Rome vs Barcelona

Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Rome edges ahead as the better destination in July. Rome offers 14 hours of daily sunshine with only 4 rain days, while Barcelona sees 13 sunshine hours and 5 rain days.

Rome can feel quite hot at 30°C, so plan for heat. Barcelona is also comfortable at 27°C.

For travelers who prioritize dry weather, Rome is the stronger choice in July. Rome receives 1 more hour of sunshine per day, which matters for sightseeing and outdoor activities.

Rome reaches an average high of 30°C (86°F) and drops to 19°C (66°F) at night during July. The daily temperature range is 11°C, meaning moderate variation throughout the day.

Barcelona averages 27°C (81°F) for the high and 20°C (68°F) for the low, with a daily range of 7°C. The 3°C difference is noticeable but not dramatic.

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

Rome receives approximately 22 mm of rainfall across 4 rain days during July. Rain is occasional, so a light rain jacket should suffice.

Barcelona sees 24 mm over 5 rain days. That makes Rome the drier option by 1 rain day and 2 mm of total precipitation.

Both cities share similar humidity levels at 65%.