Climate · Bratislava

Bratislava in September

Warm and damp, as the days shorten.

Typical weather, averaged over 30 years

September in Bratislava is warm: highs near 73°F, lows near 54°F. Rain falls on about two days a week, and the days shorten by 1 hour 16 minutes from the first week to the last.September in Bratislava is warm: highs near 23°C, lows near 12°C. Rain falls on about two days a week, and the days shorten by 1 hour 16 minutes from the first week to the last.

High
73°F23°Caverage
Low
54°F12°Caverage
Wet days
2a week · 35% of days
Daylight
12h 28mon average

Is September a good time to visit Bratislava?


Yes. September is one of Bratislava's best months (May to June, or August to September).

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How September sits in the year

week by week

Temperature

Highs near 73°F in September, against 41°F to 83°F through the year.Highs near 23°C in September, against 5°C to 28°C through the year.

Chance of a wet day

35% of days in September, against 29% to 39% through the year.

Cloud cover

48% cover in September, against 40% to 67% through the year.

Daylight

12h 28m in September, against 8h 25m to 16h 00m through the year.

Week by week, lightly smoothed, with September shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side


  1. August83°28°low 62°low 17°2 wet days a weekRain on about two days a week.
  2. September73°23°low 54°low 12°2 wet days a weekRain on about two days a week.
  3. October64°18°low 47°low 8°2 wet days a weekRain on about two days a week.

Where Bratislava sits, in September

Europe/Bratislava

this place
typical high in September 40°F4°C95°F35°C
Sunrise, mid-September
6:27 AMsets 7:07 PM
Above the sea
150 mlow-lying
Latitude
48.2°Nnorthern hemisphere
Nearest of ours
our one place here

The land around Bratislava, shaded by its typical high in September, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Bratislava is our one place in Slovakia so far. Clock times are local, for the 15th.

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Bratislava. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (150 m) against the climate model's (212 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (150 m) against the climate model's (212 m). Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.