Zagreb vs Vienna

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 Zagreb sees 9 sunshine hours and 10 rain days.

Zagreb sits in the comfortable travel range at 22°C. Vienna is also comfortable at 20°C.

For travelers who prioritize dry weather, Vienna is the stronger choice in September.

Zagreb reaches an average high of 22°C (72°F) and drops to 13°C (55°F) at night during September. The daily temperature range is 9°C, meaning moderate variation throughout the day.

Vienna averages 20°C (68°F) for the high and 12°C (54°F) for the low, with a daily range of 8°C. The 2°C difference is noticeable but not dramatic.

Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in September.

Zagreb receives approximately 96 mm of rainfall across 10 rain days during September. You can expect rain roughly every other day.

Vienna sees 72 mm over 9 rain days. That makes Vienna the drier option by 1 rain day and 24 mm of total precipitation.

Both cities share similar humidity levels at 65%.