Weather is probably a major factor when you plan your trip to Reefton, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually February and January, with an average temperature of 16°C, while the coldest months are July and August, with an average of 10°C. The rainiest months in Reefton are May, September, December and October, with each month seeing an average of 320 mm of rainfall.