watertemperature.org logo2

Sea temperatures, water sports and vacation activities near Iwai, Japan

Water temperatures throughout the year and general information about Iwai...

Iwai is a coastal city in Japan. It is a quite little city close to the water with a population of 42497 people. The water temperature around Iwai changes significantly throughout the year. The temperature ranges from 12°C (53.5°F) in February up to 24°C (75.2°F) in the month of September, as illustrated below. The average water temperature throughout the year is 17°C (63°F) and the best time for water activities is early fall, since Iwai is located in the northern hemisphere.

Hover over the bars to see temperature for each month in Celsius and Fahrenheit.

What is the current water temperature near Iwai?

The current water temperature in the month of May near Iwai is about:
17°C (62°F)

Are there surf spots near Iwai?

There are not too many surf spots close to Iwai. A good spot nearby is Katagai, which is roughly 47.6km (34.7miles) away from Iwai. Click here for directions and to check out more information on Katagai and its water temperature. Other good surfspots near Iwai are Osaki, which is approximately 55.8km (34.7miles) away, and Inamuragasaki, located roughly 55.9km (34.7miles) from Iwai.

Are there beaches close by?

No, not too many beaches are located close to Iwai. The next good one is Kujukuri Beach, which is more than 46.6km (28.9miles) away from Iwai. If you don't mind the long drive, you can also visit Haeundae Beach, which is ca 609.8km (378.7miles) away from Iwai.

What wetsuit do I need for Iwai?

The water temperature around Iwai is warm, reaching up to 24°C (75°F) in the months of August, September, and October. During this time, in the early fall, a light wetsuit top or a jumpsuit might be required to stay in the water for more than half an hour, but some might even be fine without a rashguard or thin top for surfing, swimming, snorkelling, or scuba diving around Iwai. Nevertheless, during January, February, and March, temperatures drop down to roughly 12°C (54°F). During this time, a 3-4mm wetsuit is recommended to be able to stay in the water for more than half an hour, but some people might even be ok with a good-quality 2/3mm suit . For very chilly conditions and cold mornings/evenings, it might be advisable to bring a pair of boots and a wetsuit hoodie.

How is the scuba diving and fishing close to Iwai?

Due to comparatively large temperature changes throughout the year, fishing and diving conditions vary quite a bit depending on the time of the year. The temperature ranges from 12 to 17°C (54-63°F) during January, February, and March. Atlantic Mackerel, Winter Flounder, and Tautog love this temperature range. However, the conditions typically change during fall when temperatures range from 19 to 24°C (66-75°F). Fish that like to hang out in waters of this temperature range include: Bigeye Tuna, Blackfin Tuna, King Mackerel, Spotted Seatrout, and White Marlin.

Directions to Iwai: How do I get there?

Please follow the directions in the map below.

Some fun facts about Iwai...

Do you know what the the city El Sobrante in the United States, the geo Stembel Knoll , and Alger Canyons have in common with Iwai? Click on the links to find out...