What is the current water temperature in San Diego?

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

As of now, in San Diego, the water temperature is 14.99°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration.

United States > San Diego

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.

59.0

°F

November 21, 01:57

Trend:

decreasing

Yesterday:

59.1°F

Tomorrow:

58.8°F

Sunrise:

06:25

Sunset:

16:44

Day Length:

10 h. 19 min.

San Diego in November

Minimum:

57.1°F

Average:

59.6°F

Maximum:

61.5°F

Sea water temperature in San Diego today

As of now, in San Diego, the water temperature is 59.0°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 4.5°F lower than 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 fall a bit.

Recent sea temperature and forecast

Today's water temperature is considerably 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 67.0°F on 2015, while the historical minimum was 59.9°F on 2020.

latest data

last year

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 58.5°F, the minimum temperature may reach 58.1°F, and the maximum might stay at 58.8°F.

Daily water temperature in San Diego

Date	Current Year actual* / forecast**	last year	10 years average
Nov 7	62.3°F	62.3°F	64.6°F
Nov 8	61.4°F	62.5°F	64.7°F
Nov 9	61.7°F	62.8°F	64.9°F
Nov 10	61.4°F	62.0°F	64.6°F
Nov 11	61.0°F	61.8°F	64.2°F
Nov 12	60.9°F	62.1°F	64.1°F
Nov 13	60.7°F	61.9°F	63.9°F
Nov 14	60.7°F	62.3°F	63.9°F
Nov 15	61.1°F	62.0°F	63.5°F
Nov 16	60.7°F	61.9°F	63.4°F
Nov 17	60.2°F	62.2°F	63.4°F
Nov 18	59.5°F	62.3°F	63.2°F
Nov 19	59.4°F	62.6°F	63.1°F
Nov 20	59.1°F	62.6°F	63.1°F
Nov 21	59.0°F	63.1°F	63.5°F
Nov 22	58.8°F	63.1°F	63.3°F
Nov 23	58.7°F	62.9°F	63.2°F
Nov 24	58.6°F	62.8°F	63.1°F
Nov 25	58.6°F	62.7°F	63.1°F
Nov 26	58.4°F	62.6°F	62.9°F
Nov 27	58.3°F	62.3°F	62.8°F
Nov 28	58.1°F	62.4°F	62.6°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 Diego by month

In an average year, San Diego offers no days when the water temperature is warm enough to swim comfortably.

The warmest water in San Diego was recorded on August 7, 2018, reaching a 75.8°F. While the coldest temperature occurred on February 25, 2023, dipping to 55.9°F. The average readings by season are 60.1°F in Winter, 61.8°F in Spring, 68.6°F in Summer, and 66.8°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Tijuana	57.8°F	17mi
Oceanside	60.0°F	35mi
Laguna Beach	58.7°F	67mi

* current water temperature in this city

** straight line distance from San Diego