What is the current water temperature in Yokohama?

Q: What is the current water temperature in Yokohama?

As of now, in Yokohama, the water temperature is 9.13°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 > 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.

48.4

°F

April 23, 22:26

Trend:

increasing

Yesterday:

48.1°F

Tomorrow:

48.7°F

Sunrise:

04:45

Sunset:

18:23

Day Length:

13 h. 38 min.

Yokohama in April

Minimum:

42.2°F

Average:

48.3°F

Maximum:

51.6°F

Sea water temperature in Yokohama today

As of now, in Yokohama, the water temperature is 48.4°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 0.6°F higher 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

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. 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 50.3°F on 2022, while the historical minimum was 45.7°F on 2018.

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 histoorical minimum and others when it was close to the historical maximum. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 49.2°F, with minimum temperature starting at 48.7°F, while the maximum might reach 49.8°F.

Daily water temperature in Yokohama

Date	Current Year actual* / forecast**	last year	10 years average
Apr 9	45.5°F	46.8°F	45.5°F
Apr 10	46.2°F	46.5°F	45.8°F
Apr 11	45.6°F	46.0°F	45.6°F
Apr 12	45.7°F	46.8°F	45.9°F
Apr 13	45.4°F	46.7°F	45.8°F
Apr 14	45.7°F	46.6°F	46.2°F
Apr 15	45.6°F	46.6°F	46.3°F
Apr 16	46.0°F	47.1°F	46.6°F
Apr 17	46.8°F	47.0°F	47.6°F
Apr 18	47.1°F	46.3°F	47.6°F
Apr 19	48.2°F	46.8°F	47.6°F
Apr 20	48.7°F	47.3°F	47.7°F
Apr 21	46.7°F	47.8°F	47.7°F
Apr 22	48.1°F	47.8°F	48.1°F
Apr 23	48.4°F	47.0°F	47.8°F
Apr 24	48.7°F	47.5°F	48.1°F
Apr 25	48.8°F	47.5°F	48.2°F
Apr 26	48.9°F	48.6°F	48.3°F
Apr 27	49.1°F	49.0°F	48.5°F
Apr 28	49.4°F	48.9°F	48.8°F
Apr 29	49.5°F	48.7°F	48.9°F
Apr 30	49.8°F	49.3°F	49.2°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

In Yokohama, August is the only month that offers comfortable swimming conditions. The amount of days when the water is warm enough is only 49.

The warmest water in Yokohama was recorded on August 6, 2023, reaching a 82.5°F. While the coldest temperature occurred on January 5, 2021, dipping to 38.4°F. The average readings by season are 47.3°F in Winter, 47.5°F in Spring, 67.9°F in Summer, and 66.3°F in Autumn.