Paradise Valley boasts a year-around average temperature of 20.8°C, peaking at 33.6°C in July, its warmest month, and dipping to an average low of 8.7°C in December, the coolest. Rainfall averages at 7.0mm annually, with February seeing the heaviest showers and April, May, June, September, October being the driest month.
Month | Temperature (Celcius) | Rainfall (mm) |
| January | 9.3 | 13.7 |
| February | 11.6 | 19.3 |
| March | 15.5 | 11.2 |
| April | 19.6 | 0.0 |
| May | 25.2 | 0.0 |
| June | 30.4 | 0.0 |
| July | 33.6 | 10.2 |
| August | 32.6 | 8.4 |
| September | 28.1 | 0.0 |
| October | 20.9 | 0.0 |
| November | 13.6 | 9.1 |
| December | 8.7 | 12.7 |