In October, the weather in Tohmajärvi is typically cold. Average daily high temperature in October is about 6 degrees above zero. On average, Tohmajärvi has 11 rainy, 9 cloudy, 8 partly cloudy, 2 sunny, and 1 snowy day in October. The rains are usually moderate. October as well as April, September, and November is considered the most uncomfortable time to visit Tohmajärvi.