| Average Precipitation mm (in) | 26.4 (1.04) | 23.4 (0.9) | 32 (1.3) | 30.5 (1.2) | 34.3 (1.4) | 25.9 (1) | 16.5 (0.6) | 17 (0.7) | 21.6 (0.9) | 23.1 (0.9) | 29.5 (1.2) | 28.2 (1.1) | | 308.4 (12.1) |
| Precipitation Litres/m² (Gallons/ft²) | 26.4 (0.65) | 23.4 (0.57) | 32 (0.78) | 30.5 (0.75) | 34.3 (0.84) | 25.9 (0.64) | 16.5 (0.4) | 17 (0.42) | 21.6 (0.53) | 23.1 (0.57) | 29.5 (0.72) | 28.2 (0.69) | | 308.4 (7.56) |
| Number of Wet Days (probability of rain on a day) | 12 (39%) | 11 (39%) | 10 (32%) | 8 (27%) | 9 (29%) | 7 (23%) | 4 (13%) | 4 (13%) | 4 (13%) | 6 (19%) | 7 (23%) | 11 (35%) | | 93 (26%) |
| Percentage of Sunny (Cloudy) Daylight Hours | 32 (68) | 45 (55) | 59 (41) | 65 (35) | 68 (32) | 73 (27) | 84 (16) | 84 (16) | 80 (20) | 75 (25) | 54 (46) | 43 (57) | | 67 (33) |