 | Average Precipitation mm (in) | 24.3 (1) | 22.1 (0.9) | 21.3 (0.8) | 30.7 (1.2) | 42.1 (1.7) | 52.6 (2.1) | 70.5 (2.8) | 56.7 (2.2) | 58.9 (2.3) | 34.1 (1.3) | 41.3 (1.6) | 18.8 (0.7) | | 473.4 (18.6) |
 | Precipitation Litres/m² (Gallons/ft²) | 24.3 (0.6) | 22.1 (0.54) | 21.3 (0.52) | 30.7 (0.75) | 42.1 (1.03) | 52.6 (1.29) | 70.5 (1.73) | 56.7 (1.39) | 58.9 (1.44) | 34.1 (0.84) | 41.3 (1.01) | 18.8 (0.46) | | 473.4 (11.61) |
 | Number of Wet Days (probability of rain on a day) | 4 (13%) | 3 (10%) | 3 (10%) | 5 (16%) | 5 (17%) | 6 (19%) | 7 (23%) | 6 (21%) | 5 (16%) | 3 (10%) | 4 (13%) | 4 (13%) | | 55 (15%) |