Weather is probably a major factor when you plan your trip to Sambava, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually December and January, with an average temperature of 26°C, while the coldest months are August and July, with an average of 22°C. The rainiest months in Sambava are January, March, February and December, with each month seeing an average of 274 mm of rainfall.