Aveiro weather in May
May in Aveiro: nice, a little rain — one of the best months to visit.
#1 of 12 months in Aveiro · #15 of 897 destinations to visit in May · comfort 95/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Aveiro in May
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Aveiro climate normals — May
| Daytime high | 23°C / 73°F | 😎 nice |
|---|---|---|
| Nighttime low | 14°C / 57°F | |
| Rainfall | 38 mm / 1.5 in | 🌦 some rain |
| Rainy days | 7 days | |
| Humidity | 69% | 💧 humid |
| Dew point | 12°C / 54°F | |
| Sunshine | 12 h/day | |
| Daylight | 14.5 h | |
| Wind | 23 km/h / 14 mph | |
| Air quality (US AQI) | 52 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Aveiro in May — FAQ
- Is May a good time to visit Aveiro?
- May in Aveiro: nice, a little rain — one of the best months to visit. It ranks #1 of 12 months for Aveiro on SeasonMap's comfort score (95/100).
- What is the weather like in Aveiro in May?
- In May, Aveiro averages a daily high of 22.7°C and a low of 13.7°C, with about 38.2 mm of rain over roughly 7.4 rainy days.
- What is the air quality in Aveiro in May?
- Aveiro has a mean US Air Quality Index of about 52 in May.