August is peak season in Bali and Lombok with long days of uninterrupted sunshine and very little rain.
Sumbawa, Flores and Komodo Island have climates similar to Bali.
The islands of Nusa Tenggara should see long clear days of sunshine and little rainfall.
Java and Sumatra should expect long clear days of sunshine and little rainfall at this time of year. Temperature and humidity can be high in Java and Sumatra.
In Southern Sulawesi this is the driest time of year with long days of uninterrupted sunshine. In the north also, around Manado, this is the dry season with very little rain at this time of year.