30YearWeather
Bratislava, September 29
Bratislava street view during September
Historical Weather Analysis

Bratislava Weather on September 29 — Best Time to Visit?

Based on 30 years of historical data, we have the answer.

partly-cloudy-day

18.3°C

High

9.8°C

Low

13%

Rain

🌤️ Feels like 18.3°C

clear-day
YES, IT'S PARADISE

September 29 is statistically one of the best days of the year in Bratislava. With minimal rain risk (13%) and pleasant highs of 18°C, it's ideal for outdoor adventures. Lower tourist interest in Bratislava right now translates to better deals and a more local feel.

Currency

EUR

Euro

Language

Slovak

Driving

Right side

Connect

As of Sept 2021, Bratislava has 4G from ...

Safety

Very High Safety

GPI: 1.499

Bratislava Weather Forecast for September 29

"Mild & Comfortable. Expect average highs of 18.3°C. 13% chance of rain."

What to Wear in Bratislava in September

Based on historical data for September 29, Bratislava typically experiences temperatures between 9.8°C and 18.3°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (13% rain probability), but checking the forecast before heading out is always wise.

Complete Packing Guide

Weekly breakdown & essential items for Bratislava

View Guide

Smart Suitcase

  • Light Jacket
  • Long Pants

Average High

extreme-hot

18.3°C

Daytime Peak

Average Low

extreme-cold

9.8°C

Nighttime Low

Feels Like

partly-cloudy-day

18.3°C

🌤️ Feels accurate

Rain Chance

rain

13%

Avg 0.6mm if it rains

Cloud Cover

cloudy

54%

Overcast

Pressure

pressure

1018.1 hPa

Medium volatility

Bratislava Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

85%Highly Predictable

Based on 10 years of data

Temperature
±4.1°CVariable
Precipitation
7-20%Predictable

🎯 This date historically delivers consistent weather 85% of the time. Safe to plan outdoor activities with confidence.

Sun Exposure

UV Index & Safety Guide

2.5Low
036811+

Protection Needed

SPF 15 for extended outdoor time

Time to Sunburn

Type I-II

🔴 32 min to burn

Type III-IV

🟡 48 min to burn

Type V-VI

🟢 80 min to burn

UV estimate based on latitude, season & cloud cover. Actual UV may vary.

Outdoor Comfort

How pleasant is it outside?

83Excellent
TemperatureMild
HumidityMuggy
WindBreezy

Dew Point

13.6°C

Pleasant

Heat Stress

Low

No heat warning

😊 Best outdoor time:
Any time during daylight hours

Travel & Logistics Insights

Local Calendar

Business Day

Standard hours in Slovakia

Flight Traffic

Quiet

23/100 pressure index

Health Advisory

Required

1 vaccine • View Details →

Landing Slots

~9

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Bratislava

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

05:48

☀️ Noon

11:43

🌇 Sunset

17:37

⏱️ Daylight

11h 49m

Golden Hour
Morning05:48 - 06:29
16:56 - 17:37Evening

Wind Speed

wind

16 km/h

Gentle breeze

Sunshine

clear-day

8.4 hrs

Direct Sun (Cloud-free)

Humidity

humidity

74%

Humid / Damp

Travel Intelligence

Exclusive flight analytics & health data for Bratislava

Smart Flight Estimator

Airport-to-Airport Logistics

unlock smart flight estimates

Add your home location in settings to see airport details.

Travel Health & Safety in Bratislava

Travel Comfort Index

Real-time tourism conditions

Weather Quality

☀️ Excellent

90/100

Tourist Crowds

🟡 Busy

85/100

Price Level

💰💰💰 Expensive

90/100

Health & Wellbeing

Meteo-Health Forecast

85Score
Atmospheric Pressure1018.1 hPa
Volatility:Medium
Migraine RiskMedium

Moderate fluctuations. Some sensitivity possible.

Joint Pain RiskLow

Weather unlikely to affect joint pain.

Fishing IndexFair

Moderate fish activity expected.

Air Quality Forecast
51AQI
Moderate
PM2.5 Concentration4.7 µg/m³

Air quality is acceptable. Sensitive individuals should limit prolonged outdoor exertion.

Regional Safety Profile

Low

Seismic Activity

Rare minor tremors. Buildings are earthquake-resistant.

Total events (30y):10
In Sep (30y):1
Last in Sep:2013-09-20
💡 Very rare tremors. Standard travel precautions apply.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Bratislava on September 29 averages 18.3°C with a 13% precipitation probability. Wedding/Outdoor Event Score: 100/100."

— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology

Bratislava Weather History (2010–2024)

Temperature History

Loading chart...

Hall of Fame

Records from last 10 years

Hottest
2016
25.3°C
Coldest
2025
6.8°C
Rainiest
2022
1.3mm

Compare Other Cities

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📍 Is Bratislava Worth Visiting on September 29?

Planning a trip to Bratislava on September 29? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year is characterized by pleasant mild weather averaging 18.3°C with a 13% historical precipitation risk.

✈️ Travel Logistics: Approximately 9 landing slots available daily during this period, indicating manageable crowd levels.

💉 Health Advisory: 7 vaccinations are recommended for Slovakia, including COVID-19.

📊 Historical Extremes: The hottest September 29 recorded in the last 30 years saw temperatures hit 25.3°C in 2016, while the coldest dropped to 6.8°C in 2025.

Bratislava Weather FAQ