Other facts from our historical weather data: Which is the warmest month in Paso Ancho? March has an average maximum temperature of 26°C (79°F) and is the warmest month of the year. Which is the coldest month in Paso Ancho? The coldest month is January with an average maximum temperature of 25°C (77°F). Which is the wettest month in Paso Ancho? October tops the wettest month list with 551mm (21.7 in) of rainfall. Which is the driest month in Paso Ancho? February is the driest month with 81mm (3.2 in) of precipitation. Which is the sunniest month in Paso Ancho? January is the sunniest month with an average of 275 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.