Current Sea Temperature
|Maximum water temperature in December:||29.0°C|
|Minimum water temperature in December:||26.8°C|
|Average water temperature in December:||27.8°C|
Sea Temperature for the past 10 days
|December 12||28.7°C||December 07||28.8°C|
|December 11||28.7°C||December 06||28.8°C|
|December 10||28.7°C||December 05||28.9°C|
|December 09||28.8°C||December 04||29.0°C|
|December 08||28.8°C||December 03||28.9°C|
San Juan Sea Temperature Forecast
Unfortunately there is no way to provide accurate forecast for a sea temperature in San Juan. But you can use a historical data for the past two years presented below to make you own forecast.
San Juan sea temperature monthly averages, °C
These average sea temperatures for San Juan are calculated based on three years of archived data.
The measurements for the sea surface temperature presented on this page are based on daily satellite readings. This information is most relevant to recreational users.