What is the weather like in Sofia in September?

Expect temperatures between 12°C and 23°C with 16% average rain probability and about 8 hours of sunshine daily.

What is the weather like in Sofia in September?

Sofia in September scores 65/100 based on 30 years of climate data. Recommended for planning your trip.

Who should visit Sofia in September?

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

Sofia Weather in September | 30-Year Forecast

Avg High

23°C

Hottest around day 1

Avg Low

12°C

Coolest around day 30

Rainy Days

1days

16% avg rain chance

Sunshine

8hrs/day

Autumn season

Essential Travel Info for Sofia

🗓️ Best Time to Visit 📖 Travel Guide 🍴 Food Guide

Currency

BGN

лв Bulgarian lev

Language

Bulgarian

Driving

Right side

Connect

5G internet is available from all three ...

Safety

High Safety

GPI: 1.541

Travel Intelligence

Exclusive flight analytics & health data for Sofia

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Low Traffic

38/ 100

Traffic Index

Quieter airport

Peak Daily Arrivals

slots per day

Peak

May

Low

Nov

Monthly Traffic Distribution

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Traffic Level

Low Season

Key Connections

Vienna Schwechat (VIE)

Tel Aviv Yafo Ben Gurion (TLV)

Bergamo Orio al Serio (BGY)

Munich (MUC)

Frankfurt-am-Main (FRA)

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 Bulgaria.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 Bulgaria. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Bulgaria.

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 Bulgaria.If rabies exposures occur while in Bulgaria, 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 Sofia?

👍Recommended for planning your trip(65/100)

Short Answer

September is Sofia's peak season for good reason: 23°C temperatures and 16% rain probability. But expect crowds (88% of annual maximum) and premium prices.

Decision Factors

Vaccinations required

Yellow Fever

Peak tourist season

88% of annual peak - expect crowds and high prices

Ideal temperature range

22.9°C - perfect for sightseeing and outdoor activities

Health precautions needed

Be aware of: Leptospirosis, Crimean-Congo Hemorrhagic fever, Leishmaniasis

Plenty of sunshine

9.7h of sunshine daily

Good For

👨‍👩‍👧‍👦
Families with children
Comfortable 22.9°C temperatures and low 16% rain risk
👴
Elderly travelers
Comfortable 22.9°C temperature range with manageable humidity
🥾
Outdoor enthusiasts
Ideal hiking conditions: 22.9°C, 16% rain chance
📸
Photographers
9.7h sunshine, 54% clear skies for golden hour shots
🏛️
Cultural tourists
Comfortable conditions for exploring museums and sites

Who Should Avoid

💰
Budget travelers
Peak season means premium prices everywhere

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Sofia in September averages 23°C with 16% precipitation probability."

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

Frequently Asked Questions: Sofia in September

What are the temperatures in Sofia in September?

Daytime highs average 23°C, nights drop to 12°C. Temperatures remain fairly consistent.

How many rainy days in Sofia in September?

Expect around 1 days with measurable rainfall. Rain is unlikely to disrupt plans.

What to wear in Sofia in September?

Comfortable casual wear with a light jacket for evenings.

Is September peak season in Sofia?

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

Sofia Weather in September

Sofia September Weather Calendar