San Miguel de Allende's climate is characterized by mild winters and warm summers. During winter months, December and January, temperatures range from near-freezing to the mid-20s, making it a pleasant time for tourists. As spring approaches, March and April bring slightly warmer days with highs in the mid-to-upper 30s, while nighttime temperatures remain cool. Summer is hot but not sweltering, with June to August temperatures rarely exceeding the low 30s, and cooler evenings provide some respite from the daytime heat. Autumn brings a return to mild temperatures, with September, October, and November experiencing pleasant highs in the mid-20s to early 30s.