Weather in Slowakia in September
Country-wide climate normals across 15 cities in Slowakia.
How Hot Is Slowakia in September?
Slowakia's September is consistently warm — typical 21°C, with no major regional outliers.
Sunshine in Slowakia in September
Sun and cloud trade off across Slowakia in September: Bratislava averages 4.8h of direct sun a day, with daylight from 6:30 am to 7:05 pm. Conditions vary day to day, with bright spells interrupted by cloudy stretches. Most regions of the country see a similar mixed pattern, though some areas may lean drier or wetter than the national average.
Does It Rain In Slowakia In September?
Slowakia sees moderate rainfall in September — Bratislava averages 81mm across 9 days, with notable regional variation. Coastal cities often see more rain than the inland average, while drier regions see less. The country's September weather mixes sunny stretches with regular shower spells.
Is Slowakia Humid In September?
Mugginess defines Slowakia's September: humidity averages 71% in Bratislava, and the air feels noticeably heavy across most regions. Sweat sits on the skin longer than it would in drier conditions, and overnight relief is limited. Pack light, breathable fabrics.
Wind In Slowakia In September
Light breezes are typical across Slowakia in September: 13 kph in Bratislava, with similar gentle wind conditions in most regions. The air moves enough to keep things fresh on warm days but not enough to be disruptive. Coastal cities may see slightly more.
Cloud Cover In Slowakia In September
Cloudy skies dominate Slowakia in September — 53% cover in Bratislava, with similar overcast conditions in most regions. Direct sun is patchy and broken; expect grey stretches between brief bright moments. Coastal areas may be heavier than inland.