Planning for the weather is a good way to make your trip to Hà Tu relaxing and enjoyable, especially when you're splurging. The hottest months are usually July and June, with an average temperature of 28°C, while the coldest months are January and December, with an average of 18°C. The rainiest months in Hà Tu are August, July, June and September, with each month seeing an average of 451 mm of rainfall.