Santorini monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Santorini

Santorini average temperature chart (Celsius) Santorini average temperature chart (Fahrenheit)
Average monthly temperatures in Santorini (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 13.9 14.1 15.5 18.7 22.3 26.3 27.6 27.3 25.2 21.6 18.6 15.6
°F 57.1 57.3 59.9 65.6 72.1 79.4 81.7 81.1 77.3 70.9 65.4 60.1

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Santorini monthly rainfall chart (mm) Santorini monthly rainfall chart (inches)
Average monthly rainfall in Santorini (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 114 81 66 28 14 4 1 1 14 61 69 103
inches 4.5 3.2 2.6 1.1 0.6 0.1 0 0 0.5 2.4 2.7 4
Rainy days 11 10 8 5 3 1 1 1 1 4 8 12

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Santorini

Santorini average daily sunshine chart
Average daily sunshine Santorini
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 4.6 5.3 6.9 8.8 11 13.5 14.2 13.3 11.1 7.8 5.9 4.8

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Santorini average minimum / maximum temperatures (Celsius) Santorini average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Santorini (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 8.8 8.8 9.8 12.2 15.2 19.1 21.7 21.6 19.5 16.3 13.1 10.7
Max °C 14.1 14.2 15.7 18.9 22.5 26.5 27.8 27.4 25.3 21.8 18.7 15.8
Min °F 47.8 47.8 49.6 53.9 59.3 66.4 71 70.9 67.1 61.3 55.6 51.2
Max °F 52.5 52.7 54.9 59.9 65.8 73 76.5 76.1 72.3 66.2 60.6 55.8

Sea temperature

The graph below shows the average sea temperature.

Santorini average sea temperature chart (Celsius) Santorini average sea temperature chart (Fahrenheit)
Average sea temperature around Santorini in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 16.3 15.7 15.7 16.5 18.7 21.8 23.7 24.6 23.8 22 19.6 17.5
°F 61.3 60.2 60.2 61.7 65.7 71.2 74.7 76.3 74.9 71.6 67.3 63.6

Wind speed

The graph below shows the average wind speed.

Santorini average winspeed by month (km/h) Santorini average winspeed by month (mph)
Average wind speed in Santorini (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 16 17 15 12 10 10 14 14 13 13 13 16
mph 10 10 9 8 7 7 9 9 8 8 8 10

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Santorini relative humidity averages
Average relative humidity in Santorini
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
71% 70% 70% 66% 65% 61% 61% 63% 66% 70% 72% 72%
Santorini

Other monthly averages

UV index Best time to go?

Santorini weather stats

Santorini weather statistics
Hottest month: July 27.6°C 81.7°F
Driest month: July 1mm 0ins
Sunniest month: July 14.2hrs
Coldest month: January 13.9°C 57°F
Wettest month: January 114mm 4.5ins
Warmest sea: August 24.6°C 76.3°F
Map showing location of Santorini (36.388604, 25.459644)

Top Greece locations

Change units