Kitten Weight By Age Chart

The chart shows the average weight of kittens in grams and ounces at different stages of development.
Age (Weeks) Weight (grams) Weight (ounces)
1 150 5.3
2 250 8.8
3 350 12.3
4 450 15.9
5 550 19.4
6 650 22.9
7 750 26.5
8 850 30.0
9 950 33.5
10 1050 37.0
11 1150 40.6
12 1250 44.1
Note: Average weights. Individual kittens may vary.

The Kitten Weight By Age Chart provides information on the average weight of kittens at different ages. This chart includes the weight of kittens in both grams and ounces, making it convenient for reference. It is important to note that these weights are averages, and individual kittens may vary in weight.


How much should a kitten weigh at 8 weeks old?

On average, a healthy kitten should weigh between 1.5 to 2 pounds (0.7 to 0.9 kilograms) at 8 weeks old.

What is the expected weight of a 4-month-old kitten?

The expected weight of a 4-month-old kitten is typically around 4 to 6 pounds (1.8 to 2.7 kilograms), depending on the breed and individual growth rate.

How much should a 6-month-old kitten weigh?

A 6-month-old kitten should generally weigh between 6 to 8 pounds (2.7 to 3.6 kilograms). However, it's important to note that different breeds may vary in size and weight.

What is the average weight of a 1-year-old cat?

The average weight of a 1-year-old cat is around 8 to 10 pounds (3.6 to 4.5 kilograms), but this can vary depending on factors such as breed, activity level, and overall health.

How does a kitten's weight gain progress in the first year?

In the first few weeks, a kitten's weight gain is quite rapid. They usually double their birth weight within the first week and continue to gain around 0.5 to 1 ounce (14 to 28 grams) per day. However, the growth rate tends to slow down as they get closer to adulthood.

How we write our statistic reports:

We have not conducted any studies ourselves. Our article provides a summary of all the statistics and studies available at the time of writing. We are solely presenting a summary, not expressing our own opinion. We have collected all statistics within our internal database. In some cases, we use Artificial Intelligence for formulating the statistics. The articles are updated regularly.

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