Planning for the weather is an important factor for making your trip to La Manzanilla a success, especially when you're splurging. The hottest months are usually May and July, with an average temperature of 27°C, while the coldest months are January and February, with an average of 25°C. The rainiest months in La Manzanilla are September, August, October and June, with each month seeing an average of 207 mm of rainfall.