Weather is probably a major factor when you plan your trip to Seppa, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually August and September, with an average temperature of 25°C, while the coldest months are January and December, with an average of 16°C. The rainiest months in Seppa are June, July, August and May, with each month seeing an average of 482 mm of rainfall.