All data are in degrees Fahrenheit

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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

79.4

°F

August 30, 04:10

Trend:

stable

Yesterday:

79.3°F

Tomorrow:

79.4°F

Sunrise:

04:59

Sunset:

18:12

Day Length:

13 h. 13 min.

Yokohama in September

Minimum:

43.0°F

Average:

47.5°F

Maximum:

50.5°F

Sea water temperature in Yokohama today

As of now, in Yokohama, the water temperature is 79.4°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 5.3°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 stay about the same.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 80.8°F on 2023, while the historical minimum was 70.5°F on 2015.

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. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 78.7°F, the minimum temperature may reach 78.4°F, and the maximum might stay at 79.4°F.

Daily water temperature in Yokohama

Date Current Year

actual* / forecast**

last year 10 years average
Aug 16 79.8°F 77.5°F 74.7°F
Aug 17 79.4°F 76.6°F 74.7°F
Aug 18 79.1°F 76.8°F 74.2°F
Aug 19 78.4°F 76.9°F 74.2°F
Aug 20 78.0°F 77.1°F 74.1°F
Aug 21 78.3°F 77.3°F 74.0°F
Aug 22 79.5°F 75.7°F 74.1°F
Aug 23 79.2°F 77.9°F 74.3°F
Aug 24 79.4°F 76.9°F 74.4°F
Aug 25 79.5°F 77.6°F 74.8°F
Aug 26 79.4°F 77.1°F 74.8°F
Aug 27 79.7°F 76.7°F 74.9°F
Aug 28 79.8°F 76.4°F 74.7°F
Aug 29 79.3°F 76.1°F 74.0°F
Aug 30 79.4°F 77.8°F 74.2°F
Aug 31 79.4°F 77.7°F 74.2°F
Sep 1 79.1°F 76.8°F 73.8°F
Sep 2 78.8°F 76.5°F 73.5°F
Sep 3 78.4°F 75.4°F 73.1°F
Sep 4 78.5°F 76.5°F 73.2°F
Sep 5 78.5°F 76.3°F 73.2°F
Sep 6 78.4°F 76.9°F 73.1°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 37.
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, 47.4°F in Spring, 67.8°F in Summer, and 65.8°F in Autumn.