Water temperature in San Juan
84.0
°F
August 3, 00:19
Trend:
stableYesterday:
84.1°FTomorrow:
84.3°F
Sunrise:
Sunset:
Day Length:
12 h. 54 min.San Juan in August
Minimum:
81.0°FAverage:
82.2°FMaximum:
83.1°FSea water temperature in San Juan today
As of now, in San Juan, the water temperature is 84.0°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 1.3°F lower 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
Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 86.8°F on 2024, while the historical minimum was 84.3°F on 2017.
Daily water temperature in San Juan
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Jul 20 | 85.4°F | 89.4°F | 86.4°F |
| Jul 21 | 85.5°F | 89.1°F | 86.6°F |
| Jul 22 | 85.4°F | 88.8°F | 86.6°F |
| Jul 23 | 85.4°F | 88.6°F | 86.6°F |
| Jul 24 | 85.3°F | 88.3°F | 86.5°F |
| Jul 25 | 85.3°F | 88.1°F | 86.6°F |
| Jul 26 | 85.2°F | 87.8°F | 86.4°F |
| Jul 27 | 85.2°F | 87.5°F | 86.4°F |
| Jul 28 | 85.0°F | 87.2°F | 86.2°F |
| Jul 29 | 84.8°F | 86.9°F | 86.0°F |
| Jul 30 | 84.6°F | 86.5°F | 85.9°F |
| Jul 31 | 84.5°F | 86.3°F | 85.7°F |
| Aug 1 | 84.3°F | 86.6°F | 85.6°F |
| Aug 2 | 84.1°F | 87.0°F | 85.5°F |
| Aug 3 | 84.0°F | 86.8°F | 85.3°F |
| Aug 4 | 84.3°F | 87.4°F | 85.7°F |
| Aug 5 | 84.5°F | 87.2°F | 85.8°F |
| Aug 6 | 84.5°F | 87.1°F | 85.9°F |
| Aug 7 | 84.5°F | 87.1°F | 85.8°F |
| Aug 8 | 84.4°F | 87.0°F | 85.7°F |
| Aug 9 | 84.4°F | 87.0°F | 85.7°F |
| Aug 10 | 84.3°F | 86.9°F | 85.6°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** |
|---|---|---|
| Santo Domingo |
84.0°F
|
8mi |
| San Sebastian |
84.1°F
|
10mi |
| Santa Maria |
84.4°F
|
26mi |
| Burgos |
84.4°F
|
28mi |
| Santiago |
84.4°F
|
31mi |
| Santa Maria |
84.2°F
|
55mi |
| Burgos |
84.1°F
|
55mi |
| Pamplona |
85.3°F
|
77mi |
* current water temperature in this city
** straight line distance from San Juan