Taking into account the local weather in Cotacachi is an important factor for planning your visit, especially if you plan to spend your trip poolside. The hottest months are usually September and October with an average temp of 56°F, while the coldest months are August and July with an average of 55°F. The rainiest months in Cotacachi are April, November, March, and February, with each month seeing an average of 11 inches of rainfall.