All data are in degrees Fahrenheit

en

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

74.8

°F

October 17, 19:53

Trend:

decreasing

Yesterday:

74.9°F

Tomorrow:

74.5°F

Sunrise:

05:56

Sunset:

17:13

Day Length:

11 h. 17 min.

Hamamatsu in October

Minimum:

56.9°F

Average:

60.9°F

Maximum:

62.7°F

Sea water temperature in Hamamatsu today

As of now, in Hamamatsu, the water temperature is 74.8°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.9°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 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 77.3°F on 2021, while the historical minimum was 73.6°F on 2016.

Over the last two weeks, the water temperature has stayed slightly lower than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 74.1°F, the minimum temperature may reach 73.3°F, and the maximum might stay at 74.7°F.

Daily water temperature in Hamamatsu

Date Current Year

actual* / forecast**

last year 10 years average
Oct 3 77.3°F 76.9°F 77.8°F
Oct 4 76.7°F 76.8°F 77.6°F
Oct 5 76.0°F 76.8°F 77.3°F
Oct 6 76.1°F 76.9°F 77.0°F
Oct 7 76.0°F 77.3°F 76.8°F
Oct 8 75.3°F 75.9°F 76.4°F
Oct 9 75.4°F 75.6°F 76.2°F
Oct 10 75.3°F 76.3°F 76.4°F
Oct 11 75.2°F 76.0°F 76.0°F
Oct 12 75.1°F 75.8°F 76.0°F
Oct 13 75.3°F 75.5°F 75.9°F
Oct 14 75.7°F 75.7°F 76.0°F
Oct 15 75.4°F 75.5°F 76.0°F
Oct 16 74.9°F 75.3°F 75.9°F
Oct 17 74.8°F 76.5°F 75.7°F
Oct 18 74.5°F 76.4°F 75.5°F
Oct 19 74.6°F 77.1°F 75.5°F
Oct 20 74.7°F 76.7°F 75.6°F
Oct 21 74.3°F 76.3°F 75.2°F
Oct 22 73.9°F 75.9°F 74.8°F
Oct 23 73.5°F 75.7°F 74.4°F
Oct 24 73.3°F 74.8°F 74.3°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 75.4°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Yaizu 74.5°F 35mi
Shizuoka 74.6°F 42mi
Hekinan 75.3°F 44mi
Nagoya 76.7°F 57mi

* current water temperature in this city

** straight line distance from Hamamatsu