December is one of the best months to visit Puebla. You can expect just 1 day of rain during the month, taking an umbrella is not necessary. There are some people, who may feel a slight chill at 23 °C (73 °F), but others will feel perfectly fine. The night temperature of 6 °C (42 °F) is not inviting for evening and night activities except for visiting a bar and having beer or two.