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

86.5

°F

April 19, 10:50

Trend:

increasing

Yesterday:

86.4°F

Tomorrow:

86.5°F

Sunrise:

05:31

Sunset:

18:00

Day Length:

12 h. 29 min.

San Jose in April

Minimum:

80.0°F

Average:

81.8°F

Maximum:

83.9°F

Sea water temperature in San Jose today

As of now, in San Jose, the water temperature is 86.5°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 2.0°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

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 85.2°F on 2024, while the historical minimum was 83.1°F on 2015.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 86.8°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 Jose

Date Current Year

actual* / forecast**

last year 10 years average
Apr 5 83.1°F 84.6°F 83.3°F
Apr 6 84.3°F 84.4°F 83.5°F
Apr 7 85.0°F 85.0°F 83.6°F
Apr 8 85.3°F 84.7°F 83.4°F
Apr 9 85.0°F 84.5°F 83.5°F
Apr 10 84.7°F 85.2°F 83.5°F
Apr 11 85.1°F 85.2°F 83.7°F
Apr 12 85.5°F 85.2°F 83.9°F
Apr 13 84.7°F 84.4°F 83.9°F
Apr 14 84.6°F 85.2°F 83.9°F
Apr 15 84.4°F 85.3°F 84.0°F
Apr 16 85.4°F 85.3°F 84.2°F
Apr 17 85.6°F 85.0°F 84.4°F
Apr 18 86.4°F 85.3°F 84.4°F
Apr 19 86.5°F 85.2°F 84.4°F
Apr 20 86.5°F 85.8°F 84.5°F
Apr 21 86.7°F 85.7°F 84.7°F
Apr 22 86.7°F 85.2°F 84.6°F
Apr 23 86.9°F 85.5°F 84.9°F
Apr 24 86.9°F 85.3°F 84.9°F
Apr 25 86.8°F 85.9°F 84.8°F
Apr 26 86.8°F 85.7°F 84.8°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 June 15, 2024, reaching a 88.4°F. While the coldest temperature occurred on January 13, 2015, dipping to 79.0°F. The average readings by season are 81.8°F in Winter, 84.2°F in Spring, 86.0°F in Summer, and 84.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
San Sebastian 86.3°F 5mi
Santo Domingo 86.9°F 24mi
San Francisco 86.0°F 31mi
Barcelona 86.3°F 32mi
San Jose 84.9°F 33mi
Santo Domingo 85.8°F 36mi
Padang 85.8°F 37mi

* current water temperature in this city

** straight line distance from San Jose