Visiting local bars in Aitkin is better when you know what the weather holds. These rainfall averages and temperatures can help you determine 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 Aitkin are March, April, December and January, with each month seeing an average of 30 cm of snowfall.