Taking the local weather in Guaca 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 January and February, with an average temperature of 20°C, while the coldest months are June and July, with an average of 19°C. The rainiest months in Guaca are July, June, August and May, with each month seeing an average of 1004 mm of rainfall.