Water temperature in San Francisco
86.6
°F
May 10, 01:52
Trend:
decreasingYesterday:
86.6°FTomorrow:
86.6°F
Sunrise:
Sunset:
Day Length:
12 h. 36 min.San Francisco in May
Minimum:
80.1°FAverage:
82.6°FMaximum:
83.8°FSea water temperature in San Francisco today
As of now, in San Francisco, the water temperature is 86.6°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 0.3°F higher 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 stay about the same.Recent sea temperature and forecast
The water temperature today is above average for the last two weeks, showing a small increase in temperature. 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 87.6°F on 2024, while the historical minimum was 85.3°F on 2021.
Daily water temperature in San Francisco
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Apr 26 | 86.8°F | 87.9°F | 85.8°F |
| Apr 27 | 86.1°F | 86.8°F | 85.8°F |
| Apr 28 | 85.9°F | 87.4°F | 85.8°F |
| Apr 29 | 86.0°F | 88.0°F | 86.1°F |
| Apr 30 | 86.4°F | 87.2°F | 86.0°F |
| May 1 | 86.8°F | 87.9°F | 86.1°F |
| May 2 | 86.5°F | 87.0°F | 86.1°F |
| May 3 | 86.5°F | 87.2°F | 86.1°F |
| May 4 | 86.7°F | 88.1°F | 86.3°F |
| May 5 | 86.7°F | 87.8°F | 86.3°F |
| May 6 | 86.5°F | 87.5°F | 86.3°F |
| May 7 | 85.9°F | 87.2°F | 86.3°F |
| May 8 | 85.9°F | 87.2°F | 86.4°F |
| May 9 | 86.6°F | 87.1°F | 86.4°F |
| May 10 | 86.6°F | 87.6°F | 86.3°F |
| May 11 | 86.6°F | 87.6°F | 86.3°F |
| May 12 | 86.8°F | 87.7°F | 86.5°F |
| May 13 | 87.0°F | 87.9°F | 86.7°F |
| May 14 | 87.0°F | 88.0°F | 86.7°F |
| May 15 | 87.2°F | 87.9°F | 86.9°F |
| May 16 | 86.9°F | 87.8°F | 86.6°F |
| May 17 | 87.2°F | 88.5°F | 86.9°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.