21°S 143°E Essex Downs – Queensland by Degrees

IN THE DEGREE SQUARE Climate: The closest representative weather station is at the Richmond Post Office, which is approximately 33 km to the north-east of the degree confluence, and has an elevation of 211 m. Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year Mean max (ºC) 36.9 35.7 34.9 32.7 29.1 26.1 25.9 28.5 32.3 35.8 37.6 38.1 32.8 Mean min (ºC) 23.0 22.5 20.7 17.0 13.1 9.8 8.6 10.0 13.9 18.0 20.9 22.4 16.7 Mean rain (mm) 122.6 104.3 60.2 22.3 15.2 15.5 9.5 4.2 6.3 16.3 30.4 70.1 477.6 The highest temperature to be recorded was 46.0°C in November 1973, and the lowest was -2.5°C in July 1925. The greatest rainfall recorded in any year was 1 160.3 mm in 1891, and the least was 108.1 mm in 1952. These and other climate statistics for Richmond can be found at: Australian Bureau of Meteorology, http://www.bom.gov.au/climate/averages/tables/cw_030045_All.shtml. Extremes of Nature: Since 1906 there has only been one cyclone to pass within 50 km of the degree confluence (Althea in 1971), although a further 11 have passed within 200 km, despite the area's relatively inland location. Cyclone information for this area and all of Australia can be found at the Australian Bureau of Meteorology website, http://www.bom.gov.au/cgi-bin/silo/cyclones.cgi. Cyclone tracks within 200 km of point 1906 to 2006 (Bureau of Meteorology web site) Like many places in the Australian tropics, the area experiences extreme heat for much of the year, with Richmond having an average of 142 days annually with maximum temperatures equal to or over 35°C.

Last updated 9 October 2009. For more information email admin@rgsq.org.au Return to home