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Akita

Water Temperature in the Sea of Japan in Akita, Japan: Current, Historical Data and Forecast

On this page, you will find comprehensive information about the sea temperature in Akita in Japan, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Current Water Temperature in Akita

10.0°C

TODAY

10.2°C

YESTERDAY

9.9°C

A WEEK AGO

Analysis, Historical Data, and Forecast of Water Temperature

Today sea water temperature in the Sea of Japan in Akita is 10°C. The water is slightly warmer, but still cool for most people. Swimming in such conditions is possible, but for most people, the time spent in the water should be limited to avoid hypothermia. Even experienced swimmers may feel discomfort if they stay in the water for too long. To improve comfort and safety, a wetsuit can be used.

It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.

Water Temperature Chart for Sea of Japan in Akita Over the Last 30 Days

The water temperature in Akita today is lower than both a week ago and a month ago. Today's sea temperature is generally in line with historical values for this day.

According to our forecast, the sea temperature in Akita will remain nearly unchanged in the coming days, its value will be 9.3°C.

Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.

Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts across Japan to enhance accuracy.

Water temperature data for Akita and nearby towns and resorts is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.

Table of Daily Sea Temperature Data

Date	Current	Average	Forecast
Feb 15	9.9°C	9.0°C
Feb 16	9.8°C	9.3°C
Feb 17	9.8°C	9.5°C
Feb 18	10.0°C	9.8°C
Feb 19	10.1°C	9.5°C
Feb 20	10.3°C	9.8°C
Feb 21	10.2°C	9.3°C
Feb 22	10.2°C	9.0°C
Feb 23		9.0°C	9.8°C
Feb 24		8.8°C	9.6°C
Feb 25		8.8°C	9.5°C
Feb 26		9.5°C	9.5°C
Feb 27		9.3°C	9.5°C
Feb 28		9.0°C	9.4°C
Mar 1		8.5°C	9.3°C
Mar 2		9.5°C	9.3°C

* Current - Actual water temperature value

** Average - Average water temperature on this day in recent years

*** Forecast - Our water temperature forecast

Sea Temperature in Akita Throughout the Year

Throughout the year, the sea temperature in Akita exceeds 77°F (25°C) for 55 days, exceeds 72°F (22°C) for 98 days, and exceeds 64°F (18°C) for 161 days.

Below is the annual chart of sea temperature changes in the Sea of Japan in Akita.

January

Minimum	Average	Maximum
6°C	10°C	14°C

February

Minimum	Average	Maximum
6°C	9°C	12°C

March

Minimum	Average	Maximum
6°C	8.5°C	11°C

April

Minimum	Average	Maximum
7°C	10°C	13°C

May

Minimum	Average	Maximum
9°C	13°C	17°C

June

Minimum	Average	Maximum
14°C	18°C	22°C

July

Minimum	Average	Maximum
19°C	24°C	29°C

August

Minimum	Average	Maximum
22°C	26.5°C	31°C

September

Minimum	Average	Maximum
19°C	24.5°C	30°C

October

Minimum	Average	Maximum
15°C	21°C	27°C

November

Minimum	Average	Maximum
13°C	17°C	21°C

December

Minimum	Average	Maximum
9°C	13.5°C	18°C

Monthly Water Temperature Histogram for Sea of Japan in Akita

You can explore detailed data on how the water temperature in Akita varies each month:

What Beaches Are There In and Around Akita?

Araya Seaside Park

Araya Seaside Park is a 1-stars sandy beach, located in a 6 km (4 miles) radius of Akita.

Link to the location of the beach

Katsurahama Beach Resort

Katsurahama Beach Resort is a 1-stars sandy beach, located in a 8 km (5 miles) radius of Akita.

Link to the location of the beach

Akita Weather

FEBRUARY 23

-2°C / 4°C

light snow

humidity: 68% | wind: 4 km/h

FEBRUARY 24

5°C / 7°C

overcast clouds: 85-100%

humidity: 68% | wind: 10 km/h

FEBRUARY 25

3°C / 7°C

light rain

humidity: 64% | wind: 10 km/h

FEBRUARY 26

3°C / 6°C

light snow

humidity: 55% | wind: 8 km/h

Sea Temperature in the Sea of Japan in Akita: General Trends and Swimming Opportunities

Original name

秋田市

The Local Time

02:39

Time Zone

UTC+9

Sunrise

06:23

Sunset

17:23

Length of the day

10 h 59 m

Akita Prefecture, located in the coastal region of Japan, experiences a humid subtropical climate, characterized by warm, humid summers and cool to cold winters, often with heavy snowfall. The influence of the Sea of Japan can lead to quick weather changes, punctuated by heavy rain or snow.

Akita is located in Asia in the Northern Hemisphere at a latitude of 40 degrees, along the shores of the Sea of Japan. Akita lies within the Akita Prefecture in Japan.

The average annual daytime air temperature in Akita is 12°C (54°F), with the average nighttime temperature being 6°C (43°F). The highest average daily temperature occurs in August, reaching 25°C (78°F), while the lowest is in January at -1°C (31°F). As for nighttime temperatures, the minimum average temperature of -5°C (23°F) is recorded in January, and the maximum is in August, reaching 19°C (66°F).

According to historical data, Akita experiences 181 rainy days per year, which accounts for 50 percent of all days in the year. On average, there are 15 rainy days each month. The wettest month is January, with 23 rainy days and 79 mm (3.1 inches) of precipitation, while the driest month is June, which typically has 10 rainy days and only 90 mm (3.5 inches) of precipitation.

The average annual water temperature in Sea of Japan in Akita is 16°C (61°F). In January, the water reaches its lowest point of the year at 6°C (43°F), while in August, it peaks at 31°C (88°F). The month suitable for comfortable beach vacations and swimming in the Sea of Japan is August. During this month, the water temperature stays above 20°C (68°F) and can reach up to 31°C (88°F) on some days.

Geographical Location of Akita

Frequently Asked Questions About Akita and its Water Temperatures

What is the current sea temperature in Akita?

The water temperature today in the Sea of Japan in Akita is 50°F (10°C).

In which months is the water temperature in Akita comfortable for swimming?

The water temperature in the Sea of Japan in Akita is comfortable for swimming and beach vacations in August.

What is the water temperature in Akita during the winter?

The water temperature in the Sea of Japan in Akita during the winter ranges from 6°C to 18°C (43°F to 64°F).

What is the water temperature in Akita during the spring?

The water temperature in the Sea of Japan in Akita during the spring ranges from 6°C to 17°C (43°F to 63°F).

What is the water temperature in Akita during the summer?

The water temperature in the Sea of Japan in Akita during the summer ranges from 14°C to 31°C (57°F to 88°F).

What is the water temperature in Akita during the fall?

The water temperature in the Sea of Japan in Akita during the fall ranges from 13°C to 30°C (55°F to 86°F).

Is it possible to swim in the sea in Akita at any time of the year?

The Sea of Japan in Akita is quite cool, and swimming is only possible in June, July, August, September, October, and November when the water temperature reaches 21°C (70°F).

What sea temperatures can I expect in Akita in the next month?

In March, the water temperature in the Sea of Japan in Akita will range between 43°F (6°C) and 52°F (11°C)