If you're hoping to get lost in the rain on your romantic getaway, take a look at these details about year-round temperatures in Gewane: The hottest months are usually June and March, with an average temperature of 16°C, while the coldest months are December and November, with an average of 13°C. The rainiest months in Gewane are August, July, September and June, with each month seeing an average of 411 mm of rainfall.