Weather Comparison
Side-by-side weather comparison for September
| Metric | Venice | Vienna | Better |
|---|---|---|---|
| Average HighHigher is warmer | 12°C (54°F) | 20°C (68°F)▲ | Vienna |
| Average LowHigher is milder | 0°C (32°F) | 12°C (54°F)▲ | Vienna |
| Rain DaysFewer is drier | 4 days▲ | 9 days | Venice |
| PrecipitationLess is drier | 50 mm▲ | 72 mm | Venice |
| Sunshine HoursMore is sunnier | 4h/day | 9h/day▲ | Vienna |
| HumidityLower is more comfortable | 65% | 65% | Tie |
| UV IndexLower is safer | 6 | 6 | Tie |
| Wind SpeedCalmer is better | 15 km/h▲ | 18 km/h | Venice |
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 Venice sees 4 sunshine hours and 4 rain days.
Venice is on the cooler side at 12°C, requiring warmer clothing. Vienna is also comfortable at 20°C.
For travelers who prioritize dry weather, Venice is the stronger choice in September. Vienna receives 5 more hours of sunshine per day, which matters for sightseeing and outdoor activities.
Venice reaches an average high of 12°C (54°F) and drops to 0°C (32°F) at night during September. The daily temperature range is 12°C, meaning significant temperature swings between day and night.
Vienna averages 20°C (68°F) for the high and 12°C (54°F) for the low, with a daily range of 8°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.
Venice receives approximately 50 mm of rainfall across 4 rain days during September. Rain is occasional, so a light rain jacket should suffice.
Vienna sees 72 mm over 9 rain days. That makes Venice the drier option by 5 rain days and 22 mm of total precipitation.
Both cities share similar humidity levels at 65%.
Highs of 12°C, lows of 0°C, 4 rain days
Highs of 20°C, lows of 12°C, 9 rain days
The table below shows average high temperatures and rain days for every month. September is highlighted for quick reference.
| Month | Venice | Vienna | ||
|---|---|---|---|---|
| High | Rain | High | Rain | |
| Jan | 3°C | 3d | 3°C | 8d |
| Feb | 7°C | 3d | 6°C | 8d |
| Mar | 12°C | 4d | 10°C | 10d |
| Apr | 18°C | 5d | 16°C | 9d |
| May | 22°C | 6d | 20°C | 12d |
| Jun | 23°C | 6d | 24°C | 12d |
| Jul | 22°C | 6d | 26°C | 12d |
| Aug | 18°C | 5d | 26°C | 10d |
| Sep | 12°C | 4d | 20°C | 9d |
| Oct | 7°C | 3d | 15°C | 9d |
| Nov | 3°C | 3d | 9°C | 9d |
| Dec | 1°C | 3d | 4°C | 9d |
Venice Weather in September
Full forecast, packing tips, and activities
Vienna Weather in September
Full forecast, packing tips, and activities