site.btaThe Weather on Sept. 30 - Oct. 1
September 30: Mostly sunny. Cloudy at times in mountains in South. Wind north-northeasterly, light (up to moderate in East). Lows: 10-15 C in most parts, around 11 C in Sofia. Highs: 24-29 C in most parts, around 24 in Sofia.
Black Sea coast: Mostly sunny, cloudy at times in South. Wind northeasterly, up to moderate. Highs: 24-27 C. Seawater temperature: 23-24 C.
Mountains: Partly cloudy, overcast in South but dry. Wind north-northeasterly, moderate. Highs" around 17 C at 1,200 m, around 10 C at 2,000 m.
October 1: Mostly sunny. Wind mainly moderate, northwesterly in West, still north-northeasterly in East. Air temperatures largely unchanged.
Source: National Institute of Meteorology and Hydrology