Water temperature in San Juan
84.1
°F
November 21, 20:25
Trend:
decreasingYesterday:
84.2°FTomorrow:
84.0°FSunrise:
05:52Sunset:
17:19Day Length:
11 h. 27 min.San Juan in November
Minimum:
78.0°FAverage:
80.3°FMaximum:
81.6°FSea water temperature in San Juan today
As of now, in San Juan, the water temperature is 84.1°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 0.7°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 fall 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 84.1°F on 2017, while the historical minimum was 81.4°F on 2014.
Daily water temperature in San Juan
Date |
Current Year
actual* / forecast** |
last year | 10 years average |
---|---|---|---|
Nov 7 | 83.5°F | 84.7°F | 83.6°F |
Nov 8 | 83.2°F | 85.2°F | 83.8°F |
Nov 9 | 83.1°F | 85.0°F | 83.7°F |
Nov 10 | 83.1°F | 85.4°F | 83.6°F |
Nov 11 | 83.0°F | 85.7°F | 83.6°F |
Nov 12 | 83.1°F | 85.8°F | 83.6°F |
Nov 13 | 83.1°F | 84.9°F | 83.6°F |
Nov 14 | 83.1°F | 84.8°F | 83.6°F |
Nov 15 | 84.4°F | 84.7°F | 83.8°F |
Nov 16 | 84.0°F | 84.1°F | 83.7°F |
Nov 17 | 83.7°F | 84.3°F | 83.5°F |
Nov 18 | 83.5°F | 83.9°F | 83.5°F |
Nov 19 | 84.1°F | 83.8°F | 83.5°F |
Nov 20 | 84.2°F | 83.6°F | 83.4°F |
Nov 21 | 84.1°F | 83.5°F | 83.4°F |
Nov 22 | 84.0°F | 83.2°F | 83.3°F |
Nov 23 | 84.1°F | 82.9°F | 83.4°F |
Nov 24 | 84.0°F | 82.9°F | 83.3°F |
Nov 25 | 83.9°F | 82.9°F | 83.2°F |
Nov 26 | 83.8°F | 82.7°F | 83.1°F |
Nov 27 | 83.8°F | 81.9°F | 83.1°F |
Nov 28 | 83.8°F | 81.8°F | 83.1°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.