All data are in degrees Fahrenheit

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Water temperature in Matsuyama

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

67.3

°F

June 13, 07:17

Trend:

stable

Yesterday:

67.2°F

Tomorrow:

67.2°F

Sunrise:

04:57

Sunset:

19:20

Day Length:

14 h. 23 min.

Matsuyama in June

Minimum:

56.8°F

Average:

58.7°F

Maximum:

59.8°F

Sea water temperature in Matsuyama today

As of now, in Matsuyama, the water temperature is 67.3°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 1.3°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

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 maximum temperature for this date. The maximum temperature recorded for this date was 67.7°F on 2016, while the historical minimum was 64.5°F on 2022.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 68.6°F, with minimum temperature starting at 67.2°F, while the maximum might reach 69.4°F.

Daily water temperature in Matsuyama

Date Current Year

actual* / forecast**

last year 10 years average
May 30 66.6°F 62.7°F 64.0°F
May 31 66.5°F 62.6°F 64.1°F
Jun 1 67.3°F 61.1°F 63.8°F
Jun 2 67.2°F 62.1°F 63.8°F
Jun 3 67.2°F 62.4°F 64.1°F
Jun 4 66.4°F 62.0°F 64.3°F
Jun 5 66.6°F 62.1°F 64.7°F
Jun 6 66.9°F 63.3°F 65.1°F
Jun 7 67.4°F 63.7°F 65.2°F
Jun 8 65.8°F 64.1°F 64.9°F
Jun 9 66.1°F 64.6°F 65.2°F
Jun 10 64.7°F 65.0°F 65.7°F
Jun 11 64.9°F 65.4°F 65.6°F
Jun 12 67.2°F 65.7°F 65.9°F
Jun 13 67.3°F 66.0°F 66.0°F
Jun 14 67.2°F 66.3°F 65.9°F
Jun 15 67.8°F 66.5°F 66.5°F
Jun 16 68.3°F 67.6°F 67.0°F
Jun 17 68.9°F 67.3°F 67.6°F
Jun 18 69.3°F 68.6°F 68.0°F
Jun 19 69.2°F 68.2°F 67.9°F
Jun 20 69.4°F 69.3°F 68.0°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 Matsuyama by month

In Matsuyama, the months July through October offer comfortable swimming conditions, which amounts to 108 swimming days.
The warmest water in Matsuyama was recorded on August 19, 2024, reaching a 81.8°F. While the coldest temperature occurred on March 5, 2022, dipping to 50.0°F. The average readings by season are 57.8°F in Winter, 57.0°F in Spring, 73.3°F in Summer, and 73.4°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Saijō 70.7°F 25mi
Niihama 71.4°F 32mi
Iwakuni 69.7°F 38mi
Hiroshima 69.8°F 43mi
Fukuyama 69.9°F 56mi

* current water temperature in this city

** straight line distance from Matsuyama