All data are in degrees Fahrenheit

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Water temperature in Hamamatsu

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

55.6

°F

February 18, 10:03

Trend:

decreasing

Yesterday:

55.9°F

Tomorrow:

55.6°F

Sunrise:

06:32

Sunset:

17:34

Day Length:

11 h. 2 min.

Hamamatsu in February

Minimum:

58.5°F

Average:

62.4°F

Maximum:

66.3°F

Sea water temperature in Hamamatsu today

As of now, in Hamamatsu, the water temperature is 55.6°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 4.3°F lower than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. 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 minimum temperature for this date. The maximum temperature recorded for this date was 61.4°F on 2020, while the historical minimum was 58.3°F on 2016.

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 55.4°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Hamamatsu

Date Current Year

actual* / forecast**

last year 10 years average
Feb 4 55.4°F 59.6°F 60.4°F
Feb 5 55.1°F 58.6°F 60.1°F
Feb 6 54.6°F 58.3°F 60.1°F
Feb 7 54.8°F 58.4°F 60.1°F
Feb 8 55.2°F 59.6°F 60.5°F
Feb 9 55.1°F 58.6°F 60.0°F
Feb 10 54.8°F 58.5°F 59.9°F
Feb 11 55.3°F 59.1°F 60.0°F
Feb 12 55.8°F 59.3°F 59.8°F
Feb 13 55.4°F 59.7°F 59.8°F
Feb 14 54.9°F 58.0°F 59.7°F
Feb 15 55.6°F 58.3°F 59.6°F
Feb 16 56.1°F 58.3°F 59.6°F
Feb 17 55.9°F 58.8°F 60.2°F
Feb 18 55.6°F 58.8°F 59.9°F
Feb 19 55.6°F 57.7°F 59.9°F
Feb 20 55.6°F 58.4°F 59.8°F
Feb 21 55.5°F 58.0°F 59.7°F
Feb 22 55.2°F 57.5°F 59.5°F
Feb 23 54.9°F 57.4°F 59.2°F
Feb 24 55.4°F 57.8°F 59.6°F
Feb 25 55.5°F 57.5°F 59.7°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 Hamamatsu by month

In Hamamatsu, the months July through October offer comfortable swimming conditions, which amounts to 131 swimming days.
The warmest water in Hamamatsu was recorded on August 17, 2024, reaching a 86.9°F. While the coldest temperature occurred on February 6, 2026, dipping to 54.6°F. The average readings by season are 62.2°F in Winter, 62.9°F in Spring, 77.6°F in Summer, and 75.5°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Yaizu 57.8°F 35mi
Shizuoka 57.3°F 42mi
Hekinan 50.8°F 44mi
Nagoya 49.9°F 57mi

* current water temperature in this city

** straight line distance from Hamamatsu