Weather Comparison
Side-by-side weather comparison for September
| Metric | Rome | Dubrovnik | Better |
|---|---|---|---|
| Average HighHigher is warmer | 25°C (77°F)▲ | 24°C (75°F) | Rome |
| Average LowHigher is milder | 16°C (61°F) | 18°C (64°F)▲ | Dubrovnik |
| Rain DaysFewer is drier | 9 days | 9 days | Tie |
| PrecipitationLess is drier | 81 mm▲ | 140 mm | Rome |
| Sunshine HoursMore is sunnier | 11h/day | 11h/day | Tie |
| HumidityLower is more comfortable | 65% | 65% | Tie |
| UV IndexLower is safer | 6 | 6 | Tie |
| Wind SpeedCalmer is better | 14 km/h▲ | 15 km/h | Rome |
Rome and Dubrovnik are closely matched in September. Neither city has a clear advantage across all metrics. Your decision should come down to personal preference, cultural interests, and travel logistics rather than weather alone.
Rome sits in the comfortable travel range at 25°C. Dubrovnik is also comfortable at 24°C.
For travelers who prioritize dry weather, both cities are equally dry in September.
Rome reaches an average high of 25°C (77°F) and drops to 16°C (61°F) at night during September. The daily temperature range is 9°C, meaning moderate variation throughout the day.
Dubrovnik averages 24°C (75°F) for the high and 18°C (64°F) for the low, with a daily range of 6°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.
Rome receives approximately 81 mm of rainfall across 9 rain days during September. You can expect rain roughly every other day.
Dubrovnik sees 140 mm over 9 rain days. Both cities are equally rainy this month.
Both cities share similar humidity levels at 65%.
Highs of 25°C, lows of 16°C, 9 rain days
Highs of 24°C, lows of 18°C, 9 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 | Rome | Dubrovnik | ||
|---|---|---|---|---|
| High | Rain | High | Rain | |
| Jan | 12°C | 9d | 11°C | 11d |
| Feb | 12°C | 9d | 11°C | 11d |
| Mar | 15°C | 9d | 14°C | 11d |
| Apr | 18°C | 11d | 17°C | 13d |
| May | 22°C | 9d | 21°C | 10d |
| Jun | 27°C | 5d | 26°C | 8d |
| Jul | 30°C | 4d | 28°C | 6d |
| Aug | 31°C | 4d | 29°C | 6d |
| Sep | 25°C | 9d | 24°C | 9d |
| Oct | 21°C | 11d | 20°C | 11d |
| Nov | 16°C | 12d | 16°C | 14d |
| Dec | 12°C | 11d | 12°C | 13d |
Rome Weather in September
Full forecast, packing tips, and activities
Dubrovnik Weather in September
Full forecast, packing tips, and activities