A weight gain of 8-9kg in the 27th week of pregnancy is within the normal range, but there may be some fluctuation in the value based on the different basal weights and nutritional status of the pregnant women. Women’s weight gain is slower in the early stages of pregnancy, mainly due to the early pregnancy reaction of most pregnant women, as well as the slow weight gain of the fetus in the early stages of pregnancy. In the third trimester of pregnancy, weight gain is usually around 1-2 kg per month, so by 27 weeks of pregnancy, a gain of around 8-9 kg is normal. Throughout pregnancy, weight gain is usually around 10-15kg. During pregnancy, mothers need to undergo regular checkups, closely observe the development of the fetus in the womb, and pay attention to a balanced diet, which can moderately increase the intake of high-protein, high-nutritional foods, and avoid cold and irritating foods. During pregnancy, you should control your weight growth, consume more fresh vegetables and fruits, and exercise appropriately, which is conducive to the healthy growth and development of the fetus in the womb.