Connecticut typically experiences a transitional climate during this month, shifting from the crisp air of autumn to the colder temperatures of winter. Average highs range from the low 50s Fahrenheit (around 10-12 degrees Celsius) at the start of the month, gradually decreasing to the low 40s Fahrenheit (around 4-7 degrees Celsius) by the end. Overnight lows follow a similar trend, moving from the mid-30s Fahrenheit (around 2-4 degrees Celsius) to the upper 20s Fahrenheit (around -2 to -1 degrees Celsius). Precipitation is generally moderate, with rain being the most common form, though the first snowflakes of the season are possible, particularly in the northern and higher elevation areas of the state.
Understanding the typical climate conditions of this period is essential for residents, businesses, and visitors. Proper preparation, from wardrobe choices to home winterization and travel plans, relies on accurate climate information. Historically, this time of year marks the end of the growing season and the beginning of preparations for the colder months ahead. The state’s vibrant fall foliage usually peaks in late October and early in the month, providing a popular attraction for tourism and outdoor activities before the onset of winter.