👉 Summer weight is a measurement of body fat percentage in humans. It is usually expressed as a percentage of body mass index (BMI) and ranges from 10% to 35%. Summer weight can be influenced by several factors, including physical activity levels, diet, and lifestyle choices. In general, summer weight refers to the amount of body fat stored in people who are active during the summer months. This can include excess fat around the waist, hips, thighs, arms, and legs.