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

72.2

°F

October 26, 16:39

Trend:

stable

Yesterday:

72.7°F

Tomorrow:

72.5°F

Sunrise:

05:56

Sunset:

16:54

Day Length:

10 h. 58 min.

Yokosuka in November

Minimum:

56.6°F

Average:

58.7°F

Maximum:

60.7°F

Sea water temperature in Yokosuka today

As of now, in Yokosuka, the water temperature is 72.2°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 2.3°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 considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 71.6°F on 2024, while the historical minimum was 67.3°F on 2020.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest 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 72.1°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
Oct 12 73.7°F 73.0°F 72.8°F
Oct 13 73.5°F 73.4°F 72.7°F
Oct 14 73.9°F 72.1°F 72.6°F
Oct 15 73.6°F 74.1°F 72.6°F
Oct 16 73.1°F 73.1°F 72.4°F
Oct 17 72.5°F 73.4°F 72.3°F
Oct 18 72.8°F 73.5°F 71.9°F
Oct 19 74.1°F 74.1°F 72.2°F
Oct 20 74.1°F 73.9°F 72.1°F
Oct 21 73.3°F 71.2°F 71.3°F
Oct 22 73.1°F 69.9°F 71.2°F
Oct 23 73.1°F 70.3°F 70.7°F
Oct 24 72.9°F 72.9°F 70.8°F
Oct 25 72.7°F 71.7°F 70.4°F
Oct 26 72.2°F 71.6°F 69.9°F
Oct 27 72.5°F 72.7°F 70.2°F
Oct 28 72.3°F 72.6°F 70.0°F
Oct 29 72.0°F 72.5°F 69.7°F
Oct 30 72.2°F 72.5°F 69.9°F
Oct 31 72.1°F 71.2°F 69.8°F
Nov 1 71.9°F 70.8°F 69.5°F
Nov 2 71.7°F 70.9°F 69.4°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 102 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, 76.0°F in Summer, and 72.6°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Futtsu 71.2°F 9mi
Yokohama 72.1°F 10mi
Fujisawa 73.0°F 12mi
Kimitsu 70.8°F 12mi
Kisarazu 70.6°F 16mi
Kawasaki 71.7°F 17mi
Tokyo 71.4°F 28mi
Ichihara 70.0°F 28mi
Odawara 73.3°F 29mi
Chiba 70.0°F 33mi

* current water temperature in this city

** straight line distance from Yokosuka