Water temperature in San Diego
67.1
°F
September 17, 17:13
Trend:
decreasingYesterday:
67.8°FTomorrow:
66.8°F
Sunrise:
Sunset:
Day Length:
12 h. 19 min.San Diego in September
Minimum:
56.4°FAverage:
59.4°FMaximum:
61.8°FSea water temperature in San Diego today
As of now, in San Diego, the water temperature is 67.1°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 2.0°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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 74.0°F on 2015, while the historical minimum was 64.3°F on 2021.
Daily water temperature in San Diego
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Sep 3 | 69.9°F | 70.2°F | 70.0°F |
| Sep 4 | 69.6°F | 70.0°F | 70.4°F |
| Sep 5 | 69.7°F | 70.8°F | 70.4°F |
| Sep 6 | 69.4°F | 70.3°F | 70.2°F |
| Sep 7 | 69.5°F | 70.8°F | 70.3°F |
| Sep 8 | 69.7°F | 71.6°F | 70.3°F |
| Sep 9 | 69.4°F | 71.3°F | 70.2°F |
| Sep 10 | 68.9°F | 71.7°F | 70.2°F |
| Sep 11 | 68.1°F | 71.9°F | 70.1°F |
| Sep 12 | 67.1°F | 71.3°F | 69.9°F |
| Sep 13 | 66.8°F | 70.9°F | 69.5°F |
| Sep 14 | 67.0°F | 71.1°F | 69.3°F |
| Sep 15 | 67.5°F | 70.8°F | 69.3°F |
| Sep 16 | 67.8°F | 70.2°F | 69.2°F |
| Sep 17 | 67.1°F | 69.4°F | 69.1°F |
| Sep 18 | 66.8°F | 68.7°F | 68.8°F |
| Sep 19 | 66.5°F | 68.9°F | 68.6°F |
| Sep 20 | 66.3°F | 68.4°F | 68.3°F |
| Sep 21 | 66.4°F | 68.1°F | 68.4°F |
| Sep 22 | 66.5°F | 68.1°F | 68.5°F |
| Sep 23 | 66.3°F | 67.6°F | 68.3°F |
| Sep 24 | 66.1°F | 68.0°F | 68.1°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.
Popular neighboring cities and resorts
| City | Water temperature* | Distance** |
|---|---|---|
| Tijuana |
66.6°F
|
17mi |
| Oceanside |
70.7°F
|
35mi |
| Laguna Beach |
68.8°F
|
67mi |
* current water temperature in this city
** straight line distance from San Diego