Other facts from our historical weather data: When is winter in Aime? The coldest season / winter is in the following months: January, February, November and December. Which is the warmest month in Aime? 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 Aime? The coldest month is January with an average maximum temperature of -3°C (27°F). Which is the wettest month in Aime? December tops the wettest month list with 155mm (6.1 in) of rainfall. Which is the driest month in Aime? August is the driest month with 109mm (4.3 in) of precipitation. Which is the sunniest month in Aime? 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.