Weather is only one factor, but it can really affect your travel plans, especially when you're planning an extended stay in Valka. 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 Valka are November, December, February and April, with each month seeing an average of 22 cm of snowfall.