Climate and Weather of Sliven, Bulgaria

In Bulgaria you have several regions, one of which is called Sliven. The most popular city in this region is Zheravna, whose climate data we'll examine to provide you with an overview of what weather to expect in Sliven. For more detailed climate information about other cities in the area, please see the section beneath the map further down the page.

In Sliven, the months of May, June and September bring pleasant weather, with average temperatures ranging between 22°C and 26°C.

The warmest weather in Sliven arrives in August, when temperatures climb to 29°C. In contrast, January sees the mercury drop to daytime highs of 4°C.

The colder weather is most prominent in the months of January, February and December.

When it comes to rainfall, Sliven experiences moderate variations in precipitation across the seasons. You can expect around 99 mm of rain in May, dropping to 52 mm in August.

Select a Month of Interest

Check the conditions for any month of the year.

Interested in the detailed Weather and Climate of Sliven, Bulgaria?

Please select a city below the map you wish to travel to, or the one closest to your destination. Each selected city will show you the following graphs:
1. Average minimum and maximum temperature over the year
2. Average monthly precipitation over the year (rainfall, snow)
3. Average monthly hours of sunshine over the year
On certain pages we also offer other historical climate data like humidity wind speed and water temperature.