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 11.33°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.

52.4

°F

May 7, 23:30

Trend:

increasing

Yesterday:

50.9°F

Tomorrow:

52.8°F

Sunrise:

04:26

Sunset:

18:37

Day Length:

14 h. 11 min.

Yokohama in May

Minimum:

38.4°F

Average:

47.3°F

Maximum:

51.4°F

Sea water temperature in Yokohama today

As of now, in Yokohama, the water temperature is 52.4°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 2.6°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a noticeable 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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 51.6°F on 2023, while the historical minimum was 48.5°F on 2018.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 53.7°F, with minimum temperature starting at 52.8°F, while the maximum might reach 54.3°F.

Daily water temperature in Yokohama

Date	Current Year actual* / forecast**	last year	10 years average
Apr 23	48.4°F	47.0°F	47.9°F
Apr 24	48.1°F	47.5°F	48.1°F
Apr 25	48.2°F	47.5°F	48.2°F
Apr 26	47.7°F	48.6°F	48.3°F
Apr 27	49.9°F	49.0°F	48.7°F
Apr 28	49.0°F	48.9°F	48.9°F
Apr 29	49.1°F	48.7°F	48.9°F
Apr 30	49.9°F	49.3°F	49.3°F
May 1	50.0°F	48.8°F	49.1°F
May 2	50.2°F	49.0°F	49.5°F
May 3	49.7°F	50.5°F	49.4°F
May 4	49.6°F	49.5°F	48.9°F
May 5	49.9°F	49.3°F	49.4°F
May 6	50.9°F	49.5°F	50.1°F
May 7	52.4°F	49.6°F	49.8°F
May 8	52.8°F	50.4°F	50.3°F
May 9	53.1°F	50.9°F	50.6°F
May 10	53.7°F	51.5°F	51.2°F
May 11	53.8°F	51.6°F	51.3°F
May 12	53.8°F	51.5°F	51.2°F
May 13	54.3°F	52.8°F	51.7°F
May 14	54.1°F	52.5°F	51.5°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.