Weather will likely play an important role when you plan your trip to Aleo, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually June and May with an average temp of 82°F, while the coldest months are January and December with an average of 57°F. The rainiest months in Aleo are July, August, September, and January, with each month seeing an average of 8 inches of rainfall.