Asians or Indians at 19.16 per cent and coloureds at 3.8 per cent. 74.19 per cent of the population is under the age of 34 years, with 2.73 per cent over the age of 65. For every 100 females, there are 93 males. The population density has been estimated to be 526–1,192 persons/km squared. There are 12,433 households in Richards Bay, with 66.4 per cent of such households being house or brick structures. According to household income, the wealthiest suburb is Meerensee, with an average household income of more than R153,601 per annum. The unemployment rate in Richards Bay alone is 19 per cent, compared with 55 per cent in surrounding rural areas. The various racial makeups of the seven different suburbs are still along the Apartheid-era segregation lines, with Meerensee a mostly white area, while suburbs such as Brackenham and Aquadene are predominantly Indian/Asian and Ngwelezane home to the black community. However, in recent years there has been a movement towards more integration, with predominantly black people moving into other, traditionally higher-income areas, due to the growing black middle-class in the area. 22 per cent of the population have completed school only. A further 8.45 per cent have a tertiary education. 16.7 per cent have received no schooling at all. However, this data reflects the uMhlathuze municipality as a whole. Geography and climate Richards Bay is characterised by a humid subtropical climate that very closely borders a tropical savanna climate as only two months have an average temperature of below 18 °C There are warm wet summers and mild moist to dry frost-free winters. The town has an average annual rainfall of 1228 millimetres (48.3 in). The average annual temperature is 21.5 °C (71 °F), with daytime maxima peaking from January to March at 29 °C (84 °F), and the minimum is 21 °C (70 °F), dropping to daytime highs from June to August of 23 °C (73 °F) and a minimum of 12 °C (53 °F). Sunrise is at 04h45 and sunset at 19h00 in summer. In winter sunrise is at 06h20 and sunset at 17h00. Richards Bay is a popular kitesurfing destination thanks to consistent winds blowing from the North East. The Richards Bay area is generally very flat and is situated on a coastal plain. The terrain rises slightly towards the west. The suburbs are all no more than a few metres (Reneging around 140m) (feet