Other facts from our historical weather data: When is winter in Aiguilles? The coldest season / winter is in the following months: January, February and December. Which is the warmest month in Aiguilles? August has an average maximum temperature of 20°C (68°F) and is the warmest month of the year. Which is the coldest month in Aiguilles? The coldest month is January with an average maximum temperature of -2°C (28°F). Which is the wettest month in Aiguilles? June tops the wettest month list with 132mm (5.2 in) of rainfall. Which is the driest month in Aiguilles? February is the driest month with 73mm (2.9 in) of precipitation. Which is the sunniest month in Aiguilles? July is the sunniest month with an average of 260 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.