| Average Precipitation mm (in) | 37 (1.46) | 33 (1.3) | 31 (1.2) | 39 (1.5) | 59 (2.3) | 72 (2.8) | 80 (3.1) | 76 (3) | 51 (2) | 42 (1.7) | 47 (1.9) | 44 (1.7) | | 611 (24.1) |
| Precipitation Litres/m² (Gallons/ft²) | 37 (0.91) | 33 (0.81) | 31 (0.76) | 39 (0.96) | 59 (1.45) | 72 (1.77) | 80 (1.96) | 76 (1.86) | 51 (1.25) | 42 (1.03) | 47 (1.15) | 44 (1.08) | | 611 (14.99) |
| Number of Wet Days (probability of rain on a day) | 20 (65%) | 19 (67%) | 14 (45%) | 13 (43%) | 15 (48%) | 12 (40%) | 12 (39%) | 12 (39%) | 11 (37%) | 13 (42%) | 19 (63%) | 18 (58%) | | 178 (49%) |
| Percentage of Sunny (Cloudy) Daylight Hours | 20 (80) | 20 (80) | 39 (61) | 38 (62) | 49 (51) | 57 (43) | 58 (42) | 56 (44) | 48 (52) | 37 (63) | 18 (82) | 17 (83) | | 43 (57) |