All data are in degrees Fahrenheit

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Water temperature in Shizuoka

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

72.1

°F

June 23, 21:59

Trend:

increasing

Yesterday:

71.4°F

Tomorrow:

72.3°F

Sunrise:

04:33

Sunset:

19:04

Day Length:

14 h. 31 min.

Shizuoka in June

Minimum:

59.9°F

Average:

62.3°F

Maximum:

64.8°F

Sea water temperature in Shizuoka today

As of now, in Shizuoka, the water temperature is 72.1°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 1.0°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

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 75.3°F on 2025, while the historical minimum was 71.1°F on 2017.

Over the last two weeks, the water temperature has stayed slightly lower than historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 73.0°F, with minimum temperature starting at 72.3°F, while the maximum might reach 73.9°F.

Daily water temperature in Shizuoka

Date Current Year

actual* / forecast**

last year 10 years average
Jun 9 69.4°F 71.2°F 70.5°F
Jun 10 69.5°F 71.3°F 70.8°F
Jun 11 70.2°F 71.5°F 71.0°F
Jun 12 69.5°F 72.1°F 71.2°F
Jun 13 70.1°F 71.9°F 71.4°F
Jun 14 70.5°F 71.8°F 71.3°F
Jun 15 70.4°F 72.1°F 71.7°F
Jun 16 70.3°F 73.7°F 72.0°F
Jun 17 70.1°F 75.3°F 72.4°F
Jun 18 71.3°F 74.8°F 72.6°F
Jun 19 71.4°F 76.1°F 72.6°F
Jun 20 71.3°F 75.9°F 72.5°F
Jun 21 73.0°F 75.2°F 72.8°F
Jun 22 71.4°F 75.6°F 72.8°F
Jun 23 72.1°F 75.3°F 73.0°F
Jun 24 72.3°F 75.4°F 73.2°F
Jun 25 72.3°F 75.4°F 73.2°F
Jun 26 72.9°F 77.8°F 73.9°F
Jun 27 73.1°F 78.1°F 74.0°F
Jun 28 73.2°F 77.1°F 74.2°F
Jun 29 73.6°F 78.4°F 74.5°F
Jun 30 73.9°F 78.4°F 74.8°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 Shizuoka by month

In Shizuoka, the months July through October offer comfortable swimming conditions, which amounts to 125 swimming days.
The warmest water in Shizuoka was recorded on August 19, 2024, reaching a 87.0°F. While the coldest temperature occurred on March 14, 2018, dipping to 55.8°F. The average readings by season are 62.0°F in Winter, 62.9°F in Spring, 77.3°F in Summer, and 75.4°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Yaizu 72.2°F 9mi
Itō 73.9°F 40mi
Hamamatsu 73.1°F 42mi
Odawara 73.3°F 48mi

* current water temperature in this city

** straight line distance from Shizuoka