All data are in degrees Fahrenheit

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Water temperature in San José

Detailed information about the current water temperature in San José. 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 José now

82.4

°F

December 22, 11:07

Trend:

stable

Yesterday:

81.8°F

Tomorrow:

82.3°F

Sunrise:

06:29

Sunset:

18:10

Day Length:

11 h. 41 min.

San José in December

Minimum:

80.6°F

Average:

82.1°F

Maximum:

83.5°F

Sea water temperature in San José today

As of now, in San José, the water temperature is 82.4°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.4°F lower 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 slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 84.2°F on 2015, while the historical minimum was 82.0°F on 2022.

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 82.3°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 José

Date Current Year

actual* / forecast**

last year 10 years average
Dec 8 82.9°F 84.2°F 83.2°F
Dec 9 83.2°F 84.1°F 83.0°F
Dec 10 83.5°F 83.5°F 82.9°F
Dec 11 84.3°F 83.7°F 83.0°F
Dec 12 83.9°F 83.6°F 83.0°F
Dec 13 83.7°F 84.2°F 82.9°F
Dec 14 83.4°F 84.1°F 82.9°F
Dec 15 83.2°F 83.8°F 82.8°F
Dec 16 83.1°F 83.6°F 82.8°F
Dec 17 82.7°F 83.8°F 82.8°F
Dec 18 82.6°F 83.4°F 82.8°F
Dec 19 82.3°F 83.4°F 82.9°F
Dec 20 82.1°F 83.4°F 82.8°F
Dec 21 81.8°F 83.2°F 82.8°F
Dec 22 82.4°F 83.1°F 82.8°F
Dec 23 82.3°F 83.3°F 82.7°F
Dec 24 82.3°F 82.9°F 82.7°F
Dec 25 82.2°F 82.7°F 82.6°F
Dec 26 82.1°F 82.6°F 82.5°F
Dec 27 82.2°F 83.1°F 82.6°F
Dec 28 82.3°F 83.0°F 82.7°F
Dec 29 82.4°F 84.2°F 82.8°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 José by month

In San José, the water temperature is comfortable for swimming all year round.
The warmest water in San José was recorded on September 9, 2023, reaching a 86.7°F. While the coldest temperature occurred on February 18, 2017, dipping to 76.3°F. The average readings by season are 81.7°F in Winter, 81.9°F in Spring, 83.9°F in Summer, and 83.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
La Palma 82.4°F 4mi
Santo Domingo 82.4°F 5mi
Los Ángeles 82.5°F 16mi
San José 82.5°F 63mi

* current water temperature in this city

** straight line distance from San José