Mykonos weather in December
December in Mykonos: cool, a little rain, with clean air — a good time to visit.
#11 of 12 months in Mykonos · #398 of 604 destinations to visit in December · comfort 62/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Mykonos climate normals — December
| Daytime high | 16°C / 61°F | 🙂 cool |
|---|---|---|
| Nighttime low | 14°C / 56°F | |
| Feels like (high) | 13°C / 55°F | |
| Rainfall | 67 mm / 2.6 in | 🌦 some rain |
| Rainy days | 11 days | |
| Humidity | 76% | 💦 very humid |
| Dew point | 11°C / 52°F | |
| Sunshine | 7.6 h/day | |
| Daylight | 9.6 h | |
| Wind | 35 km/h / 22 mph | |
| Air quality (US AQI) | 38 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Mykonos in December — FAQ
- Is December a good time to visit Mykonos?
- December in Mykonos: cool, a little rain, with clean air — a good time to visit. It ranks #11 of 12 months for Mykonos on SeasonMap's comfort score (62/100).
- What is the weather like in Mykonos in December?
- In December, Mykonos averages a daily high of 16°C and a low of 13.6°C, with about 66.7 mm of rain over roughly 11 rainy days.
- What is the air quality in Mykonos in December?
- Mykonos has a mean US Air Quality Index of about 38 in December.