Water temperature in Niihama
73.5
°F
June 2, 17:01
Trend:
increasingYesterday:
72.9°FTomorrow:
73.9°F
Sunrise:
Sunset:
Day Length:
14 h. 16 min.Niihama in June
Minimum:
54.5°FAverage:
56.3°FMaximum:
58.2°FSea water temperature in Niihama today
As of now, in Niihama, the water temperature is 73.5°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 4.6°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to rise a bit.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 70.3°F on 2017, while the historical minimum was 67.1°F on 2025.
Daily water temperature in Niihama
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| May 19 | 68.3°F | 64.4°F | 65.3°F |
| May 20 | 67.1°F | 64.9°F | 65.2°F |
| May 21 | 69.1°F | 64.9°F | 65.7°F |
| May 22 | 68.6°F | 65.0°F | 65.8°F |
| May 23 | 67.6°F | 66.4°F | 66.5°F |
| May 24 | 66.8°F | 66.6°F | 66.9°F |
| May 25 | 67.5°F | 66.7°F | 67.5°F |
| May 26 | 67.4°F | 66.4°F | 67.7°F |
| May 27 | 67.6°F | 66.5°F | 67.8°F |
| May 28 | 67.8°F | 66.7°F | 68.0°F |
| May 29 | 69.2°F | 66.8°F | 68.3°F |
| May 30 | 72.3°F | 66.8°F | 68.6°F |
| May 31 | 72.2°F | 67.6°F | 69.0°F |
| Jun 1 | 72.9°F | 66.5°F | 68.3°F |
| Jun 2 | 73.5°F | 67.1°F | 68.9°F |
| Jun 3 | 73.9°F | 67.3°F | 69.3°F |
| Jun 4 | 74.1°F | 67.1°F | 69.5°F |
| Jun 5 | 74.4°F | 67.7°F | 69.8°F |
| Jun 6 | 74.8°F | 68.8°F | 70.2°F |
| Jun 7 | 74.9°F | 69.2°F | 70.3°F |
| Jun 8 | 74.6°F | 69.4°F | 70.0°F |
| Jun 9 | 75.0°F | 69.4°F | 70.4°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.
Popular neighboring cities and resorts
| City | Water temperature* | Distance** |
|---|---|---|
| Saijō |
73.8°F
|
8mi |
| Matsuyama |
67.6°F
|
32mi |
| Marugame |
69.9°F
|
35mi |
| Fukuyama |
71.0°F
|
36mi |
| Takamatsu |
69.0°F
|
50mi |
| Kurashiki |
70.3°F
|
50mi |
| Hiroshima |
71.4°F
|
58mi |
| Okayama |
70.7°F
|
60mi |
* current water temperature in this city
** straight line distance from Niihama