What is the current water temperature in Tokyo?

Q: What is the current water temperature in Tokyo?

As of now, in Tokyo, the water temperature is 16.08°C. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it.

Japan > Tokyo

Water temperature in Tokyo

Detailed information about the current water temperature in Tokyo. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.

60.9

°F

February 21, 15:08

Trend:

stable

Yesterday:

60.9°F

Tomorrow:

60.9°F

Sunrise:

06:22

Sunset:

17:28

Day Length:

11 h. 6 min.

Tokyo in February

Minimum:

52.1°F

Average:

54.8°F

Maximum:

59.1°F

Sea water temperature in Tokyo today

As of now, in Tokyo, the water temperature is 60.9°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 8.6°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 55.8°F on 2016, while the historical minimum was 50.3°F on 2018.

latest data

last year

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 60.8°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Tokyo

Date	Current Year actual* / forecast**	last year	10 years average
Feb 7	50.3°F	51.0°F	52.1°F
Feb 8	51.6°F	50.7°F	52.5°F
Feb 9	52.1°F	50.1°F	52.8°F
Feb 10	52.4°F	49.7°F	52.8°F
Feb 11	53.5°F	49.9°F	52.8°F
Feb 12	53.5°F	49.7°F	52.6°F
Feb 13	56.4°F	50.5°F	52.7°F
Feb 14	57.7°F	50.5°F	52.5°F
Feb 15	57.8°F	50.1°F	52.4°F
Feb 16	59.3°F	50.4°F	52.9°F
Feb 17	58.8°F	50.9°F	53.4°F
Feb 18	58.6°F	51.7°F	53.1°F
Feb 19	60.2°F	51.0°F	52.8°F
Feb 20	60.9°F	51.5°F	52.3°F
Feb 21	60.9°F	52.0°F	52.4°F
Feb 22	60.9°F	54.4°F	52.3°F
Feb 23	61.1°F	55.1°F	52.5°F
Feb 24	60.5°F	53.8°F	51.9°F
Feb 25	60.6°F	53.7°F	52.0°F
Feb 26	60.9°F	54.5°F	52.4°F
Feb 27	60.9°F	55.0°F	52.3°F
Feb 28	60.6°F	54.4°F	52.0°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Tokyo by month

In Tokyo, the months July through September offer comfortable swimming conditions, which amounts to 105 swimming days.

The warmest water in Tokyo was recorded on July 30, 2024, reaching a 88.2°F. While the coldest temperature occurred on February 15, 2022, dipping to 47.3°F. The average readings by season are 54.7°F in Winter, 60.3°F in Spring, 77.9°F in Summer, and 71.8°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Kawasaki	60.8°F	12mi
Matsudo	57.8°F	13mi
Honchō	57.8°F	17mi
Yokohama	59.0°F	18mi
Chiba	57.8°F	25mi
Ichihara	58.2°F	25mi
Kisarazu	58.7°F	25mi
Kimitsu	59.1°F	25mi
Fujisawa	58.8°F	26mi
Futtsu	58.2°F	27mi

* current water temperature in this city

** straight line distance from Tokyo