How Big Will My Chihuahua Puppy Get Calculator. Simply double their weight at 6 months of age. By the end of three months, your chihuahua puppy will reach about 30% of his adult weight.
That way you can make sure you'll have enough room at home and in your car for him. Our puppy weight calculator estimates the adult weight of your pup based on his current age, weight, and breed. Your adult chihuahua should still be high energy and needs lots of exercise.
Very small dogs can reach their maturity at between 8 and 12 months old.
Our puppy weight calculator estimates the adult weight of your pup based on his current age, weight, and breed. If you're the proud owner of a chihuahua puppy, you may wonder how big your furry friend will get. Looking at the size of your favorite pet, one often wonders how big will my chihuahua puppy grow? In other words, a toy poodle who weighs two pounds when it is six weeks old will grow to around eight pounds (two pounds times four) when it is an adult.