Taking into account the local weather in Raseiniai is an important factor for planning your visit, especially if you plan to spend your trip poolside. The hottest months are usually July and August with an average temp of 61°F, while the coldest months are January and February with an average of 29°F. The snowiest months in Raseiniai are January, February, December, and November, with each month seeing an average of 14 inches of snowfall.