What is the weather like in Bratislava in September?

Expect temperatures between 12°C and 21°C with 22% average rain probability and about 8 hours of sunshine daily.

What is the weather like in Bratislava in September?

Bratislava in September scores 68/100 based on 30 years of climate data. Great time to visit - recommended.

Who should visit Bratislava in September?

September in Bratislava is ideal for: Budget travelers, Families with children, Elderly travelers, Outdoor enthusiasts, Cultural tourists.

Bratislava Weather in September | 30-Year Forecast

Avg High

21°C

Hottest around day 1

Avg Low

12°C

Coolest around day 30

Rainy Days

9days

22% avg rain chance

Sunshine

8hrs/day

Autumn season

Essential Travel Info for Bratislava

🗓️ Best Time to Visit 📖 Travel Guide 🍴 Food Guide

Currency

EUR

€ Euro

Language

Slovak

Driving

Right side

Connect

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

Safety

Very High Safety

GPI: 1.499

Travel Intelligence

Exclusive flight analytics & health data for Bratislava

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Remote

16/ 100

Traffic Index

Off the beaten path

Peak Daily Arrivals

slots per day

Peak

Apr

Low

Sep

Monthly Traffic Distribution

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Traffic Level

Low Season

Key Connections

Barcelona (BCN)

London Stansted (STN)

Košice (KSC)

Málaga (AGP)

Lamezia Terme (SUF)

Health & Safety Advisory

CDC travel health recommendations

7 Recommendations

COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Hepatitis A

Recommended for unvaccinated travelers one year old or older going to Slovakia.Infants 6 to 11 months old should also be vaccinated against Hepatitis A. The dose does not count toward the routine 2-dose series.Travelers allergic to a vaccine component should receive a single dose of immune globulin, which provides effective protection for up to 2 months depending on dosage given.Unvaccinated travelers who are over 40 years old, are immunocompromised, or have chronic medical conditions planning to depart to a risk area in less than 2 weeks should get the initial dose of vaccine and at the same appointment receive immune globulin.

Hepatitis B

Recommended for unvaccinated travelers younger than 60 years old traveling to Slovakia. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Slovakia.

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

Rabies

Dogs infected with rabies are not commonly found in Slovakia.Rabies is present in some terrestrial wildlife species.If rabies exposures occur while in Slovakia, rabies vaccines are typically available throughout most of the country.Rabies pre-exposure vaccination considerations include whether travelers 1) will be performing occupational or recreational activities that increase risk for exposure to potentially rabid animals and 2) might have difficulty getting prompt access to safe post-exposure prophylaxis.Please consult with a healthcare provider to determine whether you should receive pre-exposure vaccination before travel.For more information, seecountry rabies status assessments.

Tick-borne Encephalitis

For travelers moving or traveling toTBE-endemic areasTBE vaccineis recommended for persons who will haveextensiveexposure to ticks based on their planned outdoor activities and itinerary.TBE vaccine may be considered for persons who might engage in outdoor activities in areas ticks are likely to be found.

+1 more

Source: CDC Travelers' Health

View Complete Health Guide

Is September a Good Time to Visit Bratislava?

👍Great time to visit - recommended(68/100)

Short Answer

Smart travelers know September in Bratislava: 21°C temperatures, 22% rain probability, and only 23% of peak-season crowds. Better prices, similar experience.

Decision Factors

Vaccinations required

Yellow Fever

Off-peak season - fewer crowds

Only 23% of peak - better deals and quiet crowds

Ideal temperature range

21.1°C - perfect for sightseeing and outdoor activities

Health precautions needed

Be aware of: Leptospirosis, Hantavirus, Parvovirus B19

Plenty of sunshine

8.7h of sunshine daily

Rich cultural heritage

3 UNESCO World Heritage sites nearby

Good For

💰
Budget travelers
Off-peak pricing with acceptable weather conditions
👨‍👩‍👧‍👦
Families with children
Comfortable 21.1°C temperatures and low 22% rain risk
👴
Elderly travelers
Comfortable 21.1°C temperature range with manageable humidity
🥾
Outdoor enthusiasts
Ideal hiking conditions: 21.1°C, 22% rain chance
🏛️
Cultural tourists
Comfortable conditions for exploring museums and sites

Who Should Avoid

Suitable for most traveler types

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Bratislava in September averages 21°C with 22% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: Bratislava in September

What are the temperatures in Bratislava in September?

Daytime highs average 21°C, nights drop to 12°C. Temperatures remain fairly consistent.

How many rainy days in Bratislava in September?

Expect around 9 days with measurable rainfall. Rain is unlikely to disrupt plans.

What to wear in Bratislava in September?

Comfortable casual wear with a light jacket for evenings.

Is September peak season in Bratislava?

This is typically peak season with higher prices. Book 2-3 months ahead.

Bratislava Weather in September

Bratislava September Weather Calendar