Getting an idea of what to expect from the weather in Santa Elena de Uairen will help you enjoy your stay to the fullest. The hottest months are usually September and October, with an average temperature of 23°C, while the coldest months are January and February, with an average of 22°C. The rainiest months in Santa Elena de Uairen are June, July, May and August, with each month seeing an average of 314 mm of rainfall.