All data are in degrees Fahrenheit

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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

68.5

°F

June 2, 00:24

Trend:

increasing

Yesterday:

68.3°F

Tomorrow:

68.9°F

Sunrise:

04:28

Sunset:

18:51

Day Length:

14 h. 23 min.

Yokosuka in June

Minimum:

56.2°F

Average:

59.9°F

Maximum:

62.0°F

Sea water temperature in Yokosuka today

As of now, in Yokosuka, the water temperature is 68.5°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is about the same as the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to rise a bit.

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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 69.3°F on 2019, while the historical minimum was 67.0°F on 2023.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 69.1°F, with minimum temperature starting at 68.8°F, while the maximum might reach 69.3°F.

Daily water temperature in Yokosuka

Date Current Year

actual* / forecast**

last year 10 years average
May 19 65.5°F 65.5°F 66.0°F
May 20 64.4°F 65.9°F 66.2°F
May 21 66.3°F 66.0°F 66.5°F
May 22 66.4°F 66.7°F 66.5°F
May 23 66.7°F 67.0°F 66.8°F
May 24 66.8°F 67.4°F 67.0°F
May 25 66.9°F 66.6°F 67.3°F
May 26 67.1°F 67.1°F 67.6°F
May 27 67.1°F 67.9°F 67.6°F
May 28 67.3°F 68.6°F 67.7°F
May 29 67.7°F 67.6°F 68.0°F
May 30 67.9°F 67.6°F 68.0°F
May 31 68.2°F 68.0°F 68.3°F
Jun 1 68.3°F 68.3°F 68.3°F
Jun 2 68.5°F 69.1°F 68.5°F
Jun 3 68.9°F 69.2°F 69.0°F
Jun 4 68.8°F 69.6°F 68.8°F
Jun 5 69.0°F 70.1°F 69.0°F
Jun 6 69.1°F 70.1°F 69.1°F
Jun 7 69.1°F 70.0°F 69.2°F
Jun 8 69.3°F 70.5°F 69.4°F
Jun 9 69.2°F 70.7°F 69.3°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

In Yokosuka, the months July through September offer comfortable swimming conditions, which amounts to 100 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, 75.9°F in Summer, and 72.6°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Futtsu 68.6°F 9mi
Yokohama 68.5°F 10mi
Fujisawa 68.4°F 12mi
Kimitsu 68.6°F 12mi
Kisarazu 68.6°F 16mi
Kawasaki 68.8°F 17mi
Tokyo 69.3°F 28mi
Ichihara 68.3°F 28mi
Odawara 68.5°F 29mi
Chiba 68.4°F 33mi

* current water temperature in this city

** straight line distance from Yokosuka