All data are in degrees Fahrenheit

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Water temperature in San Jose

Detailed information about the current water temperature in San Jose. 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 Jose now

83.2

°F

April 17, 20:03

Trend:

stable

Yesterday:

83.6°F

Tomorrow:

83.5°F

Sunrise:

05:37

Sunset:

17:57

Day Length:

12 h. 20 min.

San Jose in April

Minimum:

81.6°F

Average:

82.7°F

Maximum:

83.6°F

Sea water temperature in San Jose today

As of now, in San Jose, the water temperature is 83.2°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 rise a bit.

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 84.1°F on 2023, while the historical minimum was 82.3°F on 2017.

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 83.7°F, with minimum temperature starting at 83.5°F, while the maximum might reach 83.9°F.

Daily water temperature in San Jose

Date Current Year

actual* / forecast**

last year 10 years average
Apr 3 82.3°F 82.6°F 82.6°F
Apr 4 82.9°F 82.1°F 82.7°F
Apr 5 82.9°F 83.2°F 82.9°F
Apr 6 83.2°F 83.3°F 82.8°F
Apr 7 83.3°F 83.2°F 82.8°F
Apr 8 83.3°F 83.7°F 82.7°F
Apr 9 83.6°F 83.8°F 82.8°F
Apr 10 83.7°F 83.8°F 82.9°F
Apr 11 83.6°F 84.0°F 82.9°F
Apr 12 83.9°F 83.7°F 82.9°F
Apr 13 83.9°F 83.1°F 82.9°F
Apr 14 83.9°F 84.5°F 83.3°F
Apr 15 83.9°F 84.3°F 83.4°F
Apr 16 83.6°F 84.3°F 83.4°F
Apr 17 83.2°F 84.0°F 83.4°F
Apr 18 83.5°F 84.5°F 83.6°F
Apr 19 83.6°F 84.5°F 83.8°F
Apr 20 83.5°F 84.6°F 83.7°F
Apr 21 83.6°F 84.4°F 83.8°F
Apr 22 83.7°F 85.0°F 83.9°F
Apr 23 83.9°F 85.2°F 84.1°F
Apr 24 83.9°F 85.0°F 84.1°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 Jose by month

In San Jose, the water temperature is comfortable for swimming all year round.
The warmest water in San Jose was recorded on October 18, 2024, reaching a 87.0°F. While the coldest temperature occurred on February 16, 2019, dipping to 79.4°F. The average readings by season are 82.4°F in Winter, 83.4°F in Spring, 84.8°F in Summer, and 84.8°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Valencia 82.9°F 9mi
Pamplona 84.4°F 9mi
San Juan 82.5°F 25mi
Valencia 83.7°F 26mi
Panglao 83.2°F 36mi

* current water temperature in this city

** straight line distance from San Jose