All data are in degrees Fahrenheit

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Water temperature in San José

Detailed information about the current water temperature in San José. 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.
Sea temperature in San José now

84.1

°F

August 27, 10:57

Trend:

stable

Yesterday:

84.5°F

Tomorrow:

84.2°F

Sunrise:

06:11

Sunset:

18:30

Day Length:

12 h. 19 min.

San José in September

Minimum:

79.3°F

Average:

81.6°F

Maximum:

83.5°F

Sea water temperature in San José today

As of now, in San José, 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 0.5°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 stay about the same.

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 84.4°F on 2017, while the historical minimum was 82.7°F on 2018.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the histoorical minimum and others when it was close to the historical maximum. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 84.4°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in San José

Date Current Year

actual* / forecast**

last year 10 years average
Aug 13 84.1°F 83.8°F 83.6°F
Aug 14 84.1°F 83.8°F 83.7°F
Aug 15 83.9°F 83.7°F 83.6°F
Aug 16 83.8°F 85.4°F 83.7°F
Aug 17 83.6°F 84.1°F 83.5°F
Aug 18 83.5°F 84.0°F 83.5°F
Aug 19 83.5°F 84.2°F 83.6°F
Aug 20 83.2°F 84.2°F 83.6°F
Aug 21 83.2°F 84.1°F 83.5°F
Aug 22 83.1°F 84.6°F 83.5°F
Aug 23 83.1°F 84.5°F 83.6°F
Aug 24 83.2°F 84.5°F 83.7°F
Aug 25 83.8°F 84.4°F 83.8°F
Aug 26 84.5°F 84.4°F 83.8°F
Aug 27 84.1°F 84.3°F 83.7°F
Aug 28 84.2°F 84.5°F 83.7°F
Aug 29 84.4°F 85.0°F 83.9°F
Aug 30 84.3°F 84.8°F 83.9°F
Aug 31 84.4°F 84.7°F 83.9°F
Sep 1 84.5°F 84.7°F 84.0°F
Sep 2 84.5°F 85.4°F 84.1°F
Sep 3 84.5°F 85.3°F 84.0°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 José by month

In San José, the water temperature is comfortable for swimming all year round.
The warmest water in San José was recorded on June 13, 2023, reaching a 86.9°F. While the coldest temperature occurred on March 4, 2023, dipping to 72.9°F. The average readings by season are 80.6°F in Winter, 80.4°F in Spring, 83.8°F in Summer, and 83.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Veracruz 84.1°F 8mi
Panamá 84.6°F 15mi
San Francisco 84.6°F 16mi
San José 84.4°F 30mi
Miramar 84.2°F 52mi

* current water temperature in this city

** straight line distance from San José