Visiting local bars in Havre-aux-Maisons is more fun when the weather is good. These rainfall averages and temperatures can help you choose the best time for bar-hopping. The hottest months are usually August and July, with an average temperature of 15°C, while the coldest months are February and January, with an average of -3°C. The snowiest months in Havre-aux-Maisons are February, March, January and April, with each month seeing an average of 32 cm of snowfall.