 | Average Precipitation mm (in) | 45.5 (1.79) | 55.1 (2.2) | 98.8 (3.9) | 106.2 (4.2) | 111.3 (4.4) | 129.3 (5.1) | 74.2 (2.9) | 89.2 (3.5) | 117.3 (4.6) | 90.9 (3.6) | 95.3 (3.8) | 80.3 (3.2) | | 1093.4 (43) |
 | Precipitation Litres/m² (Gallons/ft²) | 45.5 (1.12) | 55.1 (1.35) | 98.8 (2.42) | 106.2 (2.6) | 111.3 (2.73) | 129.3 (3.17) | 74.2 (1.82) | 89.2 (2.19) | 117.3 (2.88) | 90.9 (2.23) | 95.3 (2.34) | 80.3 (1.97) | | 1093.4 (26.82) |
 | Number of Wet Days (probability of rain on a day) | 8 (26%) | 8 (28%) | 10 (32%) | 11 (37%) | 11 (35%) | 10 (33%) | 8 (26%) | 9 (29%) | 8 (27%) | 7 (23%) | 8 (27%) | 8 (26%) | | 106 (29%) |
 | Percentage of Sunny (Cloudy) Daylight Hours | 46 (54) | 50 (50) | 57 (43) | 60 (40) | 62 (38) | 68 (32) | 72 (28) | 77 (23) | 76 (24) | 70 (30) | 64 (36) | 52 (48) | | 65 (35) |