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Tuesday, 03 October 2023 06:22

Average weight and growth chart for babies, toddlers and kids

The journey of growth from a fragile newborn to a sprightly school-age child is a remarkable trajectory filled with significant milestones. The progression of weight and height, crucial indicators of health and wellness, are of prime concern to parents and healthcare providers alike. Through the lens of this article, we delve into the realm of average weights, heights, and the utility of growth charts in monitoring child development. A discerning look into these parameters can provide valuable insights into a child’s health, ensuring they are on the right track toward a healthy adulthood.

Average Baby Weight and Length Chart by Month 

The infancy stage is a period of rapid growth where monitoring the weight and length of a baby month by month is imperative. The average weight and length chart by month as delineated provides a comprehensive guide for parents and healthcare providers to track the growth trajectory of the baby, ensuring they are growing healthily.

A baby's growth journey is fascinating, with each month heralding new developments. Below is a table outlining the average weight and length of babies during their first year. A quick tip for parents of prematurely born babies is to use the adjusted age rather than the chronological age when looking up their numbers on this chart. Adjusted age is the age your baby would be if they had been born full term.







7 lb 8 oz (3.4 kg)

7 lb 1 oz (3.2 kg)



19.7 inches (49.9 cm)

19.4 inches (49.2 cm)

1 month


9 lb 15 oz (4.5 kg)

9 lb 4 oz (4.2 kg)



21.5 in (54.7 cm)

21.1 in (53.7 cm)

2 months


12 lb 6 oz (5.6 kg)

11 lb 4 oz (5.1 kg)



23 in (58.4 cm)

22.5 in (57.1 cm)

3 months


14 lb 2 oz (6.4 kg)

13 lb (5.9 kg)



24.2 in (61.4 cm)

23.5 in (59.8 cm)

4 months


15 lb 7 oz (7 kg)

14 lb 2 oz (6.4 kg)



25.2 in (63.9 cm)

24.5 in (62.1 cm)

5 months


16 lb 9 oz (7.5 kg)

15 lb 3 oz (6.9 kg)



26 in (65.9 cm)

25.2 in (64 cm)

6 months


17 lb 7 oz (7.9 kg)

16 lb 2 oz (7.3 kg)



26.6 in (67.6 cm)

25.9 in (65.7 cm)

7 months


18 lb 5 oz (8.3 kg)

16 lb 12 oz (7.6 kg)



27.2 in (69.2 cm)

26.5 in (67.3 cm)

8 months


18 lb 15 oz (8.6 kg)

17 lb 10 oz (8 kg)



27.8 in (70.6 cm)

27.1 in (68.8 cm)

9 months


19 lb 10 oz (8.9 kg)

18 lb 1 oz (8.2 kg)



28.4 in (72 cm)

27.6 in (70.1 cm)

10 months


20 lb 5 oz (9.2 kg)

18 lb 12 oz (8.5 kg)



28.9 in (73.3 cm)

28.2 in (71.5 cm)

11 months


20 lb 12 oz (9.4 kg)

19 lb 3 oz (8.7 kg)



29.3 in (74.5 cm)

28.7 in (72.8 cm)

This detailed table not only provides a vivid representation of the average growth standards but also accentuates the importance of considering adjusted age for prematurely born babies. This information is a useful resource for parents to accurately track the growth of their baby against these standards and seek professional advice if any discrepancies are noticed in the growth pattern.

Average Weight and Growth Patterns

As toddlers step into the world with their tiny feet, the pace of growth tends to taper, yet continues at a steady rate. The average weight and growth patterns during this phase are reflective of a child’s ongoing development, nurturing, and health. Understanding these patterns not only helps to ensure the child’s health but also prepares parents for the stages ahead.

The growth journey from a toddler to a preschooler is filled with numerous milestones, each bringing them closer to becoming more independent and capable. The patterns of growth during these years are influenced by a multitude of factors including genetics, nutrition, and environmental circumstances. Monitoring these patterns through growth charts can be instrumental in identifying any deviations from the norm, thereby enabling timely interventions.

Preschooler Weight and Height Chart

As children transition into preschool age, their growth becomes more gradual compared to the initial years. The preschooler weight and height chart is a pragmatic tool that encapsulates the average growth standards during this phase. The chart aids parents and healthcare providers in keeping a vigilant eye on the child’s growth, ensuring it aligns with the general standards.

Preschoolers are at a stage where they are exploring the world around them with great curiosity. Their growth during this period, both in terms of weight and height, reflects their overall health and the adequacy of their nutrition. A well-balanced diet, adequate sleep, and regular check-ups are imperative to ensure that they are growing at a healthy pace, poised for the adventures that lie ahead in their growth journey.

How Do Growth Chart Percentiles Work?

Growth chart percentiles are a standardized tool used globally to assess a child’s growth in comparison to a set of established norms. They provide a percentile ranking indicating where a child stands in comparison to others of the same age and gender. Understanding how growth chart percentiles work can provide a profound insight into a child’s growth pattern, enabling a well-informed approach towards nurturing.

The essence of growth chart percentiles lies in their ability to provide a comparative analysis. For instance, a child in the 70th percentile for height is taller than 70 percent of children of the same age and gender. This comparative framework aids in identifying whether a child’s growth is within the expected range or if there are potential challenges that need addressing. The percentile rankings, therefore, are not merely numbers but a pathway to ensuring a child’s healthy development.

Big Kid Weight and Height Averages

As children burgeon into the “big kid” phase, their growth continues albeit at a slower pace compared to the earlier years. The big kid's weight and height averages provide a benchmark against which parents and healthcare providers can gauge a child’s growth. This phase is also a precursor to the adolescent growth spurt, making it a crucial period for monitoring and ensuring optimum health.

The growth trajectory during these years is influenced by a multitude of factors including nutrition, physical activity, and sleep. Ensuring a balanced diet, regular exercise, and adequate sleep are indispensable for a child’s healthy growth. Moreover, the big kid phase is a time of increasing self-awareness, where children begin to compare themselves with peers, making it essential to foster a positive body image and a healthy attitude towards growth and development.

What Factors Can Affect My Child's Weight and Height?

A myriad of factors play a pivotal role in determining a child's weight and height. Genetics undeniably is a significant influencer; however, environmental factors such as nutrition, physical activity, and overall health also have a substantial impact. Understanding these factors can equip parents with the knowledge to provide a conducive environment for their child’s growth.

Some common challenges like inadequate nutrition, lack of physical activity, or health issues can hinder a child’s growth. It’s essential to address any concerns promptly with healthcare providers, ensuring that the child receives the necessary support to thrive and grow healthily. Early intervention and a supportive environment can make a significant difference in a child’s growth trajectory, setting a solid foundation for a healthy adulthood.


The journey of growth from infancy to school age is replete with numerous milestones, each reflecting the child’s advancing health and development. The various growth charts and standards discussed provide a structured pathway to monitor and ensure a child’s healthy growth. Equipped with this knowledge, parents can traverse the captivating journey of growth with assurance, ensuring their child is well-poised for a healthy, thriving adulthood. Adopting a mindful approach towards the child's growth standards, and seeking timely advice from healthcare professionals can significantly contribute to fulfilling the promise of a healthy and robust child development.

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