Shizuoka
Japan
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Shizuoka, Japan

The best months for a swim in Shizuoka, Japan, are July through September, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.

In January, the average sea temperature in Shizuoka, Japan, is 16.3°C (61.3°F). Note: For swimming, a surface water temperature of 16.3°C (61.3°F) is not enjoyable for the majority. Weather in January »

With an average sea temperature of 15.4°C (59.7°F), February is the month with the coldest seawater in Shizuoka, Japan. Note: Swimming in 15.4°C (59.7°F) is not enjoyable for the majority. Weather in February »

In Shizuoka, Japan, in March, the average water temperature is 15.5°C (59.9°F). Note: For most, swimming in 15.5°C (59.9°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F). Weather in March »

In Shizuoka, Japan, the average seawater temperature in April is 17.3°C (63.1°F). Note: For most, swimming in 17.3°C (63.1°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F). Weather in April »

In Shizuoka, Japan, the average seawater temperature in May is 19.3°C (66.7°F). Note: For swimming, a surface water temperature of 19.3°C (66.7°F) is not enjoyable for the majority. Weather in May »

In Shizuoka, Japan, the average seawater temperature in June is 21.8°C (71.2°F). Note: For most, swimming in 21.8°C (71.2°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F). Weather in June »

The perfect water temperature of 25.5°C (77.9°F) makes July a great period for swimming and other water activities in Shizuoka, Japan. In July, the average sea temperature is 25.5°C (77.9°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in July »

An excellent water temperature of 26.6°C (79.9°F) makes August in Shizuoka, Japan, a prime for swimming and other water activities. The month with the warmest seawater is August, with an average sea temperature of 26.6°C (79.9°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in August »

An excellent water temperature of 25.8°C (78.4°F) makes September in Shizuoka, Japan, a prime for swimming and other water activities. In September, the average sea temperature is 25.8°C (78.4°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in September »

In October, the average sea temperature in Shizuoka, Japan, is 23.7°C (74.7°F). Note: Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 23.7°C (74.7°F) water may be enjoyable. Weather in October »

In Shizuoka, Japan, in November, the average water temperature is 20.9°C (69.6°F). Note: For swimming, a surface water temperature of 20.9°C (69.6°F) is not enjoyable for the majority. Weather in November »

In December, the average sea temperature in Shizuoka, Japan, is 17.9°C (64.2°F). Note: For most, swimming in 17.9°C (64.2°F) is not an enjoyable activity. Weather in December »

What is the month with the coldest sea water in Shizuoka?

With an average sea temperature of 15.4°C (59.7°F), February is the month with the coldest seawater.

When are the longest days in Shizuoka?

June has the longest days of the year in Shizuoka, with an average of 14.5h of daylight.

What is the month with the warmest sea water in Shizuoka?

The month with the warmest seawater in Shizuoka is August, with an average sea temperature of 26.6°C (79.9°F).

What is the month with the shortest days in Shizuoka?

December has the shortest days of the year in Shizuoka, Japan, with an average of 9.8h of daylight.
Average sea temperature - Shizuoka, Japan

The best month for swimming (with the highest average sea temperature) is August (26.6°C).
The coldest month (with the lowest average sea temperature) is February (15.4°C).

Average daylight - Shizuoka, Japan

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