| Average Precipitation mm (in) | 13 (0.51) | 7 (0.3) | 13 (0.5) | 24 (0.9) | 129 (5.1) | 287 (11.3) | 354 (13.9) | 474 (18.7) | 401 (15.8) | 182 (7.2) | 114 (4.5) | 63 (2.5) | | 2061 (81.1) |
| Precipitation Litres/m² (Gallons/ft²) | 13 (0.32) | 7 (0.17) | 13 (0.32) | 24 (0.59) | 129 (3.16) | 287 (7.04) | 354 (8.68) | 474 (11.63) | 401 (9.84) | 182 (4.46) | 114 (2.8) | 63 (1.55) | | 2061 (50.55) |
| Number of Wet Days (probability of rain on a day) | 4 (13%) | 3 (11%) | 4 (13%) | 4 (13%) | 9 (29%) | 16 (53%) | 22 (71%) | 22 (71%) | 22 (73%) | 17 (55%) | 12 (40%) | 9 (29%) | | 144 (39%) |
| Percentage of Sunny (Cloudy) Daylight Hours | 51 (49) | 55 (45) | 61 (39) | 68 (32) | 57 (43) | 41 (59) | 34 (66) | 34 (66) | 35 (65) | 44 (56) | 44 (56) | 44 (56) | | 48 (52) |