| Station: 009631 ESPERANCE DOWNS RESEARCH STN Commenced: 1951; Last record: 2003; Latitude (deg S): -33.6058; Longitude (deg E): 121.7825; State: WA | |||||||||||||||||||||
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | Years | |||||||
| Mean daily maximum temperature - deg C | 28.8 | 28.3 | 26.3 | 22.8 | 19.2 | 16.4 | 15.9 | 16.4 | 18.7 | 21.4 | 24.1 | 26.6 | 21.9 | 25.3 | |||||||
| Mean no. of days where Max Temp >= 40.0 deg C | 1.0 | 1.0 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 | 0.4 | 3.0 | 21.2 | |||||||
| Mean no. of days where Max Temp >= 35.0 deg C | 5.3 | 4.4 | 1.7 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 | 1.4 | 3.3 | 16.7 | 21.2 | |||||||
| Mean daily minimum temperature - deg C | 14.0 | 14.7 | 13.5 | 11.2 | 8.9 | 7.0 | 6.2 | 6.4 | 7.4 | 8.6 | 10.8 | 12.3 | 10.0 | 25.5 | |||||||
| Mean no. of days where Min Temp <= 2.0 deg C | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 0.7 | 0.6 | 0.3 | 0.1 | 0.0 | 0.0 | 1.9 | 21 | |||||||
| Mean 9am air temp - deg C | 21.5 | 21.3 | 19.8 | 16.7 | 13.6 | 10.9 | 10.0 | 10.9 | 13.3 | 15.7 | 18.3 | 20.2 | 16.0 | 26 | |||||||
| Mean 9am dew point - deg C | 12.5 | 13.2 | 11.9 | 11.1 | 9.3 | 7.8 | 7.0 | 7.4 | 8.4 | 8.6 | 9.6 | 10.7 | 9.7 | 20.2 | |||||||
| Mean 9am relative humidity - % | 59 | 63 | 63 | 71 | 76 | 82 | 81 | 79 | 73 | 64 | 59 | 56 | 69 | 25.9 | |||||||
| Mean 9am wind speed - km/h | 15.8 | 15.5 | 15.4 | 14.8 | 16.6 | 16.5 | 17.6 | 17.5 | 15.4 | 15.8 | 15.1 | 14.8 | 15.9 | 20.1 | |||||||
| Mean monthly rainfall - mm | 23.2 | 26.0 | 25.4 | 36.9 | 54.6 | 59.0 | 64.3 | 61.6 | 52.5 | 41.3 | 30.9 | 20.3 | 496.1 | 51.9 | |||||||
| 9th decile of monthly rainfall - mm | 53.9 | 64.7 | 75.7 | 82.2 | 95.6 | 100.8 | 106.6 | 93.1 | 87.4 | 72.9 | 67.8 | 51.1 | 655.2 | 51.0 | |||||||
| 1st decile of monthly rainfall - mm | 2.2 | 1.7 | 2.5 | 7.4 | 16.9 | 29.5 | 31 | 33 | 23 | 15.4 | 3.7 | 5 | 389.4 | 51 | |||||||
| Mean no. of raindays | 4.6 | 5.6 | 6.1 | 9.2 | 11.4 | 12.7 | 13.8 | 13.8 | 12.5 | 9.9 | 7.1 | 5.5 | 112.4 | 49.4 | |||||||
| Highest monthly rainfall - mm | 189.4 | 87.6 | 138.2 | 131.3 | 141.7 | 154.8 | 124.5 | 148.9 | 126.8 | 95.5 | 129.4 | 65.8 | 51.9 | ||||||||
| Highest recorded daily rainfall - mm | 104.2 | 78.7 | 76.4 | 59.8 | 44.0 | 65.5 | 34.0 | 38.1 | 50.8 | 55.1 | 68.8 | 38.4 | 104.2 | 51.3 | |||||||