Planning for the weather is an important factor for making your trip to Tawau a success, especially when you're splurging. The hottest months are usually April and May, with an average temperature of 27°C, while the coldest months are February and July, with an average of 26°C. The snowiest months in Tawau are May, April, January and February, with each month seeing an average of 64 cm of snowfall.