Other facts from our historical weather data: When is winter in Les Escoumins? The coldest season / winter is in the following months: January, February, March and December. Which is the warmest month in Les Escoumins? July has an average maximum temperature of 19°C (66°F) and is the warmest month of the year. Which is the coldest month in Les Escoumins? The coldest month is January with an average maximum temperature of -7°C (19°F). Which is the wettest month in Les Escoumins? October tops the wettest month list with 129mm (5.1 in) of rainfall. Which is the driest month in Les Escoumins? February is the driest month with 72mm (2.8 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.