Hungary Budapest Weather in September — Climate Guide
September in Budapest is very-high
September is very-high for Budapest.
September is the year's best month — Budapest's signature shoulder window. The Sziget + Aug 20 crowds have left, the weather is still ideal (23°C highs, 12h 35min of daylight), and hotel rates drop 20-25% from August peak. Most experienced Budapest travelers target the second half of September.
Budapest Wine Festival (2nd week of September at Buda Castle Palace courtyard, 5 days, Ft7,000 / $20) is the year's biggest Hungarian wine event — 200+ wineries from Tokaj, Eger, Villány, Szekszárd. Tickets include a tasting glass + 10 sample pours. Pair with Hungarian charcuterie + cheese stalls.
Travel score
Early autumn + Budapest Wine Festival + tied for #1 month
September Weather at a Glance
September in Budapest averages 73°F / 23°C highs and 54°F / 12°C lows — ideal autumn weather. 7 rainy days, 45mm precipitation. Humidity 65%, sunshine 7 hours daily, daylight 12h 35min. Sziget + Aug 20 crowds gone. Autumn foliage starts late month on Castle Hill + Margaret Island.
September Travel Advice
Light layers (T-shirt + cardigan + jeans). Budapest Wine Festival 2nd week at Buda Castle (Ft7,000 / $20 = 10 tasting samples + glass) — year's biggest Hungarian wine event. Café Budapest Contemporary Arts Festival late Sept-early Oct. Last week of September (post-Chuseok) is the year's value sweet spot — same weather as Wine Festival week, 30% cheaper hotels.
Flying In from Overseas
Korean Chuseok (varies, mid-September) drives brief Asia-traveler spike. Seoul-Budapest $940-1,400 connections. Week after Chuseok (last week September) offers value. Western shoulder-season travelers + senior groups + early-fall European travelers (no school crowds). London-Budapest $120-280 direct.
September Pricing Trends
Tail-end peak: District V 4-star $120-225/night, Castle Hill 5-star $225-455, Four Seasons Gresham Palace $580-1,300. Wine Festival Ft7,000 / $20. Goulash Ft3,500-8,500 / $10-25. Outdoor beer Ft1,000-1,800 / $3-5. Sparties Ft20,000-25,000.
Budapest September Weather Stats
Avg High
23°C
Avg Low
12°C
Rainy Days
7
45mm total
Sunshine
7h
Daily avg
Humidity
65%
moderate
UV Index
5
Moderate
Wind
7 km/h
Gusts 18
Sea Temp
0°C
swimming chilly
Crowds
Very busy
At attractions
September Sunrise & Sunset
Air Quality
PM2.5
17 μg/m³
PM10
28 μg/m³
Status
good
Feels-Like Temperature & Wind
Feels like
Daytime
23°C
Nighttime
12°C
Humidity and wind affect how the actual temperature feels.
Wind
7 km/h
Max gust 18 km/h
Activities Recommended for September
September Travel Pros & Cons
Pros
- Daytime 23°C ideal weather
- Reduced crowds after Sziget
- Daylight 12h 35min
- Budapest Wine Festival 2nd week (Ft7,000 / $20)
- Autumn foliage starts late month
Cons
- Hotels still elevated through Chuseok
- Some rain (7 rainy days)
- Café Budapest Festival overlaps with Chuseok crowds
September Events & Festivals
- Budapest Wine Festival (2nd week September, Buda Castle, 200+ Hungarian wineries, 5 days, Ft7,000 / $20)
- Café Budapest Contemporary Arts Festival (late Sept-early Oct)
- Buda Castle Beer Festival (1st week September)
- Autumn foliage starts late month
Budapest in September — Full Picture
September is the year's best month — Budapest's signature shoulder window. The Sziget + Aug 20 crowds have left, the weather is still ideal (23°C highs, 12h 35min of daylight), and hotel rates drop 20-25% from August peak. Most experienced Budapest travelers target the second half of September.
Budapest Wine Festival (2nd week of September at Buda Castle Palace courtyard, 5 days, Ft7,000 / $20) is the year's biggest Hungarian wine event — 200+ wineries from Tokaj, Eger, Villány, Szekszárd. Tickets include a tasting glass + 10 sample pours. Pair with Hungarian charcuterie + cheese stalls.
Autumn foliage starts late September on Castle Hill, Margaret Island, and Tóth Árpád sétány — peaks second week of October. Korean Chuseok holiday (varies, mid-September) brings a brief Korean-traveler spike but the week after is excellent value.
What to Wear & What to Pack
Pleasant autumn — T-shirt + light long-sleeve, light cardigan or denim jacket for evenings (drops to 12°C), jeans or chinos, sneakers. SPF 30 still useful. Light scarf for late-evening Danube walks.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
16°C
6.3°C
7.3/mo
Summer (Jun·Jul·Aug)
26.7°C
15.3°C
7.3/mo
Autumn (Sep·Oct·Nov)
Current16.7°C
7.3°C
7.7/mo
Winter (Dec·Jan·Feb)
4°C
-2°C
6.7/mo
Budapest Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 3° | -3° | 7d·35mm | 2h | 80% | 1 | Moderate | Shoulder | |
| 5° | -2° | 6d·30mm | 3h | 75% | 2 | Quiet | Low season | |
| 11° | 2° | 7d·30mm | 5h | 70% | 3 | Moderate | Shoulder | |
| April (Best) | 16° | 6° | 7d·40mm | 6h | 65% | 4 | Busy | Peak |
| May (Best) | 21° | 11° | 8d·60mm | 7h | 65% | 6 | Very busy | Peak |
| June (Best) | 25° | 14° | 8d·70mm | 9h | 65% | 7 | Very busy | Peak |
| 28° | 16° | 7d·55mm | 10h | 60% | 8 | Very busy | Peak | |
| August (Best) | 27° | 16° | 7d·55mm | 9h | 63% | 7 | Very busy | Peak |
| September (Best) | 23° | 12° | 7d·45mm | 7h | 65% | 5 | Very busy | Peak |
| 17° | 7° | 8d·50mm | 5h | 75% | 3 | Busy | Peak | |
| 10° | 3° | 8d·50mm | 3h | 80% | 2 | Very busy | Peak | |
| 4° | -1° | 7d·40mm | 2h | 80% | 1 | Very busy | Peak |
View Other Months
Budapest September Hotel Picks
Frequently Asked Questions
Is September a good time to visit Budapest?
Budapest in September is very-high. Tourist crowds are very busy and flight/hotel prices are peak.
What's the average temperature in Budapest in September?
Budapest September averages a high of 23°C and a low of 12°C.
Does it rain much in Budapest in September?
Budapest September averages 45mm of rainfall over about 7 rainy days.
What should I wear in Budapest in September?
Pleasant autumn — T-shirt + light long-sleeve, light cardigan or denim jacket for evenings (drops to 12°C), jeans or chinos, sneakers. SPF 30 still useful. Light scarf for late-evening Danube walks.
What time are sunrise and sunset in Budapest in September?
Budapest September sunrise is 06:25 and sunset is 19:00, with 12h 35min of daylight.
What's the air quality like in Budapest in September?
Budapest September air quality (AQI) averages 48, rated Good. PM2.5 averages 17μg/m³.
What activities are recommended in Budapest in September?
In September, Budapest is great for Budapest Wine Festival Buda Castle 2nd week (Ft7,000 / $20), Parliament + Castle (post-summer crowd relief), Outdoor thermal baths Széchenyi + Gellért.
Is September peak season in Budapest?
Budapest September crowds are very busy and prices are peak. Advance reservations are strongly recommended.
Best Months to Visit Budapest
View Other Months
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.