Other facts from our historical weather data: When is winter in La Côte-dʼAime? The coldest season / winter is in the following months: January, February, November and December. Which is the warmest month in La Côte-dʼAime? July has an average maximum temperature of 18°C (64°F) and is the warmest month of the year. Which is the coldest month in La Côte-dʼAime? The coldest month is January with an average maximum temperature of -3°C (27°F). Which is the wettest month in La Côte-dʼAime? December tops the wettest month list with 155mm (6.1 in) of rainfall. Which is the driest month in La Côte-dʼAime? August is the driest month with 108mm (4.3 in) of precipitation. Which is the sunniest month in La Côte-dʼAime? July 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.