February in Lomza is the windiest month of the year. In February, the weather in Lomza is typically cold. Average daily high temperature in February is about 1 degree above zero. On average, Lomza has 11 cloudy, 7 partly cloudy, 5 rainy, 4 sunny, and 2 snowy days in February. The rains are usually moderate. February as well as January, March, April, and October is considered the most uncomfortable time to visit Lomza.