September in Newfoundland, Canada, marks a transitional period between summer and fall. Experiencing the shift from warmer summer temperatures to the cooler autumnal air, the province showcases a varied climate across its diverse regions. Coastal areas are influenced by the Labrador Current, while inland regions tend to have greater temperature fluctuations. Typical daytime highs range from 10C to 18C (50F to 64F), with overnight lows dropping to between 4C and 10C (39F to 50F). Rainfall is common throughout the month, averaging between 100 and 150 millimeters.
Understanding Newfoundland’s climate during this month is crucial for travelers and residents alike. Planning outdoor activities, choosing appropriate clothing, and preparing for potential weather changes are essential. Historically, September has been a time for harvesting and preparing for the winter months, reflecting the province’s close relationship with the natural world. This period presents an opportunity to witness the province’s stunning landscapes as they transform into their autumnal hues. The relatively mild weather, coupled with fewer crowds than the peak summer months, makes it an attractive time for exploration.