Water temperature in Ulsan
82.9
°F
September 5, 15:50
Trend:
stableYesterday:
82.9°FTomorrow:
83.2°F
Sunrise:
Sunset:
Day Length:
12 h. 48 min.Ulsan in September
Minimum:
56.0°FAverage:
58.5°FMaximum:
61.0°FSea water temperature in Ulsan today
As of now, in Ulsan, the water temperature is 82.9°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 5.4°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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 80.0°F on 2024, while the historical minimum was 74.6°F on 2025.
Daily water temperature in Ulsan
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Aug 22 | 82.5°F | 83.1°F | 80.5°F |
| Aug 23 | 81.5°F | 83.1°F | 80.5°F |
| Aug 24 | 82.7°F | 82.0°F | 80.3°F |
| Aug 25 | 82.4°F | 81.9°F | 80.2°F |
| Aug 26 | 82.7°F | 81.0°F | 80.3°F |
| Aug 27 | 83.0°F | 79.9°F | 80.0°F |
| Aug 28 | 83.6°F | 79.2°F | 79.6°F |
| Aug 29 | 83.4°F | 79.8°F | 79.5°F |
| Aug 30 | 81.8°F | 81.7°F | 79.3°F |
| Aug 31 | 82.3°F | 81.6°F | 79.1°F |
| Sep 1 | 82.3°F | 81.4°F | 79.0°F |
| Sep 2 | 82.5°F | 79.9°F | 78.6°F |
| Sep 3 | 83.6°F | 76.3°F | 78.3°F |
| Sep 4 | 82.9°F | 76.0°F | 77.5°F |
| Sep 5 | 82.9°F | 74.6°F | 77.5°F |
| Sep 6 | 83.2°F | 76.5°F | 77.7°F |
| Sep 7 | 83.2°F | 79.2°F | 77.8°F |
| Sep 8 | 83.3°F | 80.2°F | 77.9°F |
| Sep 9 | 83.0°F | 77.9°F | 77.6°F |
| Sep 10 | 82.7°F | 75.4°F | 77.3°F |
| Sep 11 | 82.7°F | 75.1°F | 77.2°F |
| Sep 12 | 82.7°F | 76.0°F | 77.2°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.