Planning for the weather is a good way to make your trip to Kaloum relaxing and enjoyable, especially when you're splurging. The hottest months are usually January and December, with an average temperature of 27°C, while the coldest months are January and February, with an average of 26°C. The rainiest months in Kaloum are August, July, September and June, with each month seeing an average of 709 mm of rainfall.