Water temperature in San Jose
70.1
°F
September 18, 15:14
Trend:
stableYesterday:
69.4°FTomorrow:
70.0°F
Sunrise:
Sunset:
Day Length:
12 h. 19 min.San Jose in September
Minimum:
52.0°FAverage:
53.0°FMaximum:
55.1°FSea water temperature in San Jose today
As of now, in San Jose, the water temperature is 70.1°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 5.5°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 fall a bit.Recent sea temperature and forecast
Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 69.7°F on 2019, while the historical minimum was 58.4°F on 2016.
Daily water temperature in San Jose
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Sep 4 | 71.5°F | 68.3°F | 65.6°F |
| Sep 5 | 71.5°F | 69.2°F | 65.8°F |
| Sep 6 | 70.1°F | 69.9°F | 66.0°F |
| Sep 7 | 69.5°F | 71.1°F | 65.9°F |
| Sep 8 | 69.5°F | 70.1°F | 65.6°F |
| Sep 9 | 68.7°F | 69.7°F | 65.7°F |
| Sep 10 | 67.7°F | 69.5°F | 65.4°F |
| Sep 11 | 68.1°F | 69.4°F | 65.3°F |
| Sep 12 | 67.2°F | 69.4°F | 64.7°F |
| Sep 13 | 66.8°F | 67.7°F | 64.4°F |
| Sep 14 | 67.1°F | 68.6°F | 64.7°F |
| Sep 15 | 68.1°F | 70.8°F | 65.2°F |
| Sep 16 | 68.5°F | 69.9°F | 65.1°F |
| Sep 17 | 69.4°F | 68.9°F | 65.0°F |
| Sep 18 | 70.1°F | 67.4°F | 64.7°F |
| Sep 19 | 70.0°F | 66.7°F | 64.5°F |
| Sep 20 | 69.7°F | 66.4°F | 64.3°F |
| Sep 21 | 69.6°F | 67.0°F | 64.1°F |
| Sep 22 | 69.6°F | 66.1°F | 64.2°F |
| Sep 23 | 69.6°F | 65.3°F | 64.1°F |
| Sep 24 | 69.7°F | 65.5°F | 64.2°F |
| Sep 25 | 70.1°F | 66.3°F | 64.6°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.
Popular neighboring cities and resorts
| City | Water temperature* | Distance** |
|---|---|---|
| Redwood City |
70.9°F
|
21mi |
| Oakland |
68.0°F
|
38mi |
| San Francisco |
66.0°F
|
42mi |
| Monterey |
64.1°F
|
51mi |
* current water temperature in this city
** straight line distance from San Jose