What is the weather like in Bulgaria?

"The weather in Bulgaria is generally mild, with warm summers and cold winters. In the summer months, temperatures can reach up to 30 degrees Celsius, while in the winter months temperatures can drop to below zero. Rainfall is common throughout the year, with the most rain occurring in the spring and autumn months. Snowfall is also common in the winter months, especially in the mountainous regions," explained one expat living in Bulgaria.