You might spend a lot of your holiday inside, but if you want to see more of the area, looking at local weather trends is a good idea. The hottest months are usually August and July, with an average temperature of 24°C, while the coldest months are January and February, with an average of 9°C. The rainiest months in Kamogawa are October, September, June and July, with each month seeing an average of 243 mm of rainfall.