 | Average Precipitation mm (in) | 51 (2.01) | 34 (1.3) | 29 (1.1) | 39 (1.5) | 34 (1.3) | 54 (2.1) | 86 (3.4) | 84 (3.3) | 75 (3) | 65 (2.6) | 62 (2.4) | 57 (2.2) | | 670 (26.4) |
 | Precipitation Litres/m² (Gallons/ft²) | 51 (1.25) | 34 (0.83) | 29 (0.71) | 39 (0.96) | 34 (0.83) | 54 (1.32) | 86 (2.11) | 84 (2.06) | 75 (1.84) | 65 (1.59) | 62 (1.52) | 57 (1.4) | | 670 (16.43) |
 | Number of Wet Days (probability of rain on a day) | 15 (48%) | 12 (42%) | 10 (32%) | 12 (40%) | 10 (32%) | 12 (40%) | 14 (45%) | 14 (45%) | 16 (53%) | 15 (48%) | 16 (53%) | 17 (55%) | | 163 (45%) |
 | Percentage of Sunny (Cloudy) Daylight Hours | 22 (78) | 27 (73) | 42 (58) | 46 (54) | 54 (46) | 52 (48) | 54 (46) | 53 (47) | 46 (54) | 35 (65) | 20 (80) | 15 (85) | | 44 (56) |