Weather will likely play an important role when you plan your trip to Kings Canyon National Park, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually July and August, with an average temperature of 13°C, while the coldest months are February and January, with an average of -4°C. The snowiest months in Kings Canyon National Park are March, February, January and April, with each month seeing an average of 77 cm of snowfall.