Climate in Southwest / Sofia Bulgaria

Average daytime and nighttime temperatures

All climate diagrams on this page result from the collected data of the official weather station in Southwest / Sofia in a height of 591m above sea level. All data correspond to the average monthly values of the last 20 years.

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Southwest / Sofia is the coldest region in Bulgaria with an average high temperature of only 17°C. The climate widely corresponds to Central European weather conditions. It is cold, wet and a few beautiful summer months are also happening during a year. Due to the warmer temperatures the best time for traveling is from June to September. Less attractive are the cold months from November to March.
Overview: Climate in Bulgaria
Daylengths and sun positions in Bulgaria
Compare climate with other regions or countries
Hours of sunshine per daySunshine hours per day in Southwest / Sofia
The number of hours of sunshine refers to the time when the sun is actually visible. That is, without any obstruction of visibility by clouds, fog or mountains. With 11 hours per day, July is the sunniest month in planning region Southwest / Sofia. In December the sun shines the shortest.
Rainy days per monthRainy days per month in Southwest / Sofia
A rainy day is a day on which at least an amount of 0.1 mm precipitation (=0.1 liter) per square meter falls. This can be rain, snow, hail or even dew. So it does not have to rain the whole day. With 12 rainy days, May offers the most number of rainy days, and in November the least.
Precipitation in mm/dayPrecipitation in Southwest / Sofia
The amount of precipitation is measured in millimeters per square meter. Thus, at two mm/day, two liters of water fall on one square meter within 24 hours. With only 1.2 mm, the least rain falls in February. June, on the other hand, has the most rain.
Relative humidity in %Relative humidity in Southwest / Sofia
Warm air can absorb more moisture than cold air. The relative humidity indicates how much moisture of the physically possible is actually contained in the air. At high humidity, the person feels uncomfortable and perceives this as oppressive. In general, a relative humidity of 40-60% gives as pleasant. With humidity averaging 84%, December is the most uncomfortable. In August, on the other hand, it is easier to endure.
Absolute humidity in g/m³Absolute humidity in Southwest / Sofia
In warm months, there is also a higher absolute humidity almost everywhere. At a temperature of 25°C, air can absorb up to 23 grams of water per cubic meter. At 20°C, it is only 17.3 grams. A relative humidity of 40% at 25°C thus corresponds to an absolute humidity of 9.2 grams of water. From a proportion of approx. 13.5 grams, humans perceive the air as muggy.
Humidex in °CHumidex in Southwest / Sofia
The "Humidex" (humidity index) is an index of well-being in warmer areas, calculated from the air temperature, relative humidity and dew point. The index corresponds approximately to the temperature felt. At high temperatures, the body transports heat away by sweating. At high humidity the ambient air can only absorb a small amount of sweat and thus one feels uncomfortable. An index of 20-29 is considered comfortable. Up to 39, people perceive the air as slightly uncomfortable, and above 40, as very uncomfortable. Values above 45 are dangerous in the long run and often lead to heat stroke.
Map of Southwest / Sofia

Most important cities in the planning region »Southwest / Sofia«

As the capital region, it is arguably the most important part of Bulgaria. The planning region has a west-east extension of about 140 km and over 180 km from north to south.

It consists of the five oblasts Blagoevgrad, Kyustendil, Pernik, Sofia-Capital and Sofiya.

CityPopulationGeo position
Sofia1,241,67542° 41' 51"N23° 19' 27"E
Pernik82,46742° 36' 0"N23° 1' 60"E
Blagoevgrad71,30642° 1' 0"N23° 6' 0"E
Kyustendil48,28642° 17' 2"N22° 41' 28"E
Dupnitsa34,76442° 16' 0"N23° 7' 0"E
Petrich30,30841° 23' 60"N23° 13' 0"E
Samokov26,76542° 20' 13"N23° 33' 10"E
Sandanski26,45941° 34' 0"N23° 16' 60"E
Botevgrad20,90942° 53' 60"N23° 46' 60"E
Gotse Delchev20,47141° 34' 0"N23° 43' 60"E
Radomir14,75542° 32' 40"N22° 57' 28"E
Ikhtiman14,15442° 25' 60"N23° 49' 0"E
Razlog12,48641° 53' 11"N23° 28' 2"E
Kostinbrod12,17542° 49' 0"N23° 13' 0"E
Etropole11,03142° 49' 60"N24° 0' 0"E
Bansko9,23241° 50' 18"N23° 29' 19"E
Svoge8,96442° 58' 0"N23° 21' 0"E
Pirdop8,13642° 42' 0"N24° 10' 60"E
Slivnitsa7,54542° 51' 0"N23° 1' 60"E
Elin Pelin7,37342° 40' 0"N23° 36' 0"E
Simitli6,72941° 52' 60"N23° 7' 0"E
Bobovdol6,18442° 22' 11"N23° 1' 2"E
Yakoruda6,00842° 1' 31"N23° 41' 3"E
Zlatitsa5,78642° 43' 0"N24° 7' 60"E
Godech5,15443° 0' 54"N23° 2' 39"E
Dolna Banya4,99042° 17' 60"N23° 46' 0"E
Sapareva Banya4,61042° 16' 60"N23° 16' 0"E
Pravets4,40042° 52' 60"N23° 55' 0"E
Bozhurishte4,36042° 45' 0"N23° 11' 60"E
Kresna4,11741° 43' 60"N23° 8' 60"E

Data basis: German Weather Service, individual values averaged and supplemented by own elements. Data on cities and inhabitants:, United Nations Statistics Division and own research.
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