Water temperature in Niigata
81.9
°F
July 27, 15:02
Trend:
stableYesterday:
81.7°FTomorrow:
81.8°F
Sunrise:
Sunset:
Day Length:
14 h. 16 min.Niigata in August
Minimum:
54.3°FAverage:
55.5°FMaximum:
56.2°FSea water temperature in Niigata today
As of now, in Niigata, the water temperature is 81.9°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 2.0°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 fall 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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 84.8°F on 2025, while the historical minimum was 76.3°F on 2016.
Daily water temperature in Niigata
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Jul 13 | 76.6°F | 74.5°F | 75.0°F |
| Jul 14 | 77.7°F | 76.8°F | 75.6°F |
| Jul 15 | 77.8°F | 76.8°F | 75.9°F |
| Jul 16 | 78.1°F | 77.8°F | 76.4°F |
| Jul 17 | 80.3°F | 78.1°F | 76.8°F |
| Jul 18 | 78.6°F | 79.1°F | 77.1°F |
| Jul 19 | 78.1°F | 78.5°F | 77.3°F |
| Jul 20 | 79.4°F | 80.4°F | 78.3°F |
| Jul 21 | 81.3°F | 81.7°F | 78.8°F |
| Jul 22 | 81.5°F | 82.3°F | 79.1°F |
| Jul 23 | 81.8°F | 82.1°F | 79.3°F |
| Jul 24 | 81.6°F | 83.4°F | 79.5°F |
| Jul 25 | 81.6°F | 84.6°F | 79.8°F |
| Jul 26 | 81.7°F | 84.5°F | 79.7°F |
| Jul 27 | 81.9°F | 84.8°F | 80.0°F |
| Jul 28 | 81.8°F | 84.2°F | 79.8°F |
| Jul 29 | 82.6°F | 86.1°F | 80.6°F |
| Jul 30 | 82.7°F | 86.1°F | 80.8°F |
| Jul 31 | 83.2°F | 85.3°F | 81.2°F |
| Aug 1 | 83.5°F | 84.2°F | 81.5°F |
| Aug 2 | 83.8°F | 83.3°F | 81.8°F |
| Aug 3 | 84.1°F | 83.6°F | 82.1°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.