 | Average Precipitation mm (in) | 49.3 (1.94) | 44.4 (1.7) | 49.5 (1.9) | 58.8 (2.3) | 70.7 (2.8) | 90.4 (3.6) | 66.4 (2.6) | 51.2 (2) | 51.4 (2) | 40.3 (1.6) | 54.3 (2.1) | 57.5 (2.3) | | 684.2 (26.9) |
 | Precipitation Litres/m² (Gallons/ft²) | 49.3 (1.21) | 44.4 (1.09) | 49.5 (1.21) | 58.8 (1.44) | 70.7 (1.73) | 90.4 (2.22) | 66.4 (1.63) | 51.2 (1.26) | 51.4 (1.26) | 40.3 (0.99) | 54.3 (1.33) | 57.5 (1.41) | | 684.2 (16.78) |
 | Number of Wet Days (probability of rain on a day) | 14 (45%) | 13 (46%) | 12 (39%) | 13 (43%) | 14 (45%) | 13 (43%) | 9 (29%) | 9 (29%) | 8 (27%) | 11 (35%) | 14 (47%) | 14 (45%) | | 144 (39%) |
 | Percentage of Sunny (Cloudy) Daylight Hours | 25 (75) | 30 (70) | 41 (59) | 46 (54) | 49 (51) | 54 (46) | 63 (37) | 65 (35) | 60 (40) | 50 (50) | 29 (71) | 26 (74) | | 48 (52) |