| Average Precipitation mm (in) | 36.9 (1.45) | 40.3 (1.6) | 45.7 (1.8) | 36.1 (1.4) | 44 (1.7) | 31.6 (1.2) | 25.6 (1) | 20.8 (0.8) | 26.2 (1) | 40.6 (1.6) | 57.7 (2.3) | 52.9 (2.1) | | 458.4 (18) |
| Precipitation Litres/m² (Gallons/ft²) | 36.9 (0.91) | 40.3 (0.99) | 45.7 (1.12) | 36.1 (0.89) | 44 (1.08) | 31.6 (0.78) | 25.6 (0.63) | 20.8 (0.51) | 26.2 (0.64) | 40.6 (1) | 57.7 (1.42) | 52.9 (1.3) | | 458.4 (11.24) |
| Number of Wet Days (probability of rain on a day) | 11 (35%) | 8 (28%) | 9 (29%) | 9 (30%) | 10 (32%) | 7 (23%) | 4 (13%) | 3 (10%) | 5 (17%) | 8 (26%) | 11 (37%) | 11 (35%) | | 96 (26%) |
| Percentage of Sunny (Cloudy) Daylight Hours | 40 (60) | 46 (54) | 47 (53) | 56 (44) | 63 (37) | 67 (33) | 81 (19) | 82 (18) | 67 (33) | 54 (46) | 39 (61) | 39 (61) | | 60 (40) |