 | Average Precipitation mm (in) | 84 (3.3) | 78.6 (3.1) | 66.4 (2.6) | 51.6 (2) | 47.3 (1.9) | 66.4 (2.6) | 45.8 (1.8) | 60.2 (2.4) | 87.6 (3.4) | 67.5 (2.7) | 64.1 (2.5) | 90.2 (3.6) | | 809.7 (31.9) |
 | Precipitation Litres/m² (Gallons/ft²) | 84 (2.06) | 78.6 (1.93) | 66.4 (1.63) | 51.6 (1.27) | 47.3 (1.16) | 66.4 (1.63) | 45.8 (1.12) | 60.2 (1.48) | 87.6 (2.15) | 67.5 (1.66) | 64.1 (1.57) | 90.2 (2.21) | | 809.7 (19.86) |
 | Number of Wet Days (probability of rain on a day) | 12 (39%) | 12 (39%) | 10 (33%) | 10 (32%) | 9 (30%) | 8 (26%) | 8 (26%) | 8 (28%) | 8 (26%) | 9 (30%) | 11 (35%) | 11 (37%) | | 116 (32%) |
 | Percentage of Sunny (Cloudy) Daylight Hours | 47 (53) | 50 (50) | 52 (48) | 52 (48) | 50 (50) | 54 (46) | 56 (44) | 49 (51) | 54 (46) | 48 (52) | 47 (53) | 50 (50) | | 52 (48) |