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

84.0

°F

June 30, 22:43

Trend:

increasing

Yesterday:

83.6°F

Tomorrow:

84.0°F

Sunrise:

06:05

Sunset:

18:42

Day Length:

12 h. 37 min.

San José in July

Minimum:

79.7°F

Average:

82.2°F

Maximum:

83.6°F

Sea water temperature in San José today

As of now, in San José, 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 0.4°F lower than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. 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 85.4°F on 2023, while the historical minimum was 83.6°F on 2015.

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 83.7°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
Jun 16 84.0°F 85.0°F 84.6°F
Jun 17 83.8°F 84.8°F 84.4°F
Jun 18 83.8°F 84.8°F 84.3°F
Jun 19 84.5°F 84.7°F 84.5°F
Jun 20 85.6°F 84.7°F 84.6°F
Jun 21 84.8°F 84.5°F 84.4°F
Jun 22 84.6°F 84.3°F 84.2°F
Jun 23 83.9°F 84.4°F 84.2°F
Jun 24 83.9°F 84.2°F 84.1°F
Jun 25 84.6°F 84.9°F 84.1°F
Jun 26 84.5°F 84.9°F 84.0°F
Jun 27 83.5°F 84.8°F 83.9°F
Jun 28 83.5°F 85.6°F 84.1°F
Jun 29 83.6°F 85.2°F 84.1°F
Jun 30 84.0°F 85.0°F 84.4°F
Jul 1 84.0°F 85.0°F 84.4°F
Jul 2 84.0°F 84.9°F 84.4°F
Jul 3 83.7°F 84.8°F 84.1°F
Jul 4 83.7°F 83.9°F 84.1°F
Jul 5 83.6°F 83.7°F 84.0°F
Jul 6 83.4°F 83.5°F 83.8°F
Jul 7 83.5°F 84.2°F 83.9°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 September 2, 2023, reaching a 87.9°F. While the coldest temperature occurred on March 9, 2020, dipping to 74.0°F. The average readings by season are 81.1°F in Winter, 80.8°F in Spring, 84.1°F in Summer, and 84.0°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
San José 83.5°F 30mi
Veracruz 83.7°F 32mi
Panamá 84.5°F 42mi
San Francisco 84.5°F 42mi
Los Ángeles 83.7°F 54mi
Santo Domingo 83.5°F 59mi

* current water temperature in this city

** straight line distance from San José