What is the current water temperature in San Juan?

Q: What is the current water temperature in San Juan?

As of now, in San Juan, the water temperature is 29.22°C. 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.

Philippines > San Juan

Water temperature in San Juan

Detailed information about the current water temperature in San Juan. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.

84.6

°F

August 30, 02:57

Trend:

stable

Yesterday:

84.7°F

Tomorrow:

84.7°F

Sunrise:

05:45

Sunset:

18:14

Day Length:

12 h. 29 min.

San Juan in September

Minimum:

81.0°F

Average:

82.6°F

Maximum:

84.5°F

Sea water temperature in San Juan today

As of now, in San Juan, the water temperature is 84.6°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 0.2°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 stay about the same.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling 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 86.2°F on 2024, while the historical minimum was 83.9°F on 2018.

latest data

last year

Over the last two weeks, the water temperature has stayed slightly lower than historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 85.2°F, with minimum temperature starting at 84.7°F, while the maximum might reach 85.6°F.

Daily water temperature in San Juan

Date	Current Year actual* / forecast**	last year	10 years average
Aug 16	85.3°F	86.3°F	85.9°F
Aug 17	85.2°F	86.3°F	85.8°F
Aug 18	85.1°F	87.2°F	85.9°F
Aug 19	84.9°F	87.1°F	85.8°F
Aug 20	84.9°F	86.8°F	85.7°F
Aug 21	85.2°F	86.6°F	85.6°F
Aug 22	85.1°F	87.3°F	85.5°F
Aug 23	85.0°F	87.2°F	85.3°F
Aug 24	84.9°F	87.0°F	85.1°F
Aug 25	84.8°F	86.9°F	85.1°F
Aug 26	84.8°F	86.7°F	85.0°F
Aug 27	84.6°F	86.4°F	84.9°F
Aug 28	84.5°F	86.2°F	84.8°F
Aug 29	84.7°F	85.9°F	84.9°F
Aug 30	84.6°F	86.2°F	84.8°F
Aug 31	84.7°F	86.3°F	84.9°F
Sep 1	84.9°F	87.2°F	85.1°F
Sep 2	85.0°F	87.1°F	85.2°F
Sep 3	85.1°F	87.0°F	85.2°F
Sep 4	85.3°F	87.0°F	85.5°F
Sep 5	85.5°F	87.1°F	85.7°F
Sep 6	85.6°F	87.0°F	85.7°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.

Sea water temperature in San Juan by month

In San Juan, the water temperature is comfortable for swimming all year round.

The warmest water in San Juan was recorded on July 6, 2023, reaching a 88.8°F. While the coldest temperature occurred on February 6, 2015, dipping to 79.2°F. The average readings by season are 82.4°F in Winter, 84.5°F in Spring, 86.2°F in Summer, and 85.4°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Santa Maria	85.0°F	21mi
Zaragoza	84.6°F	33mi
Santiago	85.0°F	44mi

* current water temperature in this city

** straight line distance from San Juan