Other facts from our historical weather data: Which is the warmest month in Faya-Largeau? June has an average maximum temperature of 43°C (109°F) and is the warmest month of the year. Which is the coldest month in Faya-Largeau? The coldest month is January with an average maximum temperature of 26°C (79°F). Which is the wettest month in Faya-Largeau? August tops the wettest month list with 5mm (0.2 in) of rainfall. Which is the driest month in Faya-Largeau? October is the driest month with 0mm (0 in) of precipitation. Which is the sunniest month in Faya-Largeau? May is the sunniest month with an average of 344 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.