Other facts from our historical weather data: Which is the warmest month in Mariscal Estigarribia? January has an average maximum temperature of 36°C (97°F) and is the warmest month of the year. Which is the coldest month in Mariscal Estigarribia? The coldest month is July with an average maximum temperature of 26°C (79°F). Which is the wettest month in Mariscal Estigarribia? February tops the wettest month list with 146mm (5.7 in) of rainfall. Which is the driest month in Mariscal Estigarribia? August is the driest month with 28mm (1.1 in) of precipitation. 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.