Taking the local weather in Saint-Arroman into account is an important factor for planning your visit, especially if you plan to spend your trip by the pool. 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 1°C. The rainiest months in Saint-Arroman are June, November, May and April, with each month seeing an average of 192 mm of rainfall.