Sleep difficulties in autistic toddlers can be influenced by multiple factors, including sensory processing differences, environmental changes, medical conditions, anxiety, and developmental factors. Families should consult their child's pediatrician, sleep specialist, or qualified healthcare provider regarding persistent sleep concerns, melatonin use, or significant changes in sleep patterns. Strategies discussed in this article should be individualized to each child's unique needs and circumstances. The article focuses on practical ABA-informed approaches to summer-related sleep disruptions in autistic toddlers.