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 15.86°C. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration.

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.

60.5

°F

November 22, 11:49

Trend:

decreasing

Yesterday:

61.3°F

Tomorrow:

60.5°F

Sunrise:

06:23

Sunset:

16:31

Day Length:

10 h. 8 min.

Tokyo in November

Minimum:

51.7°F

Average:

54.0°F

Maximum:

57.7°F

Sea water temperature in Tokyo today

As of now, in Tokyo, the water temperature is 60.5°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 3.0°F lower 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 considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 65.3°F on 2015, while the historical minimum was 61.3°F on 2021.

latest data

last year

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 59.7°F, the minimum temperature may reach 58.9°F, and the maximum might stay at 60.6°F.

Daily water temperature in Tokyo

Date	Current Year actual* / forecast**	last year	10 years average
Nov 8	62.4°F	66.5°F	66.1°F
Nov 9	62.7°F	66.2°F	65.8°F
Nov 10	63.0°F	66.1°F	65.7°F
Nov 11	62.9°F	65.7°F	65.3°F
Nov 12	63.2°F	65.7°F	65.3°F
Nov 13	63.2°F	65.5°F	65.0°F
Nov 14	63.4°F	65.5°F	65.0°F
Nov 15	63.5°F	65.7°F	65.0°F
Nov 16	61.7°F	65.8°F	64.6°F
Nov 17	62.5°F	65.8°F	64.5°F
Nov 18	61.3°F	65.7°F	64.1°F
Nov 19	61.5°F	65.7°F	64.3°F
Nov 20	60.9°F	65.7°F	64.0°F
Nov 21	61.3°F	65.7°F	64.3°F
Nov 22	60.5°F	65.1°F	63.5°F
Nov 23	60.5°F	64.7°F	63.4°F
Nov 24	60.6°F	64.2°F	63.6°F
Nov 25	59.8°F	63.7°F	62.7°F
Nov 26	59.2°F	63.0°F	62.2°F
Nov 27	59.5°F	63.5°F	62.5°F
Nov 28	59.3°F	62.8°F	62.3°F
Nov 29	58.9°F	62.5°F	61.9°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 55.0°F in Winter, 60.2°F in Spring, 77.6°F in Summer, and 71.7°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Kawasaki	61.0°F	12mi
Matsudo	59.4°F	13mi
Honchō	59.4°F	17mi
Yokohama	61.5°F	18mi
Chiba	60.7°F	25mi
Ichihara	61.2°F	25mi
Kisarazu	61.9°F	25mi
Kimitsu	61.5°F	25mi
Fujisawa	65.8°F	26mi
Futtsu	61.5°F	27mi

* current water temperature in this city

** straight line distance from Tokyo