Weather is probably a major factor when you plan your trip to Kalangala, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually February and January, with an average temperature of 23°C, while the coldest months are July and August, with an average of 22°C. The rainiest months in Kalangala are April, November, May and March, with each month seeing an average of 233 mm of rainfall.