Climate at a glance · Mykonos
Annual mean19°day and night
Precipitation338 mma year
Warmest monthJulyavg high 29°
Coldest monthFebruaryavg low 11°
Average temperature by month
High · lowJanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation by month
338 mm a yearJanFebMarAprMayJunJulAugSepOctNovDec
Monthly averages
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high | 15° | 14° | 16° | 19° | 22° | 27° | 29° | 29° | 26° | 22° | 20° | 16° |
| Avg low | 12° | 11° | 11° | 14° | 17° | 22° | 24° | 24° | 22° | 19° | 16° | 13° |
| Precip, mm | 56 | 38 | 36 | 36 | 16 | 5 | 5 | 3 | 4 | 24 | 51 | 64 |
| Wet days | 10 | 6 | 8 | 5 | 3 | 1 | 0 | 1 | 1 | 3 | 7 | 9 |
| Sunshine | 7.4 h | 8.6 h | 10 h | 11.3 h | 12.4 h | 13.8 h | 13.7 h | 12.9 h | 11.7 h | 9.9 h | 8.6 h | 7.7 h |
| Humidity | 70% | 68% | 66% | 69% | 68% | 65% | 62% | 66% | 65% | 69% | 72% | 72% |
| Sea temperature | 16° | 16° | 16° | 17° | 18° | 21° | 24° | 25° | 24° | 21° | 20° | 18° |
| Daylight | 9 h 55 | 10 h 49 | 11 h 58 | 13 h 11 | 14 h 11 | 14 h 42 | 14 h 27 | 13 h 34 | 12 h 25 | 11 h 13 | 10 h 10 | 9 h 38 |
| UV index (clear sky) | 3 | 5 | 7 | 9 | 11 | 11 | 11 | 10 | 8 | 6 | 4 | 3 |
5-year averages (2021–2025) · Open-Meteo historical weather (ERA5)
37.4450°N, 25.3290°E