Bulgaria will have mostly sunny weather on Saturday, with temperatures reaching 25°C to 30°C inland and 22°C to 25°C along the Black Sea coast, while showers and possible thunderstorms are forecast mainly in mountainous areas.

Overnight lows will range from 10°C to 15°C, with around 11°C expected in Sofia. The capital’s daytime high will be about 26°C.

Winds will generally be light, becoming light to moderate in the Danube Plain during the afternoon.

Sunny conditions are also expected along the Black Sea coast, where light to moderate winds will blow from the east-southeast in the afternoon. Sea temperatures will be around 20°C, with sea conditions rated at 1–2 on the Douglas scale.

Mountain areas will remain mostly sunny, although isolated showers are possible around and after midday in the ranges of Western Bulgaria. Southwesterly winds will reach moderate speeds. Maximum temperatures at mountain resorts will range from 16°C at Aleko to 20°C at Borovets.

On Sunday, moderate southerly winds will affect Eastern Bulgaria, keeping temperatures high, with daytime highs of 28°C to 30°C. Western Bulgaria may see scattered showers, accompanied by a slight decline in maximum temperatures.

Temporarily heavy rain and thunderstorms are expected on Monday, with daytime temperatures also falling in Eastern Bulgaria. Rain will persist into Tuesday, bringing the possibility of significant precipitation in some areas. Moderate to strong winds will introduce colder air.

Wednesday will be windy and relatively cold. Precipitation will gradually subside, while temperatures will show little difference between daytime and nighttime readings.