Visiting local bars in McGregor is better when you know what the weather holds. These rainfall averages and temperatures can help you choose the best time for bar-hopping. The hottest months are usually July and August, with an average temperature of 19°C, while the coldest months are January and February, with an average of -8°C. The snowiest months in McGregor are March, April, December and January, with each month seeing an average of 25 cm of snowfall.