| Average Precipitation mm (in) | 6 (0.24) | 6 (0.2) | 15 (0.6) | 23 (0.9) | 52 (2) | 110 (4.3) | 172 (6.8) | 139 (5.5) | 54 (2.1) | 33 (1.3) | 16 (0.6) | 5 (0.2) | | 631 (24.8) |
| Precipitation Litres/m² (Gallons/ft²) | 6 (0.15) | 6 (0.15) | 15 (0.37) | 23 (0.56) | 52 (1.28) | 110 (2.7) | 172 (4.22) | 139 (3.41) | 54 (1.32) | 33 (0.81) | 16 (0.39) | 5 (0.12) | | 631 (15.48) |
| Number of Wet Days (probability of rain on a day) | 6 (19%) | 5 (18%) | 6 (19%) | 7 (23%) | 11 (35%) | 15 (50%) | 16 (52%) | 13 (42%) | 10 (33%) | 8 (26%) | 6 (20%) | 5 (16%) | | 108 (30%) |
| Percentage of Sunny (Cloudy) Daylight Hours | 71 (29) | 66 (34) | 69 (31) | 59 (41) | 57 (43) | 56 (44) | 53 (47) | 58 (42) | 70 (30) | 66 (34) | 61 (39) | 68 (32) | | 63 (37) |