Visiting local bars in Yambol is better when the weather is good. These rainfall averages and temperatures can help you choose the best time for bar-hopping. The hottest months are usually August and July, with an average temperature of 23°C, while the coldest months are January and February, with an average of 5°C. The snowiest months in Yambol are January, February, March and April, with each month seeing an average of 24 cm of snowfall.