Santorini vs Mykonos

Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Santorini edges ahead as the better destination in January. Santorini offers 8 hours of daily sunshine with only 10 rain days, while Mykonos sees 8 sunshine hours and 11 rain days.

Santorini is on the cooler side at 13°C, requiring warmer clothing. Mykonos is cooler at 13°C.

For travelers who prioritize dry weather, Santorini is the stronger choice in January.

Santorini reaches an average high of 13°C (55°F) and drops to 11°C (52°F) at night during January. The daily temperature range is 2°C, meaning relatively stable temperatures from day to night.

Mykonos averages 13°C (55°F) for the high and 10°C (50°F) for the low, with a daily range of 3°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 January.

Santorini receives approximately 60 mm of rainfall across 10 rain days during January. You can expect rain roughly every other day.

Mykonos sees 75 mm over 11 rain days. That makes Santorini the drier option by 1 rain day and 15 mm of total precipitation.

Both cities share similar humidity levels at 65%.