Santa Fe, New Mexico, experiences a transition from summer to autumn during September. This period typically offers warm days and cool nights, with average high temperatures ranging from the low 70s to low 80s Fahrenheit (low 20s to high 20s Celsius). Average low temperatures can dip into the 40s and 50s Fahrenheit (single-digit to low teens Celsius). The region’s high desert climate ensures low humidity and generally sunny skies, though some afternoon thunderstorms can occur, particularly earlier in the month.
Understanding the typical climatic conditions of this period allows visitors and residents to plan accordingly. The pleasant weather provides ideal conditions for outdoor activities such as hiking, biking, and exploring the city’s rich cultural attractions. Historically, September marks the beginning of the harvest season, a time of celebration and community gatherings. The decrease in summer heat makes the month more comfortable for exploring the region’s diverse landscapes, from high-altitude forests to lower desert plains.