Average temperature in July is 25 °C
Average daytime temperature is 28.9 °C
Average night temperature is 22.3 °C
Absolute maximum temperature: 30.2 °C
Absolute minimum temperature: 20.4 °C
Number of sunny days: 6
Number of rainy days: 25
Number of snow days:
Precipitation sum: 90 mm
* Weather data for Cayey Puerto Rico is based on climate observations for 2023 year
| July (°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 | 28.9 | 29.4 | 25.8 | 28.3 | 29.3 | 29.2 | 28.6 | 27.8 | 29.8 | 28.8 | 25 | 29 | 29.3 | 28.4 | 29 | 27.5 | 29.2 | 29.7 | 30.2 | 29.9 | 29.6 | 29.7 | 29.4 | 27.6 | 28.4 | 29 | 29.2 | 29.6 | 30.2 | 29.8 |
| Apparent max temperature | 33.7 | 33.5 | 33 | 29.6 | 31.3 | 33 | 33 | 32.7 | 30.9 | 32.9 | 32.6 | 28.8 | 33.4 | 33.2 | 32 | 34.3 | 31.4 | 33.4 | 33.6 | 34.1 | 34.4 | 33.9 | 33.6 | 32.9 | 31.1 | 31.5 | 33.1 | 33.5 | 34.3 | 34.5 | 34 |
| Mean temperature | 25.2 | 25.3 | 25.3 | 23.6 | 24.9 | 25.2 | 25.1 | 23.9 | 24.4 | 25.6 | 25.5 | 23.4 | 24.6 | 25.5 | 25.2 | 24.8 | 24.1 | 25.1 | 25.7 | 25.8 | 25.2 | 25.3 | 24.8 | 25.3 | 24.4 | 24.6 | 24.8 | 25 | 25.1 | 25.8 | 25.6 |
| Apparent mean temperature | 25.3 | 26.3 | 26.7 | 25.3 | 27.4 | 25.5 | 25.2 | 25 | 25.4 | 27.2 | 26.9 | 24.8 | 23.1 | 26.8 | 25.6 | 26.6 | 25.2 | 25 | 26.6 | 26.9 | 26.2 | 25.9 | 24.3 | 25.8 | 25.2 | 25.2 | 25.6 | 26.1 | 25.9 | 27.1 | 26.1 |
| Minimum temperature | 21.7 | 22.1 | 22.6 | 22.1 | 23 | 22.4 | 22.1 | 21.7 | 21.7 | 23.4 | 23.2 | 22.1 | 20.4 | 23.1 | 22.2 | 22.7 | 22.1 | 21.7 | 23.2 | 22.7 | 22.1 | 21.8 | 21 | 22.3 | 22.3 | 22.2 | 22.3 | 22.3 | 22.1 | 23 | 22.3 |
| Apparent min temperature | 28.8 | 29.3 | 28.8 | 27.1 | 28.6 | 28.3 | 28.2 | 27.6 | 28.2 | 29.1 | 28.8 | 26.7 | 28.2 | 29 | 28.8 | 28.7 | 27.6 | 28.7 | 29.1 | 29.8 | 28.9 | 29.3 | 28.4 | 28.5 | 27.6 | 28 | 28.5 | 28.6 | 28.8 | 29.7 | 29.4 |
| July | 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) | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12.9 |
| Sunshine duration (h) | 11.3 | 11.7 | 9.7 | 0.4 | 5.7 | 9.4 | 12.3 | 8.5 | 10.2 | 11.3 | 10.4 | 4.5 | 10.3 | 11.4 | 12.1 | 10.5 | 7.5 | 9.9 | 10.3 | 12 | 12.3 | 10.8 | 12.2 | 11.9 | 11.3 | 10.3 | 10 | 11.5 | 11 | 11.4 | 11.3 |
| Precipitation (mm) | 0.1 | 1 | 0.2 | 6.2 | 0.1 | 0 | 0.2 | 13.4 | 16.8 | 0.5 | 1.1 | 17.5 | 3.5 | 0.2 | 1.6 | 3.4 | 3.5 | 1.6 | 2.5 | 0 | 0 | 0 | 0 | 0.2 | 7.3 | 5.5 | 1.1 | 1.3 | 1.1 | 0.1 | 0 |
| Precipitation hours | 1 | 8 | 2 | 16 | 1 | 0 | 2 | 9 | 17 | 5 | 5 | 20 | 6 | 2 | 12 | 9 | 15 | 8 | 11 | 0 | 0 | 0 | 0 | 2 | 11 | 17 | 6 | 7 | 7 | 1 | 0 |
| Wind speed (m/s) | 16.5 | 15.8 | 16.8 | 16.6 | 15.9 | 17.6 | 15.7 | 13.8 | 17.6 | 19.2 | 23.3 | 18.3 | 18.1 | 18.8 | 18.9 | 13.4 | 18.6 | 18.6 | 21.7 | 14.8 | 13.3 | 13.7 | 14.5 | 16.2 | 20.3 | 20.4 | 15.6 | 15.4 | 16.4 | 13.7 | 13.7 |
In July 2023, the highest daytime temperature in Cayey was 30.2°C.
While the minimum temperature at night dropped to 20.4°C.
The average nighttime and daytime temperatures during July in Cayey are 22.3°C and 28.9°C respectively.
The precipitation sum in July is about 90 mm.