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

81.6

°F

September 5, 15:15

Trend:

decreasing

Yesterday:

81.7°F

Tomorrow:

81.4°F

Sunrise:

05:24

Sunset:

18:11

Day Length:

12 h. 47 min.

Hamamatsu in September

Minimum:

57.4°F

Average:

61.2°F

Maximum:

64.3°F

Sea water temperature in Hamamatsu today

As of now, in Hamamatsu, the water temperature is 81.6°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is about the same as 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 fall a bit.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling 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 84.7°F on 2023, while the historical minimum was 79.9°F on 2019.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 81.5°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
Aug 22 81.7°F 80.0°F 82.2°F
Aug 23 81.6°F 80.5°F 82.4°F
Aug 24 82.8°F 80.9°F 82.6°F
Aug 25 82.9°F 81.2°F 82.4°F
Aug 26 82.7°F 82.2°F 82.5°F
Aug 27 83.0°F 80.7°F 82.4°F
Aug 28 82.9°F 81.3°F 82.2°F
Aug 29 82.5°F 80.4°F 82.1°F
Aug 30 82.2°F 79.5°F 81.8°F
Aug 31 81.5°F 78.1°F 81.7°F
Sep 1 80.7°F 79.7°F 81.7°F
Sep 2 79.7°F 81.0°F 81.6°F
Sep 3 80.1°F 82.0°F 81.6°F
Sep 4 81.7°F 81.9°F 81.7°F
Sep 5 81.6°F 81.7°F 81.7°F
Sep 6 81.4°F 79.2°F 81.5°F
Sep 7 81.5°F 79.7°F 81.6°F
Sep 8 81.4°F 78.7°F 81.5°F
Sep 9 81.3°F 78.2°F 81.3°F
Sep 10 81.5°F 79.6°F 81.6°F
Sep 11 81.6°F 80.5°F 81.6°F
Sep 12 81.7°F 80.9°F 81.7°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 62.1°F in Winter, 62.8°F in Spring, 77.5°F in Summer, and 75.5°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Yaizu 80.3°F 35mi
Shizuoka 80.2°F 42mi
Hekinan 82.2°F 44mi
Nagoya 82.1°F 57mi

* current water temperature in this city

** straight line distance from Hamamatsu