Taking the local weather in Mazsalaca into account can help you maximise your time at the pool during your trip. The hottest months are usually July and August, with an average temperature of 16°C, while the coldest months are January and February, with an average of -3°C. The snowiest months in Mazsalaca are January, December, November and April, with each month seeing an average of 23 cm of snowfall.