All data are in degrees Fahrenheit

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Water temperature in San Diego

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

81.8

°F

March 15, 11:12

Trend:

increasing

Yesterday:

81.7°F

Tomorrow:

82.1°F

Sunrise:

06:06

Sunset:

18:08

Day Length:

12 h. 2 min.

San Diego in March

Minimum:

79.5°F

Average:

81.4°F

Maximum:

82.6°F

Sea water temperature in San Diego today

As of now, in San Diego, 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 1.0°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 rise a bit.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 81.5°F on 2022, while the historical minimum was 79.7°F on 2015.

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. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 82.4°F, with minimum temperature starting at 82.1°F, while the maximum might reach 82.7°F.

Daily water temperature in San Diego

Date Current Year

actual* / forecast**

last year 10 years average
Mar 1 80.5°F 79.6°F 80.1°F
Mar 2 80.6°F 80.0°F 80.2°F
Mar 3 80.7°F 79.9°F 80.1°F
Mar 4 80.9°F 80.1°F 80.2°F
Mar 5 81.1°F 79.8°F 80.2°F
Mar 6 81.5°F 80.0°F 80.4°F
Mar 7 82.2°F 80.7°F 80.7°F
Mar 8 81.8°F 80.7°F 80.9°F
Mar 9 81.5°F 80.7°F 81.0°F
Mar 10 81.6°F 80.8°F 81.0°F
Mar 11 81.8°F 80.3°F 80.9°F
Mar 12 81.7°F 80.3°F 80.9°F
Mar 13 81.8°F 80.4°F 80.8°F
Mar 14 81.7°F 80.2°F 80.7°F
Mar 15 81.8°F 80.6°F 80.9°F
Mar 16 82.1°F 80.7°F 81.1°F
Mar 17 82.1°F 80.7°F 81.1°F
Mar 18 82.3°F 81.0°F 81.3°F
Mar 19 82.4°F 81.0°F 81.4°F
Mar 20 82.6°F 81.3°F 81.6°F
Mar 21 82.7°F 82.1°F 81.7°F
Mar 22 82.5°F 80.6°F 81.5°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 Diego by month

In San Diego, the water temperature is comfortable for swimming all year round.
The warmest water in San Diego was recorded on June 6, 2020, reaching a 88.3°F. While the coldest temperature occurred on February 5, 2015, dipping to 77.5°F. The average readings by season are 81.2°F in Winter, 83.3°F in Spring, 85.6°F in Summer, and 84.6°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
San Jose 82.1°F 25mi
Dasmariñas 82.1°F 29mi
Las Piñas 82.8°F 37mi
Calamba 83.3°F 38mi

* current water temperature in this city

** straight line distance from San Diego