Weather will likely play an important role when you plan your trip to Hokitika, 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 15°C, while the coldest months are July and August, with an average of 9°C. The rainiest months in Hokitika are May, December, October and September, with each month seeing an average of 311 mm of rainfall.