Hungary Budapest Weather in September — Climate Guide
September in Budapest is very-high
Budapest Weather in September — Quick Answer
As of 2026- Avg temp
- 23° / 12°
- Rainfall
- 45mm · 7 days
- Crowds
- Very busy
As of 2026, Budapest in September averages a high of 23°C and low of 12°C with 45mm of rain over about 7 days. 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.
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
Planning a September trip to Budapest?
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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.