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

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

Hakone is a coastal city in Japan. It is a rather small-sized town in proximity to the ocean with a population of 13339 people. The water temperature around Hakone has a large variability throughout the year. The temperature ranges from 14.3°C (57.7°F) in March up to 25.9°C (78.6°F) in the month of August, as shown in the interactive table below. The average water temperature throughout the year is 19°C (67°F) and the best time for water activities is late summer, since Hakone 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 Hakone?

The current water temperature in the month of March in the waters around Hakone is ca:

Are there surf spots near by?

Yes, there are a few surf spots in close proximity to Hakone. The nearest one is Sakawa Rivermouth, which is just 10km (7.8miles) away from Hakone. Click here for directions and for more information on Sakawa Rivermouth and its current water temperature. Other good surfspots near Hakone are Usami, which is 12.6km (7.8miles) away, and Secret Spot 5, located approximately 24.8km (15.4miles) from Hakone.

Are there white sand beaches near by?

Not many beaches are close to Hakone. The next good one is Kujukuri Beach, which is 85.4km (53.1miles) away from Hakone. If you don't mind the drive, you can also visit Haeundae Beach, 557.7km (346.4miles) away from Hakone.

What wetsuit thickness do I need for Hakone?

The sea temperature around Hakone is very warm, reaching up to 26°C (79°F) in the months of July, August, and September. During this time, in the late summer, a rashguard or 1mm wetsuit top might be required for temperature-senstive people, but most will be fine without a wetsuit for surfing, swimming, snorkelling, or scuba diving . Nevertheless, during early spring, sea temperatures come down to 14°C (58°F). During these months, a 4/3 wetsuit is recommended to feel comfortable, but some might even be ok with a good 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 diving and fishing near Hakone?

Due to significant water temperature changes during the year, fishing and diving conditions vary a lot depending on the season. The temperature ranges from 14 to 19°C (58-67°F) during February, March, and April. Atlantic Mackerel, Winter Flounder, and Tautog are typical fish that can be found in waters of this temperature range. Nevertheless, the conditions normally change during summer when sea temperatures reach 21 to 26°C (70-79°F). Fish which like to roam around in waters of this temperature range include: Barracuda, Black Marlin, Blue Marlin, Jack Crevalle, Sailfish, and Yellowfin Tuna.

Directions to Hakone: How do I get there?

Please follow the directions in the map below.

Fun facts about Hakone...

Do you know what the the city Rogoznica in Croatia, the city Cantalupo nel Sannio in Italy, and the city Hemudu in China have in common with Hakone? Click on the links to find out...