Water temperature in Hoi An
86.1
°F
September 8, 11:42
Trend:
increasingYesterday:
86.0°FTomorrow:
86.2°F
Sunrise:
Sunset:
Day Length:
12 h. 20 min.Hoi An in September
Minimum:
73.7°FAverage:
74.6°FMaximum:
76.6°FSea water temperature in Hoi An today
As of now, in Hoi An, the water temperature is 86.1°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 0.4°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 rise a bit.Recent sea temperature and forecast
The water temperature today is above average for the last two weeks, showing a small increase in temperature. 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 86.7°F on 2017, while the historical minimum was 84.6°F on 2025.
Daily water temperature in Hoi An
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Aug 25 | 86.2°F | 85.7°F | 85.7°F |
| Aug 26 | 86.1°F | 85.7°F | 85.7°F |
| Aug 27 | 85.7°F | 85.7°F | 85.9°F |
| Aug 28 | 85.9°F | 85.6°F | 85.8°F |
| Aug 29 | 86.6°F | 84.6°F | 85.8°F |
| Aug 30 | 85.8°F | 84.7°F | 85.8°F |
| Aug 31 | 85.5°F | 84.8°F | 85.8°F |
| Sep 1 | 85.4°F | 84.6°F | 85.8°F |
| Sep 2 | 84.6°F | 84.5°F | 85.7°F |
| Sep 3 | 84.7°F | 84.5°F | 85.7°F |
| Sep 4 | 85.4°F | 84.5°F | 85.7°F |
| Sep 5 | 85.9°F | 84.7°F | 85.8°F |
| Sep 6 | 85.8°F | 84.7°F | 85.7°F |
| Sep 7 | 86.0°F | 84.5°F | 85.6°F |
| Sep 8 | 86.1°F | 84.6°F | 85.7°F |
| Sep 9 | 86.2°F | 84.7°F | 85.9°F |
| Sep 10 | 86.4°F | 85.4°F | 86.0°F |
| Sep 11 | 86.4°F | 85.4°F | 86.1°F |
| Sep 12 | 86.5°F | 85.6°F | 86.2°F |
| Sep 13 | 86.4°F | 85.8°F | 86.0°F |
| Sep 14 | 86.4°F | 86.4°F | 86.1°F |
| Sep 15 | 86.1°F | 86.0°F | 85.7°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.