Water temperature in Key West
88.5
°F
August 5, 02:18
Trend:
stableYesterday:
88.5°FTomorrow:
88.5°F
Sunrise:
Sunset:
Day Length:
13 h. 12 min.Key West in August
Minimum:
71.5°FAverage:
74.3°FMaximum:
76.9°FSea water temperature in Key West today
As of now, in Key West, the water temperature is 88.5°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 1.5°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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 88.7°F on 2023, while the historical minimum was 85.8°F on 2016.
Daily water temperature in Key West
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Jul 22 | 87.0°F | 87.8°F | 87.1°F |
| Jul 23 | 87.5°F | 88.1°F | 87.2°F |
| Jul 24 | 86.9°F | 88.2°F | 87.1°F |
| Jul 25 | 87.7°F | 88.1°F | 87.3°F |
| Jul 26 | 86.7°F | 87.9°F | 87.1°F |
| Jul 27 | 87.4°F | 88.1°F | 87.3°F |
| Jul 28 | 87.3°F | 87.8°F | 87.0°F |
| Jul 29 | 87.7°F | 87.3°F | 87.0°F |
| Jul 30 | 87.4°F | 88.0°F | 87.1°F |
| Jul 31 | 88.0°F | 88.5°F | 87.4°F |
| Aug 1 | 87.5°F | 89.3°F | 87.3°F |
| Aug 2 | 88.6°F | 88.6°F | 87.3°F |
| Aug 3 | 88.1°F | 88.7°F | 87.1°F |
| Aug 4 | 88.5°F | 88.3°F | 87.0°F |
| Aug 5 | 88.5°F | 87.9°F | 87.0°F |
| Aug 6 | 88.5°F | 87.2°F | 87.0°F |
| Aug 7 | 88.5°F | 86.3°F | 87.0°F |
| Aug 8 | 88.6°F | 87.0°F | 87.2°F |
| Aug 9 | 88.7°F | 87.2°F | 87.2°F |
| Aug 10 | 88.9°F | 87.4°F | 87.4°F |
| Aug 11 | 89.1°F | 87.6°F | 87.6°F |
| Aug 12 | 89.2°F | 87.7°F | 87.7°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.