Weather is probably a major factor when you plan your trip to Corozal, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually February and March with an average temp of 82°F, while the coldest months are November and December with an average of 79°F. The rainiest months in Corozal are May, August, October, and September, with each month seeing an average of 10 inches of rainfall.