Central Ohio typically experiences a transition from summer to autumn during September. This period is characterized by gradually decreasing temperatures and humidity. Average high temperatures fall from the low 80s Fahrenheit (high 20s Celsius) at the beginning of the month to the low 70s Fahrenheit (low 20s Celsius) by the end. Overnight lows similarly transition from the low 60s Fahrenheit (mid-teens Celsius) to the low 50s Fahrenheit (around 10 Celsius). Rainfall amounts generally remain consistent with summer levels.
Understanding the typical weather patterns of this month is valuable for residents and visitors alike. The moderate temperatures and generally pleasant conditions make it an ideal time for outdoor activities, such as festivals and sporting events. Historically, this time of year has marked the beginning of the harvest season in the region, impacting local agriculture and traditions. The shift in weather also influences decisions regarding appropriate attire and outdoor planning.