 | Average Precipitation mm (in) | 1.8 (0.1) | 2.9 (0.1) | 2.3 (0.1) | 19.9 (0.8) | 118 (4.6) | 278.2 (11) | 401.7 (15.8) | 385.9 (15.2) | 196.3 (7.7) | 69.7 (2.7) | 8.6 (0.3) | 0.7 (0) | | 1486 (58.5) |
 | Precipitation Litres/m² (Gallons/ft²) | 1.8 (0.04) | 2.9 (0.07) | 2.3 (0.06) | 19.9 (0.49) | 118 (2.89) | 278.2 (6.82) | 401.7 (9.85) | 385.9 (9.47) | 196.3 (4.81) | 69.7 (1.71) | 8.6 (0.21) | 0.7 (0.02) | | 1486 (36.45) |
 | Number of Wet Days (probability of rain on a day) | 1 (3%) | 1 (3%) | 1 (3%) | 2 (6%) | 8 (27%) | 15 (48%) | 20 (65%) | 18 (64%) | 15 (48%) | 4 (13%) | 2 (6%) | 1 (3%) | | 88 (24%) |
 | Percentage of Sunny (Cloudy) Daylight Hours | 88 (12) | 89 (11) | 86 (14) | 88 (12) | 75 (25) | 58 (42) | 48 (52) | 47 (53) | 59 (41) | 82 (18) | 90 (10) | 86 (14) | | 75 (25) |