Other facts from our historical weather data: Which months have the greatest rainfall in Channel-Port aux Basques? Most rainfall (rainy season) is seen in November and December. When is winter in Channel-Port aux Basques? The coldest season / winter is in the following months: January, February, March and December. Which is the warmest month in Channel-Port aux Basques? August has an average maximum temperature of 21°C (70°F) and is the warmest month of the year. Which is the coldest month in Channel-Port aux Basques? The coldest month is February with an average maximum temperature of -1°C (30°F). Which is the wettest month in Channel-Port aux Basques? December tops the wettest month list with 166mm (6.5 in) of rainfall. Which is the driest month in Channel-Port aux Basques? May is the driest month with 101mm (4 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.