Planning for the weather is a good way to make your trip to Oslob relaxing and enjoyable, especially when you’re splurging. The hottest months are usually May and April, with an average temperature of 27°C, while the coldest months are February and January, with an average of 26°C. The rainiest months in Oslob are July, October, June and September, with each month seeing an average of 270 mm of rainfall.