If the baby is already 3 months old then you wouldn't want to buy newborn clothing..it won't fit. The best thing you can do is buy either 3-6mo clothing which would fit them now, or a larger size which would fit later on. But the average would be 3-6...
Sizes of clothing are SO off the mark. Depending on what brand you are using, your baby could wear a size smaller, the 'right' size, or a size larger. My girl was born rather large, and always wore a larger size except for clothes from Ireland which ...
You made the correct choice. It is better to have clothing that is to big. They can always grow into it. Even if I know the size of the child's clothing, many times I still get the size larger. Most of the time the mother has enough clothing in the c...