Weather in Bulgaria in September
Country-wide climate normals across 15 cities in Bulgaria.
How Hot Is Bulgaria in September?
Bulgaria's September is consistently warm — typical 25°C, with no major regional outliers.
Sunshine in Bulgaria in September
Pleasant sunny weather covers Bulgaria in September: 6.2h of direct sun on a typical day in Sofia, with daylight from 7:05 am to 7:35 pm. Conditions are bright with occasional cloud cover, and the warmer regions, like Haskovo, typically see slightly more sun than the national average.
Does It Rain In Bulgaria In September?
Bulgaria's September is mostly dry: 39mm of rainfall in Sofia across 5 days, with the arid regions of the country seeing even less. Showers are brief and infrequent, and the country as a whole leans dry. Pack light rain gear for the occasional shower but expect mostly clear days.
Is Bulgaria Humid In September?
Pleasant moderate humidity covers Bulgaria's September: 56% on average in Sofia, comfortable across the country. The balance between moisture and heat is just right, with no oppressive afternoons or parched dry spells. Most regions of the country feel similarly mild.
Wind In Bulgaria In September
Bulgaria's September has gentle wind — Sofia averages 15 kph, and the country tracks similarly. Outdoor activity is comfortable, and afternoon thermals add a pleasant breeze in inland areas.
Cloud Cover In Bulgaria In September
Mixed skies cover Bulgaria in September: 43% cloud cover in Sofia, with similar variable conditions in most regions. Days alternate between sunny stretches and cloudy spells, and weather changes through the day are common. Plan for variability.