Mamaia weather in May
May in Mamaia: nice, a little rain, with clean air — an excellent time to visit.
#5 of 12 months in Mamaia · #542 of 897 destinations to visit in May · comfort 80/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Mamaia in May
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Mamaia climate normals — May
| Daytime high | 20°C / 68°F | 😎 nice |
|---|---|---|
| Nighttime low | 13°C / 55°F | |
| Rainfall | 37 mm / 1.5 in | 🌦 some rain |
| Rainy days | 8 days | |
| Humidity | 70% | 💧 humid |
| Dew point | 11°C / 51°F | |
| Sunshine | 12.2 h/day | |
| Daylight | 14.8 h | |
| Wind | 18 km/h / 11 mph | |
| Air quality (US AQI) | 46 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Mamaia in May — FAQ
- Is May a good time to visit Mamaia?
- May in Mamaia: nice, a little rain, with clean air — an excellent time to visit. It ranks #5 of 12 months for Mamaia on SeasonMap's comfort score (80/100).
- What is the weather like in Mamaia in May?
- In May, Mamaia averages a daily high of 20.2°C and a low of 12.7°C, with about 37.2 mm of rain over roughly 8.4 rainy days.
- What is the air quality in Mamaia in May?
- Mamaia has a mean US Air Quality Index of about 46 in May.