Temperature in Sliven in September

Sliven is a region in Bulgaria. In September the average maximum daytime temperatures are high and range from 24°C in Kotel to 26°C in Nova Zagora. Nighttime temperatures generally drop to 14°C in Nova Zagora and 13°C in Kotel.

What is the temperature of the different cities in Sliven in September?

Explore the map below to discover average September temperatures at the top destinations in Sliven. For a deeper dive, simply click on any destination dot.

Weather conditions Weather

Temperatures

Precipitation

Map not visible? Whoops sorry! Please refresh the page.

Legend

very warm

warm

pleasant

moderate

cold

very cold

Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

Select a Month of Interest

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Bulgaria, check out our Sliven's climate page.

What is the warmest city in September in Sliven?

According to our recent database analysis, Nova Zagora is the warmest city. It experiences an average maximum daytime temperature of approximately 26°C and rarely drops below 14°C during the night.

What is the coldest city in September in Sliven?

For the month of September, Kotel is the most temperate city in Sliven based on our records. With highs averaging 24°C and nighttime temperatures dipping to around 13°C.

Interested in more climate information?

Weather and climate has detailed information for every country in the world. Are you going to Bulgaria? Get detailed historical weather averages for many cities in Bulgaria.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.