 | Average Precipitation mm (in) | 158.2 (6.23) | 139.1 (5.5) | 141.4 (5.6) | 116.5 (4.6) | 105.4 (4.1) | 102.2 (4) | 94.9 (3.7) | 140.3 (5.5) | 131.2 (5.2) | 161.5 (6.4) | 154.1 (6.1) | 143.5 (5.6) | | 1588.3 (62.5) |
 | Precipitation Litres/m² (Gallons/ft²) | 158.2 (3.88) | 139.1 (3.41) | 141.4 (3.47) | 116.5 (2.86) | 105.4 (2.59) | 102.2 (2.51) | 94.9 (2.33) | 140.3 (3.44) | 131.2 (3.22) | 161.5 (3.96) | 154.1 (3.78) | 143.5 (3.52) | | 1588.3 (38.96) |
 | Number of Wet Days (probability of rain on a day) | 21 (68%) | 19 (67%) | 20 (65%) | 20 (67%) | 19 (61%) | 16 (53%) | 17 (55%) | 18 (58%) | 20 (67%) | 23 (74%) | 21 (70%) | 23 (74%) | | 237 (65%) |