Water temperature in Matsuyama
78.7
°F
September 6, 06:30
Trend:
decreasingYesterday:
78.9°FTomorrow:
78.6°F
Sunrise:
Sunset:
Day Length:
12 h. 44 min.Matsuyama in September
Minimum:
56.4°FAverage:
57.8°FMaximum:
58.9°FSea water temperature in Matsuyama today
As of now, in Matsuyama, the water temperature is 78.7°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.4°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 fall a bit.Recent sea temperature and forecast
Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 78.8°F on 2025, while the historical minimum was 75.9°F on 2017.
Daily water temperature in Matsuyama
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Aug 23 | 80.6°F | 79.5°F | 78.8°F |
| Aug 24 | 80.5°F | 79.2°F | 78.5°F |
| Aug 25 | 80.3°F | 80.2°F | 78.5°F |
| Aug 26 | 82.4°F | 80.3°F | 78.6°F |
| Aug 27 | 82.4°F | 78.6°F | 78.5°F |
| Aug 28 | 81.7°F | 77.7°F | 78.3°F |
| Aug 29 | 81.1°F | 77.9°F | 78.0°F |
| Aug 30 | 80.0°F | 79.3°F | 78.0°F |
| Aug 31 | 81.3°F | 79.7°F | 78.4°F |
| Sep 1 | 80.3°F | 80.2°F | 78.4°F |
| Sep 2 | 79.7°F | 79.5°F | 78.1°F |
| Sep 3 | 79.4°F | 79.6°F | 78.1°F |
| Sep 4 | 79.5°F | 81.0°F | 77.9°F |
| Sep 5 | 78.9°F | 80.2°F | 77.5°F |
| Sep 6 | 78.7°F | 78.8°F | 77.4°F |
| Sep 7 | 78.6°F | 79.0°F | 77.2°F |
| Sep 8 | 78.5°F | 79.0°F | 77.2°F |
| Sep 9 | 78.5°F | 78.7°F | 77.1°F |
| Sep 10 | 78.5°F | 78.1°F | 77.1°F |
| Sep 11 | 78.7°F | 77.8°F | 77.3°F |
| Sep 12 | 78.7°F | 77.3°F | 77.4°F |
| Sep 13 | 78.8°F | 77.5°F | 77.4°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.
