What is the current water temperature in San José?

As of now, in San José, the water temperature is 27.14°C. It's safe to say that the water is comfortably warm for various water-related activities.

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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.

80.9

°F

February 2, 08:36

Trend:

stable

Yesterday:

81.3°F

Tomorrow:

80.9°F

Sunrise:

06:41

Sunset:

18:29

Day Length:

11 h. 48 min.

San José in February

Minimum:

81.1°F

Average:

82.5°F

Maximum:

84.4°F

Sea water temperature in San José today

As of now, in San José, the water temperature is 80.9°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 aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 82.6°F on 2025, while the historical minimum was 77.8°F on 2019.

latest data

last year

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 80.6°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 José

Date	Current Year actual* / forecast**	last year	10 years average
Jan 19	81.2°F	82.7°F	81.8°F
Jan 20	81.4°F	82.5°F	81.6°F
Jan 21	81.8°F	84.1°F	81.6°F
Jan 22	82.2°F	82.9°F	81.6°F
Jan 23	81.5°F	83.0°F	81.4°F
Jan 24	81.5°F	82.9°F	81.5°F
Jan 25	81.5°F	83.8°F	81.4°F
Jan 26	80.9°F	83.4°F	81.3°F
Jan 27	81.0°F	83.7°F	81.5°F
Jan 28	81.9°F	83.2°F	81.6°F
Jan 29	81.7°F	82.8°F	81.6°F
Jan 30	82.0°F	82.9°F	81.6°F
Jan 31	81.5°F	82.7°F	81.3°F
Feb 1	81.3°F	82.8°F	81.3°F
Feb 2	80.9°F	82.6°F	81.0°F
Feb 3	80.9°F	82.7°F	81.0°F
Feb 4	81.0°F	82.8°F	81.1°F
Feb 5	80.8°F	82.5°F	81.0°F
Feb 6	80.7°F	82.0°F	80.8°F
Feb 7	80.5°F	82.2°F	80.6°F
Feb 8	80.4°F	81.9°F	80.5°F
Feb 9	80.3°F	82.1°F	80.4°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 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 81.6°F in Winter, 82.0°F in Spring, 83.9°F in Summer, and 83.6°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
La Palma	80.7°F	4mi
Santo Domingo	81.0°F	5mi
Los Ángeles	81.1°F	16mi
San José	80.6°F	63mi

* current water temperature in this city

** straight line distance from San José