The document provides climate data from the Australian Casey station in Antarctica from 1989 to 2001. It shows that the average number of days per year with a minimum temperature at or below 0°C is 358.7. The highest recorded wind gust was 240.8 km/h. The mean monthly rainfall ranges from 8.9 mm in January to 34.4 mm in July. The lowest ever recorded daily temperature was -12.7°C.
18. Climate data for the Australian Casey station Data range from 1989 to 2001, Latitude (deg S): 66.2792; Longitude (deg E): 110.5356 Mean number of days per year where Min Temp equal or less than 2.0 deg C = 362.4 Mean number of days per year where Min Temp equal or less than 0 deg C = 358.7 Highest recorded wind gust - 240.8 km/h 222.9 annual total 11.7 18.2 20.3 18.7 20.9 19.8 32.3 23.1 19.5 18.1 10.6 9.8 Mean monthly rainfall, mm . - 13 - 23.4 - 31.2 - 30.7 - 32.9 - 33.2 - 34.1 - 34.4 - 31.3 - 22.3 - 15.8 - 8.9 Lowest ever daily Temp, deg C - 12.7 - 3.7 - 8.8 - 15.2 - 17.4 - 17.8 - 18.7 - 18.1 - 19.6 - 15.7 - 10.3 - 4.9 - 2.8 Mean daily min, deg C - 6.1 1.5 - 2.4 - 8.3 - 10 - 10.1 - 10.4 - 10.4 - 12 - 8.3 - 4.4 0 2 Mean daily max, deg C - 9.1 - 0.5 - 4.7 - 11.1 - 13.4 - 13.9 - 14.6 - 14.2 - 15.7 - 11.8 - 7 - 2.1 - 0.1 Mean 9am air temp, deg C Annual mean Dec Nov Oct Sep Aug Jul Jun May Apr Mar Feb Jan