What is the current water temperature in San Jose?

Q: What is the current water temperature in San Jose?

As of now, in San Jose, the water temperature is 17.59°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it.

United States > San Jose

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.

63.7

°F

May 14, 05:35

Trend:

increasing

Yesterday:

63.4°F

Tomorrow:

63.7°F

Sunrise:

05:59

Sunset:

20:09

Day Length:

14 h. 10 min.

San Jose in May

Minimum:

51.3°F

Average:

52.4°F

Maximum:

54.1°F

Sea water temperature in San Jose today

As of now, in San Jose, the water temperature is 63.7°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 4.6°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

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 66.1°F on 2018, while the historical minimum was 52.2°F on 2015.

latest data

last year

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 maximum recorded over the past years. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 63.6°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 30	61.4°F	58.8°F	58.4°F
May 1	60.8°F	59.3°F	58.3°F
May 2	62.8°F	58.9°F	58.5°F
May 3	62.6°F	58.6°F	58.7°F
May 4	62.2°F	58.2°F	58.8°F
May 5	61.5°F	57.7°F	58.7°F
May 6	61.1°F	57.4°F	58.7°F
May 7	59.7°F	57.0°F	58.4°F
May 8	60.0°F	56.6°F	58.2°F
May 9	62.4°F	58.0°F	58.6°F
May 10	62.8°F	57.7°F	58.2°F
May 11	62.8°F	58.1°F	58.2°F
May 12	63.1°F	58.9°F	58.5°F
May 13	63.4°F	60.3°F	58.8°F
May 14	63.7°F	61.7°F	59.1°F
May 15	63.7°F	61.8°F	59.1°F
May 16	63.6°F	62.2°F	59.0°F
May 17	63.4°F	62.6°F	58.7°F
May 18	63.3°F	62.9°F	58.7°F
May 19	63.6°F	63.6°F	58.9°F
May 20	63.7°F	64.7°F	59.1°F
May 21	63.7°F	65.9°F	59.1°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 an average year, San Jose offers no days when the water temperature is warm enough to swim comfortably.

The warmest water in San Jose was recorded on September 9, 2022, reaching a 73.7°F. While the coldest temperature occurred on February 9, 2023, dipping to 50.8°F. The average readings by season are 54.0°F in Winter, 57.5°F in Spring, 62.9°F in Summer, and 61.5°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Redwood City	63.9°F	21mi
Oakland	59.9°F	38mi
San Francisco	56.9°F	42mi
Monterey	56.9°F	51mi

* current water temperature in this city

** straight line distance from San Jose