All data are in degrees Fahrenheit

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Japan > Yokohama

Water temperature in Yokohama

Detailed information about the current water temperature in Yokohama. 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 Yokohama now

53.8

°F

February 3, 13:34

Trend:

increasing

Yesterday:

53.5°F

Tomorrow:

54.2°F

Sunrise:

06:40

Sunset:

17:11

Day Length:

10 h. 31 min.

Yokohama in February

Minimum:

54.0°F

Average:

56.7°F

Maximum:

60.0°F

Sea water temperature in Yokohama today

As of now, in Yokohama, the water temperature is 53.8°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 0.4°F lower than 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

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 57.5°F on 2021, while the historical minimum was 51.8°F on 2023.

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 minimum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 54.6°F, with minimum temperature starting at 54.2°F, while the maximum might reach 54.9°F.

Daily water temperature in Yokohama

Date Current Year

actual* / forecast**

 last year 10 years average
Jan 20 52.9°F 55.8°F 55.3°F
Jan 21 53.2°F 56.6°F 55.1°F
Jan 22 54.6°F 54.0°F 54.8°F
Jan 23 53.7°F 52.8°F 54.8°F
Jan 24 54.1°F 54.6°F 55.1°F
Jan 25 53.6°F 54.4°F 54.4°F
Jan 26 54.0°F 52.0°F 54.0°F
Jan 27 53.2°F 52.5°F 53.5°F
Jan 28 54.0°F 55.1°F 53.8°F
Jan 29 53.6°F 53.6°F 53.9°F
Jan 30 52.6°F 55.0°F 54.2°F
Jan 31 52.9°F 54.9°F 54.3°F
Feb 1 52.1°F 54.8°F 53.9°F
Feb 2 53.5°F 54.6°F 53.9°F
Feb 3 53.8°F 54.8°F 54.2°F
Feb 4 54.2°F 55.1°F 54.6°F
Feb 5 54.6°F 55.5°F 55.0°F
Feb 6 54.7°F 55.6°F 55.0°F
Feb 7 54.6°F 55.3°F 55.0°F
Feb 8 54.9°F 55.0°F 55.3°F
Feb 9 54.6°F 55.6°F 55.0°F
Feb 10 54.7°F 55.0°F 55.0°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 Yokohama by month

January

February

March

April

May

June

July

August

September

October

November

December

In Yokohama, the months July through September offer comfortable swimming conditions, which amounts to 105 swimming days.
The warmest water in Yokohama was recorded on July 30, 2024, reaching a 86.1°F. While the coldest temperature occurred on March 4, 2022, dipping to 49.1°F. The average readings by season are 56.6°F in Winter, 60.5°F in Spring, 77.1°F in Summer, and 72.1°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Kawasaki 51.2°F 7mi
Yokosuka 57.9°F 10mi
Fujisawa 59.9°F 11mi
Futtsu 56.0°F 13mi
Kimitsu 53.7°F 14mi
Kisarazu 53.2°F 16mi
Tokyo 49.6°F 18mi
Ichihara 50.1°F 25mi
Honchō 48.5°F 26mi
Matsudo 48.5°F 28mi

* current water temperature in this city

** straight line distance from Yokohama