| Average Precipitation mm (in) | 12.2 (0.48) | 12.2 (0.5) | 10.7 (0.4) | 5.3 (0.2) | 7.1 (0.3) | 3 (0.1) | 8.9 (0.4) | 12.4 (0.5) | 7.1 (0.3) | 5.3 (0.2) | 10.9 (0.4) | 9.7 (0.4) | | 104.8 (4.1) |
| Precipitation Litres/m² (Gallons/ft²) | 12.2 (0.3) | 12.2 (0.3) | 10.7 (0.26) | 5.3 (0.13) | 7.1 (0.17) | 3 (0.07) | 8.9 (0.22) | 12.4 (0.3) | 7.1 (0.17) | 5.3 (0.13) | 10.9 (0.27) | 9.7 (0.24) | | 104.8 (2.57) |
| Number of Wet Days (probability of rain on a day) | 3 (10%) | 3 (11%) | 2 (6%) | 2 (7%) | 1 (3%) | 0 (0%) | 3 (10%) | 2 (6%) | 1 (3%) | 2 (6%) | 2 (7%) | 3 (10%) | | 24 (7%) |
| Percentage of Sunny (Cloudy) Daylight Hours | 78 (22) | 76 (24) | 86 (14) | 84 (16) | 90 (10) | 92 (8) | 87 (13) | 88 (12) | 91 (9) | 88 (12) | 83 (17) | 84 (16) | | 88 (12) |