 | Average Precipitation mm (in) | 12 (0.47) | 10 (0.4) | 9 (0.4) | 17 (0.7) | 16 (0.6) | 18 (0.7) | 27 (1.1) | 14 (0.6) | 9 (0.4) | 19 (0.7) | 12 (0.5) | 14 (0.6) | | 177 (7) |
 | Precipitation Litres/m² (Gallons/ft²) | 12 (0.29) | 10 (0.25) | 9 (0.22) | 17 (0.42) | 16 (0.39) | 18 (0.44) | 27 (0.66) | 14 (0.34) | 9 (0.22) | 19 (0.47) | 12 (0.29) | 14 (0.34) | | 177 (4.34) |
 | Number of Wet Days (probability of rain on a day) | 10 (32%) | 8 (28%) | 7 (23%) | 5 (17%) | 6 (19%) | 5 (17%) | 6 (19%) | 5 (16%) | 4 (13%) | 6 (19%) | 7 (23%) | 10 (32%) | | 79 (22%) |
 | Percentage of Sunny (Cloudy) Daylight Hours | 36 (64) | 42 (58) | 46 (54) | 56 (44) | 67 (33) | 66 (34) | 69 (31) | 71 (29) | 63 (37) | 48 (52) | 38 (62) | 31 (69) | | 57 (43) |