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

81.8

°F

January 17, 11:26

Trend:

decreasing

Yesterday:

82.0°F

Tomorrow:

81.8°F

Sunrise:

06:13

Sunset:

17:47

Day Length:

11 h. 34 min.

San Jose in January

Minimum:

81.4°F

Average:

82.6°F

Maximum:

84.3°F

Sea water temperature in San Jose today

As of now, in San Jose, the water temperature is 81.8°F. It's safe to say that the water is comfortably warm for various water-related activities. 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 falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 83.0°F on 2024, while the historical minimum was 80.7°F on 2022.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 81.8°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
Jan 3 83.2°F 83.1°F 82.5°F
Jan 4 83.2°F 83.5°F 82.5°F
Jan 5 83.0°F 83.2°F 82.5°F
Jan 6 83.0°F 83.5°F 82.5°F
Jan 7 82.7°F 83.2°F 82.3°F
Jan 8 82.4°F 83.2°F 82.2°F
Jan 9 82.2°F 83.0°F 82.1°F
Jan 10 82.2°F 82.9°F 82.2°F
Jan 11 82.0°F 82.8°F 82.1°F
Jan 12 81.9°F 83.1°F 82.0°F
Jan 13 81.8°F 82.9°F 81.9°F
Jan 14 81.6°F 82.7°F 81.9°F
Jan 15 81.5°F 82.5°F 81.9°F
Jan 16 82.0°F 82.8°F 81.9°F
Jan 17 81.8°F 82.4°F 81.7°F
Jan 18 81.8°F 82.1°F 81.7°F
Jan 19 81.9°F 82.5°F 81.8°F
Jan 20 81.9°F 82.6°F 81.8°F
Jan 21 81.7°F 82.3°F 81.6°F
Jan 22 81.7°F 82.1°F 81.6°F
Jan 23 81.7°F 82.6°F 81.6°F
Jan 24 81.7°F 82.3°F 81.6°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 28, 2020, reaching a 87.8°F. While the coldest temperature occurred on February 5, 2019, dipping to 79.1°F. The average readings by season are 82.2°F in Winter, 84.4°F in Spring, 85.6°F in Summer, and 84.8°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Santa Monica 81.8°F 6mi
La Paz 81.6°F 25mi
Bacolod City 81.5°F 29mi
Mansilingan 81.5°F 32mi
Santiago 81.3°F 32mi
Alicante 81.3°F 34mi
San Juan 81.3°F 35mi

* current water temperature in this city

** straight line distance from San Jose