Planning for the weather is a good way to make your trip to Kamenari relaxing and enjoyable, especially when you’re splurging. The hottest months are usually August and July, with an average temperature of 23°C, while the coldest months are January and February, with an average of 8°C. The rainiest months in Kamenari are November, December, January and March, with each month seeing an average of 307 mm of rainfall.