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 14.23°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.

57.6

°F

January 10, 11:12

Trend:

decreasing

Yesterday:

58.0°F

Tomorrow:

57.5°F

Sunrise:

06:51

Sunset:

16:47

Day Length:

9 h. 56 min.

Yokosuka in January

Minimum:

57.2°F

Average:

60.3°F

Maximum:

62.6°F

Sea water temperature in Yokosuka today

As of now, in Yokosuka, the water temperature is 57.6°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 1.3°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 61.1°F on 2021, while the historical minimum was 57.0°F on 2018.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 57.6°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 1	61.2°F	59.5°F	60.3°F
Jan 2	60.4°F	60.5°F	60.3°F
Jan 3	59.9°F	61.5°F	60.2°F
Jan 4	60.0°F	62.7°F	60.3°F
Jan 5	58.5°F	62.3°F	59.6°F
Jan 6	58.2°F	62.0°F	59.8°F
Jan 7	58.2°F	61.6°F	59.4°F
Jan 8	58.6°F	60.0°F	59.3°F
Jan 9	58.0°F	59.6°F	59.4°F
Jan 10	57.6°F	60.2°F	58.9°F
Jan 11	57.5°F	60.7°F	58.8°F
Jan 12	57.1°F	60.4°F	58.4°F
Jan 13	57.5°F	60.2°F	58.8°F
Jan 14	57.6°F	60.2°F	59.0°F
Jan 15	57.7°F	60.7°F	59.0°F
Jan 16	57.8°F	61.0°F	59.1°F
Jan 17	57.8°F	60.2°F	59.2°F
Dec 27	60.9°F	62.4°F	61.1°F
Dec 28	60.2°F	62.1°F	60.7°F
Dec 29	61.0°F	60.3°F	60.4°F
Dec 30	60.5°F	60.2°F	59.9°F
Dec 31	60.9°F	61.2°F	60.6°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	55.1°F	9mi
Yokohama	55.3°F	10mi
Fujisawa	61.1°F	12mi
Kimitsu	54.3°F	12mi
Kisarazu	54.2°F	16mi
Kawasaki	54.1°F	17mi
Tokyo	53.5°F	28mi
Ichihara	52.9°F	28mi
Odawara	61.4°F	29mi
Chiba	52.4°F	33mi

* current water temperature in this city

** straight line distance from Yokosuka