Planning for the weather is a good way to make your trip to Pukaki relaxing and enjoyable, especially when you’re splurging. The hottest months are usually February and January with an average temp of 45°F, while the coldest months are July and August with an average of 27°F. The rainiest months in Pukaki are May, September, December, and July, with each month seeing an average of 14 inches of rainfall.