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

77.2

°F

March 24, 08:48

Trend:

stable

Yesterday:

78.1°F

Tomorrow:

77.3°F

Sunrise:

06:22

Sunset:

18:30

Day Length:

12 h. 8 min.

San José in March

Minimum:

80.3°F

Average:

82.4°F

Maximum:

83.9°F

Sea water temperature in San José today

As of now, in San José, the water temperature is 77.2°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.1°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 considerably 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 81.1°F on 2022, while the historical minimum was 75.6°F on 2020.

Over the last two weeks, the water temperature has stayed slightly above 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 77.6°F, with minimum temperature starting at 77.3°F, while the maximum might reach 77.8°F.

Daily water temperature in San José

Date Current Year

actual* / forecast**

last year 10 years average
Mar 10 80.0°F 81.7°F 77.6°F
Mar 11 80.3°F 81.0°F 77.5°F
Mar 12 78.7°F 81.0°F 77.3°F
Mar 13 79.0°F 80.7°F 77.5°F
Mar 14 79.1°F 81.7°F 77.9°F
Mar 15 78.6°F 81.6°F 78.0°F
Mar 16 78.9°F 81.9°F 78.3°F
Mar 17 79.3°F 82.1°F 78.4°F
Mar 18 79.8°F 82.5°F 78.4°F
Mar 19 80.2°F 81.9°F 78.4°F
Mar 20 80.3°F 81.1°F 78.3°F
Mar 21 80.5°F 81.2°F 78.8°F
Mar 22 79.0°F 80.4°F 78.5°F
Mar 23 78.1°F 80.5°F 78.3°F
Mar 24 77.2°F 80.5°F 78.3°F
Mar 25 77.3°F 80.0°F 78.4°F
Mar 26 77.7°F 81.5°F 78.8°F
Mar 27 77.8°F 81.2°F 79.0°F
Mar 28 77.7°F 81.3°F 78.8°F
Mar 29 77.5°F 80.5°F 78.6°F
Mar 30 77.8°F 81.5°F 78.9°F
Mar 31 77.8°F 80.8°F 78.9°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 February 13, 2026, dipping to 72.6°F. The average readings by season are 81.0°F in Winter, 81.0°F in Spring, 84.2°F in Summer, and 83.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
San José 77.6°F 30mi
Veracruz 76.9°F 32mi
Panamá 76.5°F 42mi
San Francisco 76.5°F 42mi
Los Ángeles 80.0°F 54mi
Santo Domingo 80.2°F 59mi

* current water temperature in this city

** straight line distance from San José