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

80.3

°F

April 21, 18:29

Trend:

decreasing

Yesterday:

81.1°F

Tomorrow:

80.3°F

Sunrise:

06:07

Sunset:

18:29

Day Length:

12 h. 22 min.

San José in April

Minimum:

79.3°F

Average:

81.8°F

Maximum:

83.8°F

Sea water temperature in San José today

As of now, in San José, the water temperature is 80.3°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.8°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 notably higher than the average recorded over the past two weeks, indicating a significant warming 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 84.1°F on 2021, while the historical minimum was 79.1°F on 2017.

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 80.8°F, with minimum temperature starting at 80.3°F, while the maximum might reach 81.1°F.

Daily water temperature in San José

Date Current Year

actual* / forecast**

last year 10 years average
Apr 7 78.2°F 80.7°F 79.0°F
Apr 8 77.6°F 80.7°F 79.0°F
Apr 9 77.5°F 81.4°F 79.0°F
Apr 10 78.5°F 82.9°F 79.3°F
Apr 11 78.8°F 82.8°F 79.7°F
Apr 12 79.5°F 82.8°F 80.1°F
Apr 13 79.3°F 83.3°F 80.5°F
Apr 14 79.1°F 83.4°F 80.5°F
Apr 15 79.9°F 83.5°F 80.6°F
Apr 16 79.6°F 83.3°F 80.7°F
Apr 17 80.4°F 83.1°F 80.7°F
Apr 18 80.4°F 82.5°F 80.7°F
Apr 19 80.6°F 83.8°F 80.9°F
Apr 20 81.1°F 83.0°F 80.9°F
Apr 21 80.3°F 83.0°F 81.1°F
Apr 22 80.3°F 82.9°F 81.1°F
Apr 23 80.4°F 82.2°F 81.2°F
Apr 24 80.7°F 82.8°F 81.5°F
Apr 25 81.0°F 82.1°F 81.8°F
Apr 26 81.1°F 81.8°F 81.9°F
Apr 27 81.0°F 81.8°F 81.8°F
Apr 28 81.1°F 81.2°F 81.9°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 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 80.5°F in Winter, 80.5°F in Spring, 83.8°F in Summer, and 83.6°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Veracruz 79.5°F 8mi
Panamá 81.1°F 15mi
San Francisco 81.1°F 16mi
San José 81.6°F 30mi
Miramar 83.9°F 52mi

* current water temperature in this city

** straight line distance from San José