Planning for the weather is an important factor for making your trip to Buenaventura a success, especially when you're splurging. The hottest months are usually March and February, with an average temperature of 25°C, while the coldest months are October and November, with an average of 24°C. The rainiest months in Buenaventura are August, July, September and June, with each month seeing an average of 1748 mm of rainfall.