All data are in degrees Fahrenheit

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Japan > Yokosuka

Water temperature in Yokosuka

Detailed information about the current water temperature in Yokosuka. 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.
Sea temperature in Yokosuka now

54.8

°F

February 24, 18:04

Trend:

decreasing

Yesterday:

56.0°F

Tomorrow:

54.8°F

Sunrise:

06:18

Sunset:

17:32

Day Length:

11 h. 14 min.

Yokosuka in February

Minimum:

57.2°F

Average:

60.3°F

Maximum:

62.4°F

Sea water temperature in Yokosuka today

As of now, in Yokosuka, the water temperature is 54.8°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 1.9°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 57.9°F on 2023, while the historical minimum was 54.8°F on 2021.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the histoorical minimum and others when it was close to the historical maximum. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 54.7°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Yokosuka

Date Current Year

actual* / forecast**

 last year 10 years average
Feb 10 59.2°F 58.3°F 58.2°F
Feb 11 59.4°F 58.3°F 58.2°F
Feb 12 58.3°F 57.7°F 58.1°F
Feb 13 59.7°F 58.2°F 58.0°F
Feb 14 58.7°F 58.4°F 57.6°F
Feb 15 59.5°F 57.4°F 57.6°F
Feb 16 54.6°F 57.3°F 57.3°F
Feb 17 55.8°F 60.1°F 57.9°F
Feb 18 56.2°F 59.7°F 57.9°F
Feb 19 58.4°F 58.8°F 57.9°F
Feb 20 57.5°F 58.4°F 57.6°F
Feb 21 58.2°F 57.9°F 57.6°F
Feb 22 54.2°F 58.7°F 57.1°F
Feb 23 56.0°F 59.9°F 57.0°F
Feb 24 54.8°F 57.7°F 56.7°F
Feb 25 54.8°F 57.2°F 56.7°F
Feb 26 54.9°F 55.4°F 56.8°F
Feb 27 55.0°F 55.4°F 56.9°F
Feb 28 55.2°F 57.2°F 57.1°F
Mar 1 54.0°F 56.4°F 56.7°F
Mar 2 54.1°F 54.9°F 56.8°F
Mar 3 54.8°F 55.7°F 57.5°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 Yokosuka by month

January

February

March

April

May

June

July

August

September

October

November

December

In Yokosuka, the months July through September offer comfortable swimming conditions, which amounts to 104 swimming days.
The warmest water in Yokosuka was recorded on August 13, 2023, reaching a 84.7°F. While the coldest temperature occurred on February 18, 2018, dipping to 53.4°F. The average readings by season are 59.7°F in Winter, 61.1°F in Spring, 76.2°F in Summer, and 72.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Futtsu 55.3°F 9mi
Yokohama 53.2°F 10mi
Fujisawa 59.6°F 12mi
Kimitsu 54.8°F 12mi
Kisarazu 56.4°F 16mi
Kawasaki 52.5°F 17mi
Tokyo 53.2°F 28mi
Ichihara 57.0°F 28mi
Odawara 58.8°F 29mi
Chiba 56.4°F 33mi

* current water temperature in this city

** straight line distance from Yokosuka