If you're looking forward to lots of outings with your partner, take a look at these details about year-round temperatures in Kerauja: The hottest months are usually June and May, with an average temperature of 20°C, while the coldest months are January and December, with an average of 12°C. The rainiest months in Kerauja are July, August, June and September, with each month seeing an average of 757 mm of rainfall.