Climate at a glance · Santorini
Annual mean68°day and night
Precipitation9.61 ina year
Warmest monthJulyavg high 86°
Coldest monthFebruaryavg low 52°
Average temperature by month
High · lowJanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation by month
9.61 in a yearJanFebMarAprMayJunJulAugSepOctNovDec
Monthly averages
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high | 61° | 59° | 61° | 68° | 73° | 82° | 86° | 86° | 81° | 73° | 68° | 63° |
| Avg low | 54° | 52° | 54° | 59° | 64° | 72° | 77° | 77° | 73° | 66° | 63° | 57° |
| Precip, in | 1.65 | 1.38 | 1.30 | 0.51 | 0.63 | 0.20 | 0.04 | 0.12 | 0.20 | 0.39 | 0.83 | 2.36 |
| Wet days | 9 | 7 | 7 | 5 | 4 | 1 | 0 | 1 | 1 | 2 | 4 | 9 |
| Sunshine | 7.9 h | 8.8 h | 10 h | 11.3 h | 12.4 h | 13.8 h | 13.5 h | 12.9 h | 11.8 h | 10.1 h | 9 h | 8.2 h |
| Humidity | 67% | 65% | 65% | 66% | 66% | 62% | 59% | 64% | 63% | 66% | 69% | 70% |
| Sea temperature | 64° | 63° | 63° | 64° | 67° | 72° | 76° | 79° | 76° | 72° | 70° | 67° |
| Daylight | 10 h 00 | 10 h 52 | 11 h 59 | 13 h 08 | 14 h 07 | 14 h 36 | 14 h 21 | 13 h 30 | 12 h 24 | 11 h 15 | 10 h 15 | 9 h 44 |
| UV index (clear sky) | 4 | 5 | 7 | 10 | 11 | 11 | 11 | 10 | 8 | 6 | 4 | 3 |
5-year averages (2021–2025) · Open-Meteo historical weather (ERA5)
36.3932°N, 25.4615°E