 | Average Precipitation mm (in) | 92 (3.62) | 66 (2.6) | 75 (3) | 50 (2) | 68 (2.7) | 73 (2.9) | 91 (3.6) | 115 (4.5) | 156 (6.1) | 148 (5.8) | 136 (5.4) | 110 (4.3) | | 1180 (46.5) |
 | Precipitation Litres/m² (Gallons/ft²) | 92 (2.26) | 66 (1.62) | 75 (1.84) | 50 (1.23) | 68 (1.67) | 73 (1.79) | 91 (2.23) | 115 (2.82) | 156 (3.83) | 148 (3.63) | 136 (3.34) | 110 (2.7) | | 1180 (28.94) |
 | Number of Wet Days (probability of rain on a day) | 20 (65%) | 17 (60%) | 15 (48%) | 18 (60%) | 14 (45%) | 15 (50%) | 16 (52%) | 19 (61%) | 22 (73%) | 22 (71%) | 21 (70%) | 22 (71%) | | 221 (61%) |
 | Percentage of Sunny (Cloudy) Daylight Hours | 23 (77) | 29 (71) | 39 (61) | 38 (62) | 44 (56) | 40 (60) | 37 (63) | 34 (66) | 36 (64) | 26 (74) | 20 (80) | 18 (82) | | 35 (65) |