Water temperature in San Francisco
84.0
°F
September 12, 09:28
Trend:
decreasingYesterday:
84.2°FTomorrow:
83.8°F
Sunrise:
Sunset:
Day Length:
12 h. 15 min.San Francisco in September
Minimum:
79.6°FAverage:
81.0°FMaximum:
82.0°FSea water temperature in San Francisco today
As of now, in San Francisco, the water temperature is 84.0°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is 1.3°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 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 86.3°F on 2022, while the historical minimum was 84.4°F on 2019.
Daily water temperature in San Francisco
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Aug 29 | 84.3°F | 84.8°F | 85.0°F |
| Aug 30 | 84.2°F | 84.8°F | 84.9°F |
| Aug 31 | 84.1°F | 84.7°F | 84.9°F |
| Sep 1 | 84.5°F | 84.7°F | 84.9°F |
| Sep 2 | 84.3°F | 84.7°F | 84.9°F |
| Sep 3 | 84.7°F | 85.0°F | 85.0°F |
| Sep 4 | 83.8°F | 85.3°F | 85.0°F |
| Sep 5 | 84.0°F | 85.4°F | 85.1°F |
| Sep 6 | 84.1°F | 85.3°F | 85.1°F |
| Sep 7 | 84.3°F | 85.4°F | 85.2°F |
| Sep 8 | 84.4°F | 85.1°F | 85.2°F |
| Sep 9 | 84.5°F | 84.8°F | 85.2°F |
| Sep 10 | 84.6°F | 84.6°F | 85.2°F |
| Sep 11 | 84.2°F | 84.7°F | 85.5°F |
| Sep 12 | 84.0°F | 84.6°F | 85.3°F |
| Sep 13 | 83.8°F | 84.4°F | 85.0°F |
| Sep 14 | 83.5°F | 84.2°F | 84.8°F |
| Sep 15 | 83.7°F | 84.5°F | 85.0°F |
| Sep 16 | 83.7°F | 84.5°F | 85.0°F |
| Sep 17 | 83.8°F | 84.5°F | 85.0°F |
| Sep 18 | 83.7°F | 84.4°F | 84.9°F |
| Sep 19 | 83.9°F | 85.1°F | 85.1°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** |
|---|---|---|
| Padang |
83.8°F
|
13mi |
| Santo Domingo |
83.8°F
|
14mi |
| San Francisco |
83.9°F
|
19mi |
| San Francisco |
83.8°F
|
23mi |
| Barcelona |
83.8°F
|
27mi |
| San Jose |
83.7°F
|
31mi |
* current water temperature in this city
** straight line distance from San Francisco