Planning for the weather is a good way to make your trip to Matrei in Osttirol relaxing and enjoyable, especially when you're splurging. The hottest months are usually July and August, with an average temperature of 14°C, while the coldest months are January and December, with an average of -2°C. The rainiest months in Matrei in Osttirol are August, June, May and July, with each month seeing an average of 264 mm of rainfall.