Mamaia weather in December
December in Mamaia: cold, a little rain, with clean air — one of the weakest months to visit.
#11 of 12 months in Mamaia · #822 of 897 destinations to visit in December · comfort 42/100 (tier F)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Mamaia in December
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Mamaia climate normals — December
| Daytime high | 9°C / 48°F | 🧥 cold |
|---|---|---|
| Nighttime low | 4°C / 39°F | |
| Rainfall | 40 mm / 1.6 in | 🌦 some rain |
| Rainy days | 8 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | 3°C / 38°F | |
| Sunshine | 4.7 h/day | |
| Daylight | 8.9 h | |
| Wind | 19 km/h / 12 mph | |
| Snowfall | 2.3 cm / 0.9 in | |
| Air quality (US AQI) | 32 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Mamaia in December — FAQ
- Is December a good time to visit Mamaia?
- December in Mamaia: cold, a little rain, with clean air — one of the weakest months to visit. It ranks #11 of 12 months for Mamaia on SeasonMap's comfort score (42/100).
- What is the weather like in Mamaia in December?
- In December, Mamaia averages a daily high of 9°C and a low of 3.8°C, with about 40 mm of rain over roughly 8.4 rainy days.
- What is the air quality in Mamaia in December?
- Mamaia has a mean US Air Quality Index of about 32 in December.
- Does it snow in Mamaia in December?
- Mamaia sees roughly 2.3 cm of snowfall in December.