July in Punta-Arenas is the coldest month of the year. In July, the weather in Punta-Arenas is typically cold. Average daily high temperature in July is about 4 degrees above zero. On average, Punta-Arenas has 13 rainy, 12 cloudy, 3 sunny, and 3 partly cloudy days in July. The rains are usually light. July as well as January, February, March, and April is considered the most uncomfortable time to visit Punta-Arenas.