143
Worldwide, men's average totals 5'8"-5'7.5"ish, while women are in the neighborhood of 5'2", again worldwide.
There is no 'average' weight for an Australian man or woman because weight is related to height and body composition (this applies to men and women worldwide). For more information about weight in relation to height and body composition, see the page links, further down this page, listed under Related Questions.
The average height of a women in the UK is:* 5' 4.4" (163.7 cm). For more information about the average height of women worldwide, see the page link, further down this page, listed under Related Questions.
65.5kg
152
About 130pd
156.45lb
One study found the average weight of Italian women to be 135 pounds, with younger women being slimmer and women gaining weight as they age.
140
55kg
60kg
250 lbs