The standard weight for a woman of 170cm height is around 65kg. Currently the main ways of measuring standard weight are the way of calculating standard weight and the way of measuring body mass index. 1. The way to calculate standard weight: this way is to use the body’s height in centimeters minus 105, the resulting value is the standard weight in kilograms. For example, a woman with a height of 170 should have a standard weight of about 65kg, and a range of 10% above or below is normal. 2. Body Mass Index (BMI) Measurement: By observing the value of BMI of human body, we can understand whether there is obesity or thinness. BMI calculation method, BMI = weight (kg) รท height (m) square, the ideal standard weight BMI value in 20 ~ 22. 170cm girl’s ideal body weight is 57.8 ~ 63.5kg. Weight is an important symbol to reflect and measure a person’s health condition. Being too fat and too thin is not good for health, and being incongruous does not give a person a sense of beauty. If there is any abnormality, you must go to the hospital for medical treatment in time.