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 17.18°C. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it.

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.

62.9

°F

April 25, 13:00

Trend:

stable

Yesterday:

63.0°F

Tomorrow:

63.6°F

Sunrise:

04:58

Sunset:

18:22

Day Length:

13 h. 24 min.

Yokosuka in May

Minimum:

56.1°F

Average:

59.6°F

Maximum:

62.4°F

Sea water temperature in Yokosuka today

As of now, in Yokosuka, the water temperature is 62.9°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 1.4°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 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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 63.4°F on 2022, while the historical minimum was 59.3°F on 2020.

latest data

last year

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 maximum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 63.7°F, with minimum temperature starting at 63.4°F, while the maximum might reach 64.2°F.

Daily water temperature in Yokosuka

Date	Current Year actual* / forecast**	last year	10 years average
Apr 11	60.1°F	59.1°F	59.6°F
Apr 12	60.2°F	59.4°F	60.0°F
Apr 13	60.7°F	59.5°F	59.8°F
Apr 14	60.3°F	59.8°F	59.7°F
Apr 15	60.3°F	59.5°F	60.0°F
Apr 16	60.6°F	59.9°F	60.3°F
Apr 17	60.3°F	59.3°F	60.5°F
Apr 18	60.9°F	59.4°F	61.0°F
Apr 19	61.6°F	59.1°F	61.1°F
Apr 20	62.0°F	60.6°F	61.1°F
Apr 21	63.7°F	61.3°F	61.7°F
Apr 22	61.9°F	61.2°F	61.7°F
Apr 23	62.5°F	61.3°F	61.8°F
Apr 24	63.0°F	61.4°F	61.5°F
Apr 25	62.9°F	61.5°F	61.5°F
Apr 26	63.6°F	61.9°F	62.1°F
Apr 27	63.7°F	62.2°F	62.2°F
Apr 28	63.5°F	63.7°F	62.1°F
Apr 29	63.7°F	62.3°F	62.2°F
Apr 30	63.4°F	61.9°F	62.0°F
May 1	64.0°F	61.5°F	62.5°F
May 2	64.2°F	62.0°F	62.8°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 March 2, 2026, dipping to 51.8°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	62.8°F	9mi
Yokohama	63.4°F	10mi
Fujisawa	65.3°F	12mi
Kimitsu	62.6°F	12mi
Kisarazu	62.7°F	16mi
Kawasaki	64.2°F	17mi
Tokyo	65.0°F	28mi
Ichihara	63.1°F	28mi
Odawara	64.9°F	29mi
Chiba	63.6°F	33mi

* current water temperature in this city

** straight line distance from Yokosuka