What is the current water temperature in Yokosuka?

Q: What is the current water temperature in Yokosuka?

As of now, in Yokosuka, the water temperature is 13.85°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 > 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.

56.9

°F

January 31, 15:17

Trend:

decreasing

Yesterday:

57.1°F

Tomorrow:

56.9°F

Sunrise:

06:42

Sunset:

17:08

Day Length:

10 h. 26 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 56.9°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 1.1°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

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 61.4°F on 2021, while the historical minimum was 56.0°F on 2018.

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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 57.0°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
Jan 17	55.3°F	60.2°F	58.8°F
Jan 18	56.3°F	59.8°F	58.9°F
Jan 19	55.9°F	59.3°F	58.8°F
Jan 20	54.8°F	59.1°F	58.3°F
Jan 21	56.0°F	60.0°F	58.3°F
Jan 22	57.7°F	57.7°F	58.3°F
Jan 23	58.2°F	58.7°F	58.5°F
Jan 24	58.6°F	59.1°F	58.8°F
Jan 25	56.5°F	59.2°F	58.6°F
Jan 26	57.6°F	57.2°F	58.4°F
Jan 27	57.4°F	58.1°F	58.3°F
Jan 28	55.9°F	59.5°F	58.1°F
Jan 29	56.3°F	56.5°F	58.1°F
Jan 30	57.1°F	57.0°F	58.2°F
Jan 31	56.9°F	56.8°F	58.1°F
Feb 1	56.9°F	56.7°F	58.0°F
Feb 2	56.6°F	56.7°F	57.7°F
Feb 3	56.8°F	57.0°F	58.0°F
Feb 4	57.0°F	58.9°F	58.2°F
Feb 5	57.2°F	59.5°F	58.3°F
Feb 6	57.2°F	59.5°F	58.4°F
Feb 7	57.4°F	59.0°F	58.5°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

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	54.2°F	9mi
Yokohama	52.6°F	10mi
Fujisawa	58.8°F	12mi
Kimitsu	52.2°F	12mi
Kisarazu	52.0°F	16mi
Kawasaki	50.3°F	17mi
Tokyo	48.9°F	28mi
Ichihara	50.0°F	28mi
Odawara	58.2°F	29mi
Chiba	49.4°F	33mi

* current water temperature in this city

** straight line distance from Yokosuka