Mykonos weather in May
May in Mykonos: nice, dry, with very humid — an excellent time to visit.
#5 of 12 months in Mykonos · #294 of 604 destinations to visit in May · comfort 82/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Mykonos climate normals — May
| Daytime high | 20°C / 68°F | 😎 nice |
|---|---|---|
| Nighttime low | 17°C / 63°F | |
| Feels like (high) | 20°C / 68°F | |
| Rainfall | 5 mm / 0.2 in | ☀️ dry |
| Rainy days | 2 days | |
| Humidity | 78% | 💦 very humid |
| Dew point | 14°C / 58°F | |
| Sunshine | 12.5 h/day | |
| Daylight | 14.2 h | |
| Wind | 28 km/h / 18 mph | |
| Air quality (US AQI) | 52 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Mykonos?
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Mykonos in May — FAQ
- Is May a good time to visit Mykonos?
- May in Mykonos: nice, dry, with very humid — an excellent time to visit. It ranks #5 of 12 months for Mykonos on SeasonMap's comfort score (82/100).
- What is the weather like in Mykonos in May?
- In May, Mykonos averages a daily high of 20°C and a low of 17°C, with about 5.4 mm of rain over roughly 2 rainy days.
- What is the air quality in Mykonos in May?
- Mykonos has a mean US Air Quality Index of about 52 in May.