Austria Salzburg Weather in September — Climate Guide
September in Salzburg is very-high
September is very-high for Salzburg.
Best shoulder month — Festival over, weather mild, autumn foliage in Alps. Ideal balance.
Travel score
Salzburg September Weather Stats
Avg High
20°C
Avg Low
11°C
Rainy Days
11
90mm total
Sunshine
5h
Daily avg
Humidity
70%
moderate
UV Index
5
Moderate
Wind
9 km/h
Gusts 22
Sea Temp
17°C
lake swimming (chilly)
Crowds
Busy
At attractions
September Sunrise & Sunset
Air Quality
PM2.5
15 μg/m³
PM10
26 μg/m³
Status
good
Feels-Like Temperature & Wind
Feels like
Daytime
19°C
Nighttime
10°C
Humidity and wind affect how the actual temperature feels.
Wind
9 km/h
Max gust 22 km/h
Activities Recommended for September
September Travel Pros & Cons
Pros
- 20°C ideal weather
- Festival pricing drops
- Autumn foliage
- Hallstatt golden colors
Cons
- Still 11 rainy days
- Hotel rates only slightly off summer
September Events & Festivals
- Rupertikirtag folk festival (Sept 24)
- Autumn foliage starts
Salzburg in September — Full Picture
Best shoulder month — Festival over, weather mild, autumn foliage in Alps. Ideal balance.
What to Wear & What to Pack
Pleasant autumn. Light jacket + jeans + sweater for evening.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
14°C
4.3°C
11.3/mo
Summer (Jun·Jul·Aug)
23.7°C
13.3°C
14.3/mo
Autumn (Sep·Oct·Nov)
Current13.7°C
6°C
10.3/mo
Winter (Dec·Jan·Feb)
3°C
-3°C
9.7/mo
Salzburg Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 2° | -4° | 10d·60mm | 2h | 80% | 1 | Quiet | Low season | |
| 4° | -3° | 9d·50mm | 3h | 75% | 1 | Quiet | Low season | |
| 9° | 0° | 10d·60mm | 4h | 70% | 3 | Quiet | Shoulder | |
| 14° | 4° | 11d·70mm | 5h | 65% | 4 | Moderate | Shoulder | |
| 19° | 9° | 13d·100mm | 6h | 65% | 6 | Busy | Peak | |
| 22° | 12° | 14d·130mm | 6h | 65% | 7 | Busy | Peak | |
| 25° | 14° | 15d·150mm | 7h | 65% | 8 | Very busy | Peak | |
| 24° | 14° | 14d·130mm | 7h | 70% | 7 | Very busy | Peak | |
| September (Best) | 20° | 11° | 11d·90mm | 5h | 70% | 5 | Busy | Peak |
| 14° | 6° | 9d·60mm | 4h | 75% | 3 | Moderate | Shoulder | |
| 7° | 1° | 11d·70mm | 2h | 80% | 1 | Quiet | Low season | |
| 3° | -2° | 10d·60mm | 2h | 80% | 1 | Busy | Peak |
View Other Months
Salzburg September Hotel Picks
Frequently Asked Questions
Is September a good time to visit Salzburg?
Salzburg in September is very-high. Tourist crowds are busy and flight/hotel prices are peak.
What's the average temperature in Salzburg in September?
Salzburg September averages a high of 20°C and a low of 11°C.
Does it rain much in Salzburg in September?
Salzburg September averages 90mm of rainfall over about 11 rainy days.
What should I wear in Salzburg in September?
Pleasant autumn. Light jacket + jeans + sweater for evening.
What time are sunrise and sunset in Salzburg in September?
Salzburg September sunrise is 06:35 and sunset is 19:15, with 12h 40min of daylight.
What's the air quality like in Salzburg in September?
Salzburg September air quality (AQI) averages 42, rated Good. PM2.5 averages 15μg/m³.
What activities are recommended in Salzburg in September?
In September, Salzburg is great for Hallstatt autumn foliage, Sound of Music tour, Salzkammergut lakes.
Is September peak season in Salzburg?
Salzburg September crowds are busy and prices are peak. Advance reservations are strongly recommended.
Best Months to Visit Salzburg
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.