Heraklion weather in December
December in Heraklion: nice, a little rain, with clean air — a good time to visit.
#10 of 12 months in Heraklion · #307 of 604 destinations to visit in December · comfort 69/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Heraklion climate normals — December
| Daytime high | 17°C / 63°F | 😎 nice |
|---|---|---|
| Nighttime low | 11°C / 52°F | |
| Feels like (high) | 16°C / 61°F | |
| Rainfall | 52 mm / 2 in | 🌦 some rain |
| Rainy days | 11 days | |
| Humidity | 84% | 💦 very humid |
| Dew point | 12°C / 53°F | |
| Sunshine | 8.1 h/day | |
| Daylight | 9.8 h | |
| Wind | 13 km/h / 8 mph | |
| Air quality (US AQI) | 35 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Heraklion in December — FAQ
- Is December a good time to visit Heraklion?
- December in Heraklion: nice, a little rain, with clean air — a good time to visit. It ranks #10 of 12 months for Heraklion on SeasonMap's comfort score (69/100).
- What is the weather like in Heraklion in December?
- In December, Heraklion averages a daily high of 17°C and a low of 11°C, with about 51.9 mm of rain over roughly 11 rainy days.
- What is the air quality in Heraklion in December?
- Heraklion has a mean US Air Quality Index of about 35 in December.