Other facts from our historical weather data: Which months have the greatest rainfall in La Paz? Most rainfall (rainy season) is seen in January, February and December. Which is the warmest month in La Paz? November has an average maximum temperature of 16°C (61°F) and is the warmest month of the year. Which is the coldest month in La Paz? The coldest month is July with an average maximum temperature of 14°C (57°F). Which is the wettest month in La Paz? January tops the wettest month list with 173mm (6.8 in) of rainfall. Which is the driest month in La Paz? June is the driest month with 32mm (1.3 in) of precipitation. Which is the sunniest month in La Paz? July is the sunniest month with an average of 279 hours of sunshine. No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.