Weather Comparison
Side-by-side weather comparison for September
| Metric | Vienna | Salzburg | Better |
|---|---|---|---|
| Average HighHigher is warmer | 20°C (68°F)▲ | 12°C (54°F) | Vienna |
| Average LowHigher is milder | 12°C (54°F)▲ | 0°C (32°F) | Vienna |
| Rain DaysFewer is drier | 9 days | 4 days▲ | Salzburg |
| PrecipitationLess is drier | 72 mm | 50 mm▲ | Salzburg |
| Sunshine HoursMore is sunnier | 9h/day▲ | 4h/day | Vienna |
| HumidityLower is more comfortable | 65% | 65% | Tie |
| UV IndexLower is safer | 6 | 6 | Tie |
| Wind SpeedCalmer is better | 18 km/h | 15 km/h▲ | Salzburg |
Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Vienna edges ahead as the better destination in September. Vienna offers 9 hours of daily sunshine with only 9 rain days, while Salzburg sees 4 sunshine hours and 4 rain days.
Vienna sits in the comfortable travel range at 20°C. Salzburg is cooler at 12°C.
For travelers who prioritize dry weather, Salzburg is the stronger choice in September. Vienna receives 5 more hours of sunshine per day, which matters for sightseeing and outdoor activities.
Vienna reaches an average high of 20°C (68°F) and drops to 12°C (54°F) at night during September. The daily temperature range is 8°C, meaning moderate variation throughout the day.
Salzburg averages 12°C (54°F) for the high and 0°C (32°F) for the low, with a daily range of 12°C. There is a notable 8°C gap between the two cities, so expect a very different feel.
Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in September.
Vienna receives approximately 72 mm of rainfall across 9 rain days during September. You can expect rain roughly every other day.
Salzburg sees 50 mm over 4 rain days. That makes Salzburg the drier option by 5 rain days and 22 mm of total precipitation.
Both cities share similar humidity levels at 65%.
Highs of 20°C, lows of 12°C, 9 rain days
Highs of 12°C, lows of 0°C, 4 rain days
The table below shows average high temperatures and rain days for every month. September is highlighted for quick reference.
| Month | Vienna | Salzburg | ||
|---|---|---|---|---|
| High | Rain | High | Rain | |
| Jan | 3°C | 8d | 2°C | 3d |
| Feb | 6°C | 8d | 6°C | 3d |
| Mar | 10°C | 10d | 12°C | 4d |
| Apr | 16°C | 9d | 17°C | 5d |
| May | 20°C | 12d | 22°C | 6d |
| Jun | 24°C | 12d | 23°C | 6d |
| Jul | 26°C | 12d | 22°C | 6d |
| Aug | 26°C | 10d | 17°C | 5d |
| Sep | 20°C | 9d | 12°C | 4d |
| Oct | 15°C | 9d | 6°C | 3d |
| Nov | 9°C | 9d | 2°C | 3d |
| Dec | 4°C | 9d | 0°C | 3d |
Vienna Weather in September
Full forecast, packing tips, and activities
Salzburg Weather in September
Full forecast, packing tips, and activities