Water temperature in Belfast
63.4
°F
July 14, 10:29
Trend:
increasingYesterday:
62.9°FTomorrow:
64.2°F
Sunrise:
Sunset:
Day Length:
15 h. 26 min.Belfast in July
Minimum:
32.0°FAverage:
32.3°FMaximum:
33.7°FSea water temperature in Belfast today
As of now, in Belfast, the water temperature is 63.4°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 1.2°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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 66.0°F on 2025, while the historical minimum was 56.4°F on 2016.
Daily water temperature in Belfast
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Jun 30 | 58.2°F | 55.6°F | 57.6°F |
| Jul 1 | 59.3°F | 58.2°F | 58.2°F |
| Jul 2 | 61.3°F | 58.1°F | 59.1°F |
| Jul 3 | 60.4°F | 59.3°F | 60.1°F |
| Jul 4 | 59.8°F | 58.4°F | 60.0°F |
| Jul 5 | 62.5°F | 57.6°F | 60.3°F |
| Jul 6 | 61.7°F | 61.1°F | 60.5°F |
| Jul 7 | 61.3°F | 62.5°F | 61.0°F |
| Jul 8 | 61.7°F | 62.6°F | 61.5°F |
| Jul 9 | 64.3°F | 61.7°F | 62.2°F |
| Jul 10 | 64.2°F | 63.2°F | 62.4°F |
| Jul 11 | 61.8°F | 63.4°F | 62.5°F |
| Jul 12 | 62.6°F | 65.4°F | 62.8°F |
| Jul 13 | 62.9°F | 65.0°F | 61.7°F |
| Jul 14 | 63.4°F | 66.0°F | 62.2°F |
| Jul 15 | 64.2°F | 67.1°F | 63.0°F |
| Jul 16 | 65.5°F | 69.9°F | 64.3°F |
| Jul 17 | 65.5°F | 70.8°F | 64.3°F |
| Jul 18 | 67.1°F | 72.3°F | 66.0°F |
| Jul 19 | 67.3°F | 70.5°F | 66.1°F |
| Jul 20 | 67.4°F | 69.6°F | 66.2°F |
| Jul 21 | 67.6°F | 68.5°F | 66.4°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.