Guide by age Growth reference table by age
Average weight & height by month (WHO median)
Newborn weight & height According to the WHO Child Growth Standards, the average (median) weight at this stage is about 3.3kg for boys and 3.2kg for girls, and the average height is about 49.9cm for boys and 49.1cm for girls. See details → 1 month weight & height According to the WHO Child Growth Standards, the average (median) weight at this stage is about 4.5kg for boys and 4.2kg for girls, and the average height is about 54.7cm for boys and 53.7cm for girls. See details → 2 months weight & height According to the WHO Child Growth Standards, the average (median) weight at this stage is about 5.6kg for boys and 5.1kg for girls, and the average height is about 58.4cm for boys and 57.1cm for girls. See details → 3 months weight & height According to the WHO Child Growth Standards, the average (median) weight at this stage is about 6.4kg for boys and 5.8kg for girls, and the average height is about 61.4cm for boys and 59.8cm for girls. See details → 4 months weight & height According to the WHO Child Growth Standards, the average (median) weight at this stage is about 7kg for boys and 6.4kg for girls, and the average height is about 63.9cm for boys and 62.1cm for girls. See details → 5 months weight & height According to the WHO Child Growth Standards, the average (median) weight at this stage is about 7.5kg for boys and 6.9kg for girls, and the average height is about 65.9cm for boys and 64cm for girls. See details → 6 months weight & height According to the WHO Child Growth Standards, the average (median) weight at this stage is about 7.9kg for boys and 7.3kg for girls, and the average height is about 67.6cm for boys and 65.7cm for girls. See details → 7 months weight & height According to the WHO Child Growth Standards, the average (median) weight at this stage is about 8.3kg for boys and 7.6kg for girls, and the average height is about 69.2cm for boys and 67.3cm for girls. See details → 8 months weight & height According to the WHO Child Growth Standards, the average (median) weight at this stage is about 8.6kg for boys and 7.9kg for girls, and the average height is about 70.6cm for boys and 68.7cm for girls. See details → 9 months weight & height According to the WHO Child Growth Standards, the average (median) weight at this stage is about 8.9kg for boys and 8.2kg for girls, and the average height is about 72cm for boys and 70.1cm for girls. See details → 10 months weight & height According to the WHO Child Growth Standards, the average (median) weight at this stage is about 9.2kg for boys and 8.5kg for girls, and the average height is about 73.3cm for boys and 71.5cm for girls. See details → 11 months weight & height According to the WHO Child Growth Standards, the average (median) weight at this stage is about 9.4kg for boys and 8.7kg for girls, and the average height is about 74.5cm for boys and 72.8cm for girls. See details → 12 months weight & height According to the WHO Child Growth Standards, the average (median) weight at this stage is about 9.6kg for boys and 8.9kg for girls, and the average height is about 75.7cm for boys and 74cm for girls. See details → 15 months weight & height According to the WHO Child Growth Standards, the average (median) weight at this stage is about 10.3kg for boys and 9.6kg for girls, and the average height is about 79.1cm for boys and 77.5cm for girls. See details → 18 months weight & height According to the WHO Child Growth Standards, the average (median) weight at this stage is about 10.9kg for boys and 10.2kg for girls, and the average height is about 82.3cm for boys and 80.7cm for girls. See details → 24 months weight & height According to the WHO Child Growth Standards, the average (median) weight at this stage is about 12.2kg for boys and 11.5kg for girls, and the average height is about 87.1cm for boys and 85.7cm for girls. See details → 36 months weight & height According to the WHO Child Growth Standards, the average (median) weight at this stage is about 14.3kg for boys and 13.9kg for girls, and the average height is about 96.1cm for boys and 95.1cm for girls. See details →