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

83.6

°F

November 21, 20:28

Trend:

stable

Yesterday:

84.0°F

Tomorrow:

83.7°F

Sunrise:

05:35

Sunset:

17:12

Day Length:

11 h. 37 min.

San Jose in November

Minimum:

80.0°F

Average:

81.8°F

Maximum:

83.2°F

Sea water temperature in San Jose today

As of now, in San Jose, the water temperature is 83.6°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 about the same as 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 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 84.3°F on 2021, while the historical minimum was 82.3°F on 2018.

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 83.7°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
Nov 7 84.3°F 84.7°F 83.8°F
Nov 8 84.5°F 84.5°F 83.8°F
Nov 9 84.7°F 84.8°F 84.0°F
Nov 10 84.5°F 84.8°F 83.9°F
Nov 11 84.6°F 84.7°F 83.9°F
Nov 12 84.5°F 84.7°F 83.8°F
Nov 13 84.4°F 84.9°F 83.7°F
Nov 14 84.3°F 85.0°F 83.6°F
Nov 15 84.6°F 84.6°F 83.6°F
Nov 16 84.5°F 84.8°F 83.7°F
Nov 17 84.5°F 84.3°F 83.8°F
Nov 18 84.6°F 84.1°F 83.7°F
Nov 19 84.4°F 84.1°F 83.6°F
Nov 20 84.0°F 84.1°F 83.6°F
Nov 21 83.6°F 84.1°F 83.5°F
Nov 22 83.7°F 83.9°F 83.6°F
Nov 23 83.8°F 84.1°F 83.7°F
Nov 24 83.8°F 83.8°F 83.7°F
Nov 25 83.8°F 83.9°F 83.7°F
Nov 26 83.8°F 84.0°F 83.6°F
Nov 27 83.6°F 83.4°F 83.4°F
Nov 28 83.6°F 83.8°F 83.4°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 September 5, 2017, reaching a 86.7°F. While the coldest temperature occurred on January 18, 2015, dipping to 78.9°F. The average readings by season are 81.8°F in Winter, 82.9°F in Spring, 84.8°F in Summer, and 84.3°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
San Juan 84.0°F 27mi
San Francisco 84.3°F 29mi
San Francisco 84.2°F 29mi
Santa Monica 84.8°F 34mi
San Francisco 84.9°F 45mi
San Jose 86.0°F 67mi

* current water temperature in this city

** straight line distance from San Jose