Average temperature in August is 29.6 °C
Average daytime temperature is 30.6 °C
Average night temperature is 28.3 °C
Absolute maximum temperature: 31.9 °C
Absolute minimum temperature: 26.1 °C
Number of sunny days: 4
Number of rainy days: 27
Number of snow days:
Precipitation sum: 149 mm
* Weather data for Key West United States is based on climate observations for 2023 year
| August (°C) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 29.7 | 30.3 | 30.2 | 30.3 | 30.8 | 31.2 | 31.9 | 31.4 | 30.9 | 31.1 | 31.3 | 31.2 | 31.1 | 31.7 | 31.5 | 30 | 30.7 | 30.9 | 30 | 28.8 | 31 | 30.5 | 30.6 | 30.6 | 30.2 | 30.2 | 30 | 30.6 | 29.9 | 29.7 | 30.6 |
| Apparent max temperature | 35.7 | 37.3 | 37.1 | 36.7 | 37.3 | 38.3 | 38.8 | 38 | 39.3 | 38.3 | 36.7 | 36.1 | 35.6 | 38.1 | 37.7 | 35.2 | 36.3 | 36.6 | 35.6 | 31.9 | 33.3 | 32.9 | 34.1 | 35.2 | 35.4 | 36 | 36.3 | 34 | 32.1 | 32.8 | 36.2 |
| Mean temperature | 28.6 | 28.9 | 28.7 | 29.5 | 30.3 | 30.8 | 30.7 | 30.4 | 30.1 | 30.4 | 30.3 | 29.7 | 29.4 | 30.8 | 30.5 | 27.8 | 29.9 | 29.5 | 28.9 | 27.4 | 30.4 | 30.1 | 29.7 | 29.7 | 28.8 | 28.9 | 29 | 29.1 | 28.8 | 29.3 | 29.9 |
| Apparent mean temperature | 32.7 | 31.3 | 29.5 | 33.4 | 34.4 | 34.2 | 34.3 | 33.8 | 33.4 | 34.9 | 33.1 | 33.6 | 32.8 | 34.3 | 33.4 | 30.2 | 33.3 | 33.7 | 31.4 | 28.5 | 31.1 | 30.3 | 31 | 31.6 | 30.7 | 31.6 | 30.3 | 31 | 26.7 | 28.6 | 31.4 |
| Minimum temperature | 27.2 | 26.1 | 27.3 | 27.9 | 29.8 | 30.2 | 29.8 | 29.4 | 29 | 29.8 | 28.7 | 28.7 | 27.5 | 30.1 | 28.5 | 26.5 | 29.2 | 28.4 | 27.6 | 26.4 | 29.5 | 28.9 | 29 | 28.3 | 26.7 | 27.5 | 27.5 | 27.6 | 27.3 | 28.1 | 28.6 |
| Apparent min temperature | 34.3 | 34.7 | 34.1 | 34.9 | 35.4 | 35.8 | 36 | 35.7 | 35.7 | 36.4 | 35.5 | 34.8 | 33.9 | 35.6 | 35.6 | 32.6 | 35 | 34.5 | 33.2 | 30.2 | 32 | 31.4 | 32.1 | 33.2 | 33.2 | 33.5 | 33.8 | 32.5 | 29.9 | 30.6 | 34 |
| August | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 13.3 | 13.3 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13 | 13 | 13 | 13 | 13 | 12.9 | 12.9 | 12.9 | 12.9 | 12.9 | 12.8 | 12.8 | 12.8 | 12.8 | 12.7 | 12.7 | 12.7 | 12.7 | 12.7 |
| Sunshine duration (h) | 12.5 | 10.9 | 10.8 | 11.8 | 11.9 | 12.4 | 12.4 | 12.4 | 12.1 | 12.1 | 12.3 | 12.3 | 10.7 | 11.9 | 12.2 | 4.6 | 10.4 | 10 | 11 | 7.3 | 11.4 | 11.9 | 11.6 | 10.2 | 11.8 | 11.7 | 11.9 | 11.1 | 7.5 | 10.1 | 11.5 |
| Precipitation (mm) | 4.6 | 4.8 | 1.2 | 1 | 0 | 0 | 0.2 | 0.8 | 0.6 | 0 | 0.4 | 1.4 | 11.3 | 0 | 0.9 | 29.6 | 0.7 | 0.7 | 5 | 48.8 | 0.3 | 0.6 | 0.2 | 1.5 | 2.1 | 0.2 | 0.1 | 5.5 | 20.1 | 3.7 | 2.6 |
| Precipitation hours | 7 | 4 | 3 | 4 | 0 | 0 | 1 | 7 | 3 | 0 | 2 | 6 | 10 | 0 | 2 | 19 | 2 | 3 | 9 | 22 | 3 | 3 | 1 | 3 | 8 | 2 | 1 | 11 | 16 | 7 | 6 |
| Wind speed (m/s) | 15.1 | 14.5 | 35.3 | 14.8 | 15.2 | 17.7 | 21.2 | 24.9 | 27.3 | 18.1 | 20.6 | 20.3 | 23.1 | 21.4 | 18 | 21.6 | 18.6 | 19.2 | 23.2 | 32 | 36.4 | 36.9 | 31.1 | 24 | 21.6 | 19.9 | 25.4 | 30.6 | 51.7 | 52.3 | 34.6 |
In August 2023, the highest daytime temperature in Key West was 31.9°C.
While the minimum temperature at night dropped to 26.1°C.
The average nighttime and daytime temperatures during August in Key West are 28.3°C and 30.6°C respectively.
The precipitation sum in August is about 149 mm.