If you're looking forward to lots of outings with your partner, take a look at these details about year-round temperatures in Bata: The hottest months are usually March and February, with an average temperature of 26°C, while the coldest months are July and August, with an average of 25°C. The rainiest months in Bata are October, November, May and April, with each month seeing an average of 321 mm of rainfall.