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Santorini Monthly Climate Averages
Santorini is situated in Mediterranean climate zone that typically has warm or hot summer with mild rains and soft but rainy winter.
To help you choose the best time to travel, you can find climate data below on the weather in Santorini .
Month | t°C day |
t°C night |
mm rain |
daylight |
January | +14.3 | +9.5 | 69 | 10.4h |
February | +14.5 | +9.3 | 54 | 11.3h |
March | +15.6 | +10.2 | 47 | 12.4h |
April | +18.6 | +12.4 | 18 | 13.7h |
May | +22 | +15.6 | 9 | 14.7h |
June | +25.8 | +19.5 | 2 | 15.2h |
July | +26.9 | +21.9 | 1 | 14.9h |
August | +26.7 | +22 | 2 | 14h |
September | +24.8 | +19.9 | 7 | 12.8h |
October | +21.8 | +16.9 | 35 | 11.6h |
November | +18.7 | +13.6 | 53 | 10.6h |
December | +15.8 | +10.9 | 70 | 10.1h |
The best weather conditions for the beach leisure in Santorini are typically June, July, August, September. Best season with the soft weather for the sightseeing and long walks are April, May, June, September, October, November.
Temperature in Santorini
The table shows that the hottest months in Santorini are July and August, during which the average daytime temperature reaches +26.9°C and the nighttime temperature falls to +21.9°C.
The coldest months are January and February, when the daily average temperature falls to +14.3°C, and drops to +9.5°C during the night.
Most booked hotels in Santorini
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Sea temperature
The month with the highest average monthly temperature in the Aegean Sea on the beaches of Santorini is August with 25 degrees.
The coldest water can be found in February — 15degrees C.
Precipitation
The largest amount of precipitation falls on average in December and January, up to 70mm, and the least in July and August — up to 1mm.