All data are in degrees Fahrenheit

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Water temperature in Takamatsu

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

85.5

°F

September 3, 11:23

Trend:

decreasing

Yesterday:

85.6°F

Tomorrow:

85.5°F

Sunrise:

05:38

Sunset:

18:28

Day Length:

12 h. 50 min.

Takamatsu in September

Minimum:

50.3°F

Average:

53.6°F

Maximum:

58.8°F

Sea water temperature in Takamatsu today

As of now, in Takamatsu, the water temperature is 85.5°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is 3.5°F higher 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

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 86.6°F on 2025, while the historical minimum was 80.4°F on 2019.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 85.2°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Takamatsu

Date Current Year

actual* / forecast**

last year 10 years average
Aug 20 82.5°F 83.3°F 81.7°F
Aug 21 83.0°F 84.4°F 82.0°F
Aug 22 82.5°F 84.5°F 81.9°F
Aug 23 83.2°F 84.4°F 82.3°F
Aug 24 84.1°F 84.1°F 82.4°F
Aug 25 85.1°F 83.7°F 82.4°F
Aug 26 85.0°F 83.5°F 82.5°F
Aug 27 85.3°F 84.0°F 82.4°F
Aug 28 84.6°F 84.2°F 82.5°F
Aug 29 84.3°F 84.1°F 82.3°F
Aug 30 83.8°F 85.9°F 82.5°F
Aug 31 84.5°F 86.7°F 82.6°F
Sep 1 85.2°F 86.3°F 82.5°F
Sep 2 85.6°F 86.3°F 82.0°F
Sep 3 85.5°F 86.6°F 82.0°F
Sep 4 85.5°F 86.1°F 81.9°F
Sep 5 85.1°F 85.6°F 81.6°F
Sep 6 85.0°F 85.0°F 81.5°F
Sep 7 85.2°F 85.0°F 81.7°F
Sep 8 85.2°F 84.7°F 81.6°F
Sep 9 85.1°F 84.2°F 81.5°F
Sep 10 85.1°F 84.6°F 81.6°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 Takamatsu by month

In Takamatsu, the months July through October offer comfortable swimming conditions, which amounts to 114 swimming days.
The warmest water in Takamatsu was recorded on August 31, 2025, reaching a 86.7°F. While the coldest temperature occurred on February 16, 2018, dipping to 44.7°F. The average readings by season are 53.9°F in Winter, 56.7°F in Spring, 75.6°F in Summer, and 74.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Marugame 85.3°F 16mi
Okayama 85.5°F 23mi
Kurashiki 85.9°F 24mi
Tokushima 83.1°F 35mi
Fukuyama 86.6°F 40mi
Niihama 86.7°F 50mi
Himeji 85.4°F 50mi
Saijō 86.4°F 57mi

* current water temperature in this city

** straight line distance from Takamatsu