Other facts from our historical weather data: Which is the warmest month in Kuujjuanq? 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 Kuujjuanq? The coldest month is February with an average maximum temperature of -19°C (-2°F). Which is the wettest month in Kuujjuanq? September tops the wettest month list with 90mm (3.5 in) of rainfall. Which is the driest month in Kuujjuanq? February is the driest month with 26mm (1 in) of precipitation. Which is the sunniest month in Kuujjuanq? July is the sunniest month with an average of 208 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.