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

February 24, 20:32

Trend:

increasing

Yesterday:

82.9°F

Tomorrow:

83.3°F

Sunrise:

06:22

Sunset:

18:15

Day Length:

11 h. 53 min.

San Jose in February

Minimum:

82.5°F

Average:

83.6°F

Maximum:

85.5°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 0.8°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. 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 83.6°F on 2024, while the historical minimum was 80.8°F on 2016.

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 histoorical minimum and others when it was close to the historical maximum. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 83.5°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
Feb 10 81.8°F 83.4°F 82.3°F
Feb 11 81.6°F 83.0°F 82.4°F
Feb 12 81.6°F 82.8°F 82.3°F
Feb 13 82.2°F 82.7°F 82.3°F
Feb 14 82.3°F 83.4°F 82.2°F
Feb 15 81.8°F 83.2°F 82.1°F
Feb 16 81.5°F 84.3°F 82.1°F
Feb 17 82.8°F 84.1°F 82.3°F
Feb 18 82.8°F 83.5°F 82.2°F
Feb 19 82.7°F 82.7°F 82.1°F
Feb 20 82.9°F 82.5°F 82.1°F
Feb 21 82.8°F 82.3°F 82.1°F
Feb 22 82.6°F 82.3°F 82.1°F
Feb 23 82.9°F 83.3°F 82.3°F
Feb 24 83.2°F 83.0°F 82.4°F
Feb 25 83.3°F 83.0°F 82.5°F
Feb 26 83.2°F 82.9°F 82.4°F
Feb 27 83.2°F 82.4°F 82.4°F
Feb 28 83.2°F 82.2°F 82.4°F
Mar 1 83.9°F 83.3°F 82.6°F
Mar 2 84.0°F 83.2°F 82.6°F
Mar 3 84.0°F 83.3°F 82.7°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 24, 2024, reaching a 89.5°F. While the coldest temperature occurred on February 28, 2016, dipping to 79.3°F. The average readings by season are 83.2°F in Winter, 85.3°F in Spring, 85.5°F in Summer, and 85.1°F in Autumn.