 | Average Precipitation mm (in) | 0 (0) | 0 (0) | 3 (0.1) | 19 (0.7) | 74 (2.9) | 111 (4.4) | 205 (8.1) | 229 (9) | 162 (6.4) | 38 (1.5) | 1 (0) | 0 (0) | | 842 (33.1) |
 | Precipitation Litres/m² (Gallons/ft²) | 0 (0) | 0 (0) | 3 (0.07) | 19 (0.47) | 74 (1.82) | 111 (2.72) | 205 (5.03) | 229 (5.62) | 162 (3.97) | 38 (0.93) | 1 (0.02) | 0 (0) | | 842 (20.65) |
 | Number of Wet Days (probability of rain on a day) | 0 (0%) | 0 (0%) | 1 (3%) | 3 (10%) | 7 (23%) | 11 (37%) | 15 (48%) | 18 (58%) | 12 (40%) | 4 (13%) | 0.5 (2%) | 0 (0%) | | 71.5 (19%) |
 | Percentage of Sunny (Cloudy) Daylight Hours | 82 (18) | 74 (26) | 73 (27) | 65 (35) | 66 (34) | 56 (44) | 49 (51) | 49 (51) | 56 (44) | 73 (27) | 81 (19) | 85 (15) | | 68 (32) |