Weather will likely play an important role when you plan your trip to Bima, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually October and November, with an average temperature of 27°C, while the coldest months are August and July, with an average of 26°C. The rainiest months in Bima are February, January, March and December, with each month seeing an average of 303 mm of rainfall.