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Verified By Apollo Pediatrician November 21, 2024
Tracking your baby girl’s growth and development during her first two years is essential for her physical, cognitive, and emotional well-being. This period lays the foundation for her overall growth.
To assist you, this girls’ growth chart provides measurement ranges from the 3rd to 97th percentile, following WHO standards.
| Age (Months) | Average Weight (kg) | Average Length (cm) | Head Circumference (cm) |
| 0 (Newborn) | 2.5–4.4 | 45–54 | 32–35 |
| 1 Month | 3.4–5.4 | 50–58 | 34–37 |
| 2 Months | 4.4–6.5 | 53–61 | 36–39 |
| 3 Months | 5.4–7.4 | 56–63 | 37–41 |
| 4 Months | 5.8–7.9 | 58–65 | 38–42 |
| 5 Months | 6.2–8.4 | 60–67 | 39–43 |
| 6 Months | 6.5–8.8 | 62–69 | 40–44 |
| 7 Months | 6.8–9.0 | 63.5–70 | 40.5–44.5 |
| 8 Months | 7.0–9.2 | 64.5–71 | 41.0–45 |
| 9 Months | 7.2–9.4 | 65–72 | 41.5–45.2 |
| 10 Months | 7.4–9.6 | 66–73 | 42.0–45.4 |
| 11 Months | 7.6–9.8 | 67–74 | 42.5–45.6 |
| 12 Months | 8.0–10.8 | 70–78 | 43.0–47.0 |
| 13 Months | 8.2–11.0 | 71–79 | 43.5–47.2 |
| 14 Months | 8.4–11.2 | 72–80 | 44.0–47.4 |
| 15 Months | 8.6–11.4 | 73–81 | 44.5–47.6 |
| 16 Months | 8.8–11.6 | 74–82 | 44.8–47.8 |
| 17 Months | 9.0–11.8 | 75–83 | 45.0–48.0 |
| 18 Months | 9.0–11.8 | 77–85 | 45.0–48.0 |
| 19 Months | 9.2–12.0 | 78–86 | 45.2–48.2 |
| 20 Months | 9.4–12.2 | 79–87 | 45.4–48.4 |
| 21 Months | 9.6–12.4 | 80–88 | 45.6–48.6 |
| 22 Months | 9.8–12.6 | 81–89 | 45.8–48.8 |
| 23 Months | 10.0–12.8 | 82–90 | 46.0–49.0 |
| 24 Months | 10.0–13.0 | 82–91 | 46.0–49.0 |
At 3 months, your baby girl is growing rapidly. The average weight for a 3-month-old baby girl is between 5.4 to 7.4 kg, and her average length is 56 to 63 cm. This is the time when your baby will start to develop stronger head control and engage more with her surroundings. Consistent feeding and ample rest are essential during this phase.
By 6 months, your baby girl will be becoming more active. The average weight for a 6-month-old baby girl is 6.5 to 8.8 kg, and her average length is 62 to 69 cm. This is the stage when many babies begin their first solid foods, which are crucial to their continued growth and development.
At 9 months, your baby girl is likely moving around more. The average weight for a 9-month-old baby girl is 7.2 to 9.4 kg, and her average length is 65 to 72 cm. This is a time of increasing mobility as babies begin to crawl and explore their surroundings. You’ll notice a continued increase in appetite as her activity level rises.
At 12 months (1 year), your baby girl is becoming more independent. The average weight for a 12-month-old baby girl is 8.0 to 10.8 kg, and her average length is 70 to 78 cm. Growth may slow a bit at this stage, but she’s likely starting to walk and take her first steps, marking an important milestone in her development.
At 15 months, your baby girl will be walking more confidently and refining her motor skills. Her average weight is 8.6 to 11.4 kg, and her average length is 73 to 81 cm. This period is marked by a more stable weight gain as she becomes more active in her daily activities and her cognitive development takes off.
By 18 months, your baby girl is likely becoming more independent in her movements. Her average weight is 9.0 to 11.8 kg, and her average length is 77 to 85 cm. During this period, she may start running and exploring more, which supports her muscle development. Social skills and early language skills are also progressing.
At 21 months, your baby girl will be more coordinated in her movements. The average weight is 9.6 to 12.4 kg, and her average length is 80 to 88 cm. Physical growth may slow a little, but her cognitive, emotional, and social development continues to grow rapidly as she gains more independence and starts using more words.
By 24 months (2 years), your baby girl enters toddlerhood. The average weight is 10.0 to 13.0 kg, and her average length is 82 to 91 cm. At this stage, her motor skills are becoming more refined, and she may start speaking in more complete sentences. This is a time when toddlers develop more complex social and cognitive abilities as they continue exploring the world around them.
Track your baby girl’s growth by measuring her weight, length, and head circumference at home using a scale and measuring tape. You can also monitor developmental milestones, such as when she begins rolling over, sitting up, crawling, or walking. However, always check in with your pediatrician during routine visits to ensure your baby’s growth is on track.
In the early months, baby girls typically gain 150-200 grams per week. By the time they are 6 months old, this slows to around 100-150 grams per week. After six months, babies continue to gain weight, but at a slower rate, about 70-100 grams per week.
If your baby girl consistently falls below the growth percentiles or if there’s a noticeable drop in growth, it’s best to consult your pediatrician. If she isn’t reaching typical developmental milestones or showing signs of poor feeding or other issues, it’s important to seek medical advice.
Head circumference is an indicator of your baby girl’s brain growth and overall development. A sudden increase or decrease could signal conditions like hydrocephalus or malnutrition, so it’s important to track it regularly and consult a healthcare provider if there are any concerns.
Make sure your baby is receiving proper nutrition, whether through breast milk or formula, and begin solid foods around 6 months as advised by your pediatrician. Provide a safe environment for exploration, engage in tummy time, and offer plenty of opportunities for interaction and learning.
Yes, baby girls tend to grow slightly slower than baby boys, especially in the first few months. They generally have a lower weight and length during the early stages of infancy, although both girls and boys follow similar growth patterns as they get older.
Every baby is unique, and developmental milestones can vary. Some babies meet milestones earlier, while others might take a little longer. If you have concerns about your baby girl’s development, discuss them with your pediatrician to ensure everything is progressing well.
Tracking your baby girl’s growth and development is essential in ensuring that she is thriving. By understanding her physical and emotional milestones, you can be more confident in your caregiving journey. Regular check-ups with your pediatrician will also help confirm that her growth is on track.
If you have any concerns about your baby girl’s development, don’t hesitate to reach out to your pediatrician. At Apollo Hospitals, we provide expert care and support for every step of your baby’s growth journey.
Our team of expert Pediatricians, who bring years of clinical experience treating simple-to-complicated medical conditions in children, help us to consistently create high-quality, empathetic and engaging content to empower readers make an informed decision.
