In May, the weather in Bolshetarkhovo is typically cold. Average daily high temperature in May is about 9 degrees above zero. On average, Bolshetarkhovo has 16 cloudy, 12 rainy, and 3 sunny days in May. The rains are usually moderate. May as well as January, February, April, and September is considered the most uncomfortable time to visit Bolshetarkhovo.