Children are generally more affected by surrounding noise than are adults, and are more disturbed by speech than by non-speech noise. Storybook reading, which is one of the main activities in school curricula, is known to improve children's language skills, social abilities, and behavior. However, classrooms are generally noisy environments, and the effectiveness of storybook reading in noise is unclear. This study aimed to investigate how noise affects storybook reading comprehension among elementary schoolchildren. A practiced speaker read picture books to 11 elementary school schoolchildren (age range, 6-9 years) under three listening conditions: quiet, speech noise (babble noise), and non-speech noise (noise recorded in a boiler room). A comprehension test (e.g., story flow, character behaviors, keywords) was conducted after each book was read. No significant difference in story comprehension scores was found among the listening conditions, likely because the visual information helped the children understand the stories even in noise. However, the story comprehension score under the speech noise condition was significantly higher for children who frequently played outside as compared with inside. These results suggest that children's comprehension of storybook reading in noise is affected by not only surrounding noise, but also the play area.