Other facts from our historical weather data: Which is the warmest month in Collingwood? February has an average maximum temperature of 20°C (68°F) and is the warmest month of the year. Which is the coldest month in Collingwood? The coldest month is July with an average maximum temperature of 12°C (54°F). Which is the wettest month in Collingwood? June tops the wettest month list with 196mm (7.7 in) of rainfall. Which is the driest month in Collingwood? February is the driest month with 118mm (4.6 in) of precipitation. Which is the sunniest month in Collingwood? December is the sunniest month with an average of 251 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.