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

85.0

°F

August 3, 00:19

Trend:

stable

Yesterday:

85.2°F

Tomorrow:

85.1°F

Sunrise:

05:41

Sunset:

18:16

Day Length:

12 h. 35 min.

San Jose in August

Minimum:

81.1°F

Average:

82.7°F

Maximum:

84.3°F

Sea water temperature in San Jose today

As of now, in San Jose, the water temperature is 85.0°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 0.5°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

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 85.4°F on 2024, while the historical minimum was 83.5°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 minimum recorded over the past years. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 85.1°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
Jul 20 84.5°F 84.9°F 85.0°F
Jul 21 84.4°F 84.8°F 85.0°F
Jul 22 84.4°F 84.8°F 85.1°F
Jul 23 84.4°F 84.7°F 85.0°F
Jul 24 84.3°F 84.7°F 85.0°F
Jul 25 84.3°F 84.6°F 84.9°F
Jul 26 84.6°F 84.5°F 84.9°F
Jul 27 84.5°F 85.0°F 85.0°F
Jul 28 84.0°F 84.9°F 84.8°F
Jul 29 84.1°F 85.1°F 84.8°F
Jul 30 84.3°F 86.3°F 84.9°F
Jul 31 84.3°F 85.9°F 84.8°F
Aug 1 84.8°F 85.7°F 84.8°F
Aug 2 85.2°F 85.5°F 84.7°F
Aug 3 85.0°F 85.4°F 84.5°F
Aug 4 85.1°F 85.3°F 84.6°F
Aug 5 85.2°F 85.3°F 84.7°F
Aug 6 85.2°F 85.2°F 84.7°F
Aug 7 85.1°F 85.1°F 84.6°F
Aug 8 85.1°F 85.3°F 84.6°F
Aug 9 85.0°F 85.6°F 84.5°F
Aug 10 85.1°F 85.6°F 84.6°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 May 23, 2024, reaching a 88.6°F. While the coldest temperature occurred on February 16, 2019, dipping to 79.6°F. The average readings by season are 82.6°F in Winter, 84.6°F in Spring, 85.4°F in Summer, and 85.0°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Santa Monica 85.1°F 35mi
San Jose 84.8°F 40mi
San Francisco 84.9°F 40mi
La Paz 85.1°F 45mi

* current water temperature in this city

** straight line distance from San Jose