Izumi, sunrise is at 05:08 and sunset at 18:42. On the last day of the month, sunrise is at 04:47 and sunset at 19:05 JST.
Average sea temperature in May
Izumi, Japan
- Average sea temperature in May: 19.8°C
The best month for swimming (with the highest average sea temperature) is August (27.7°C).
The coldest month (with the lowest average sea temperature) is February (15.6°C).
Average daylight in May
Izumi, Japan
- Average daylight in May: 14h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
Izumi, Japan
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