When you're planning your getaway to Lubok Antu, year-round temperatures and rainfall may be important factors to consider. The hottest months are usually May and August, with an average temperature of 26°C, while the coldest months are February and January, with an average of 25°C. The rainiest months in Lubok Antu are December, November, March and January, with each month seeing an average of 351 mm of rainfall.