Cagliari weather in May
May in Cagliari: nice, a little rain — an excellent time to visit.
#6 of 12 months in Cagliari · #415 of 897 destinations to visit in May · comfort 83/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Cagliari in May
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Cagliari climate normals — May
| Daytime high | 23°C / 74°F | 😎 nice |
|---|---|---|
| Nighttime low | 14°C / 57°F | |
| Rainfall | 54 mm / 2.1 in | 🌦 some rain |
| Rainy days | 8 days | |
| Humidity | 72% | 💧 humid |
| Dew point | 13°C / 56°F | |
| Sunshine | 12 h/day | |
| Daylight | 14.3 h | |
| Wind | 19 km/h / 12 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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Cagliari in May — FAQ
- Is May a good time to visit Cagliari?
- May in Cagliari: nice, a little rain — an excellent time to visit. It ranks #6 of 12 months for Cagliari on SeasonMap's comfort score (83/100).
- What is the weather like in Cagliari in May?
- In May, Cagliari averages a daily high of 23.4°C and a low of 14°C, with about 54.4 mm of rain over roughly 7.6 rainy days.
- What is the air quality in Cagliari in May?
- Cagliari has a mean US Air Quality Index of about 52 in May.