Weather Comparison
Side-by-side weather comparison for September
| Metric | Vienna | Budapest | Better |
|---|---|---|---|
| Average HighHigher is warmer | 20°C (68°F) | 21°C (70°F)▲ | Budapest |
| Average LowHigher is milder | 12°C (54°F) | 12°C (54°F) | Tie |
| Rain DaysFewer is drier | 9 days | 8 days▲ | Budapest |
| PrecipitationLess is drier | 72 mm | 57 mm▲ | Budapest |
| Sunshine HoursMore is sunnier | 9h/day | 9h/day | Tie |
| HumidityLower is more comfortable | 65% | 65% | Tie |
| UV IndexLower is safer | 6 | 6 | Tie |
| Wind SpeedCalmer is better | 18 km/h | 15 km/h▲ | Budapest |
Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Budapest edges ahead as the better destination in September. Budapest offers 9 hours of daily sunshine with only 8 rain days, while Vienna sees 9 sunshine hours and 9 rain days.
Vienna sits in the comfortable travel range at 20°C. Budapest is also comfortable at 21°C.
For travelers who prioritize dry weather, Budapest is the stronger choice in September.
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.
Budapest averages 21°C (70°F) for the high and 12°C (54°F) for the low, with a daily range of 9°C. The two cities feel quite similar in terms of temperature.
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.
Budapest sees 57 mm over 8 rain days. That makes Budapest the drier option by 1 rain day and 15 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 21°C, lows of 12°C, 8 rain days
Pack for both: light layers, a light jacket for evenings, sunscreen, a packable rain jacket, an umbrella. These items are useful in either destination during September.
The table below shows average high temperatures and rain days for every month. September is highlighted for quick reference.
| Month | Vienna | Budapest | ||
|---|---|---|---|---|
| High | Rain | High | Rain | |
| Jan | 3°C | 8d | 3°C | 8d |
| Feb | 6°C | 8d | 6°C | 8d |
| Mar | 10°C | 10d | 11°C | 8d |
| Apr | 16°C | 9d | 17°C | 9d |
| May | 20°C | 12d | 21°C | 12d |
| Jun | 24°C | 12d | 25°C | 11d |
| Jul | 26°C | 12d | 27°C | 10d |
| Aug | 26°C | 10d | 27°C | 8d |
| Sep | 20°C | 9d | 21°C | 8d |
| Oct | 15°C | 9d | 16°C | 8d |
| Nov | 9°C | 9d | 9°C | 9d |
| Dec | 4°C | 9d | 4°C | 8d |
Vienna Weather in September
Full forecast, packing tips, and activities
Budapest Weather in September
Full forecast, packing tips, and activities