Water temperature in Seattle
58.7
°F
August 14, 09:42
Trend:
decreasingYesterday:
58.9°FTomorrow:
58.5°F
Sunrise:
Sunset:
Day Length:
14 h. 20 min.Seattle in August
Minimum:
45.7°FAverage:
47.5°FMaximum:
48.9°FSea water temperature in Seattle today
As of now, in Seattle, the water temperature is 58.7°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 1.0°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 fall a bit.Recent sea temperature and forecast
The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 59.6°F on 2023, while the historical minimum was 57.1°F on 2018.
Daily water temperature in Seattle
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Jul 31 | 58.0°F | 58.6°F | 58.3°F |
| Aug 1 | 58.3°F | 58.2°F | 58.3°F |
| Aug 2 | 57.4°F | 58.7°F | 58.6°F |
| Aug 3 | 57.5°F | 58.2°F | 58.3°F |
| Aug 4 | 57.8°F | 57.6°F | 58.5°F |
| Aug 5 | 57.5°F | 57.4°F | 58.2°F |
| Aug 6 | 57.8°F | 57.8°F | 58.1°F |
| Aug 7 | 57.6°F | 57.7°F | 57.8°F |
| Aug 8 | 59.4°F | 58.9°F | 58.0°F |
| Aug 9 | 59.2°F | 59.1°F | 58.1°F |
| Aug 10 | 59.0°F | 59.3°F | 58.3°F |
| Aug 11 | 58.3°F | 58.9°F | 57.9°F |
| Aug 12 | 59.1°F | 59.5°F | 58.1°F |
| Aug 13 | 58.9°F | 56.8°F | 57.9°F |
| Aug 14 | 58.7°F | 57.8°F | 57.7°F |
| Aug 15 | 58.5°F | 57.5°F | 57.5°F |
| Aug 16 | 59.1°F | 57.6°F | 58.1°F |
| Aug 17 | 58.9°F | 57.4°F | 57.9°F |
| Aug 18 | 58.9°F | 57.5°F | 57.9°F |
| Aug 19 | 58.9°F | 57.5°F | 57.9°F |
| Aug 20 | 59.4°F | 58.3°F | 58.4°F |
| Aug 21 | 59.0°F | 56.8°F | 58.0°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.