Porto vs Madrid

Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Madrid edges ahead as the better destination in December. Madrid offers 7 hours of daily sunshine with only 7 rain days, while Porto sees 6 sunshine hours and 13 rain days.

Porto is on the cooler side at 14°C, requiring warmer clothing. Madrid is cooler at 10°C.

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

Porto reaches an average high of 14°C (57°F) and drops to 7°C (45°F) at night during December. The daily temperature range is 7°C, meaning relatively stable temperatures from day to night.

Madrid averages 10°C (50°F) for the high and 2°C (36°F) for the low, with a daily range of 8°C. The 4°C difference is noticeable but not dramatic.

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

Porto receives approximately 171 mm of rainfall across 13 rain days during December. You can expect rain roughly every other day.

Madrid sees 44 mm over 7 rain days. That makes Madrid the drier option by 6 rain days and 127 mm of total precipitation.

Both cities share similar humidity levels at 65%.