 | Average Precipitation mm (in) | 43 (1.69) | 31 (1.2) | 37 (1.5) | 37 (1.5) | 42 (1.7) | 53 (2.1) | 62 (2.4) | 73 (2.9) | 70 (2.8) | 67 (2.6) | 71 (2.8) | 48 (1.9) | | 634 (25) |
 | Precipitation Litres/m² (Gallons/ft²) | 43 (1.05) | 31 (0.76) | 37 (0.91) | 37 (0.91) | 42 (1.03) | 53 (1.3) | 62 (1.52) | 73 (1.79) | 70 (1.72) | 67 (1.64) | 71 (1.74) | 48 (1.18) | | 634 (15.55) |
 | Number of Wet Days (probability of rain on a day) | 14 (45%) | 11 (39%) | 8 (26%) | 11 (37%) | 10 (32%) | 12 (40%) | 12 (39%) | 13 (42%) | 13 (43%) | 13 (42%) | 15 (50%) | 15 (48%) | | 147 (40%) |
 | Percentage of Sunny (Cloudy) Daylight Hours | 24 (76) | 26 (74) | 40 (60) | 43 (57) | 53 (47) | 53 (47) | 54 (46) | 50 (50) | 42 (58) | 28 (72) | 20 (80) | 14 (86) | | 42 (58) |