Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Urayasu, Japan

The perfect water temperature of 25.7°C (78.3°F) makes Agosto a great period for swimming and other water activities in Urayasu, Japan.

Sea temperature

With an average sea temperature of 25.7°C (78.3°F), Agosto is the month with the warmest seawater.
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.


In Agosto, the average length of the day in Urayasu is 13.5h.

What month is the sea warmest in Urayasu?

The month with the warmest seawater in Urayasu is Agosto, with an average sea temperature of 25.7°C (78.3°F).

How warm is the water in Agosto in Urayasu?

In Urayasu, Japan, the average seawater temperature in Agosto is 25.7°C (78.3°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Urayasu have in Agosto?

The average length of the day in Agosto in Urayasu, Japan, is 13.5h.
Average sea temperature in August - Urayasu, Japan
  • Average sea temperature in August: 25.7°C

The best month for swimming (with the highest average sea temperature) is August (25.7°C).
The coldest month (with the lowest average sea temperature) is February (14°C).

Average daylight in August - Urayasu, Japan
  • Average daylight in August: 13.5h

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.8h).