Planning for the weather is a good way to make your trip to Itsuki-mura relaxing and enjoyable, especially when you're splurging. 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 8°C. The rainiest months in Itsuki-mura are June, July, May and August, with each month seeing an average of 376 mm of rainfall.