Planning for the weather is an important factor for making your trip to Kimberley a success, especially when you're splurging. The hottest months are usually July and August, with an average temperature of 16°C, while the coldest months are February and December, with an average of -6°C. The snowiest months in Kimberley are January, December, February and March, with each month seeing an average of 20 cm of snowfall.