Planning for the weather is a good way to make your trip to Temuco relaxing and enjoyable, especially when you're splurging. The hottest months are usually January and February, with an average temperature of 16°C, while the coldest months are July and August, with an average of 8°C. The rainiest months in Temuco are June, August, July and May, with each month seeing an average of 207 mm of rainfall.