Gastoúni monthly weather averages

Average daytime temperature

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

Gastoúni average temperature chart (Celsius) Gastoúni average temperature chart (Fahrenheit)
Average monthly temperatures in Gastoúni (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 13.9 14.3 16.1 19.1 23.7 27.8 30.5 30.7 28 23.3 18.9 15.3
°F 56.9 57.7 61 66.4 74.6 82.1 86.8 87.3 82.4 73.9 66.1 59.5

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.

Gastoúni monthly rainfall chart (mm) Gastoúni monthly rainfall chart (inches)
Average monthly rainfall in Gastoúni (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 123 102 74 48 23 6 6 9 29 117 147 158
inches 4.8 4 2.9 1.9 0.9 0.3 0.2 0.3 1.1 4.6 5.8 6.2
Rainy days 13 12 10 9 6 2 1 1 3 9 12 14

Average annual rainfall in Gastoúni: 898.967mm (353.9 inches)

Average daily sunshine

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

Gastoúni average daily sunshine chart
Average daily sunshine Gastoúni
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.1 5.8 7 8.3 10.3 12.5 14.3 13 10.5 7.7 5.8 4.9

Day / night temperatures

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

Gastoúni average minimum / maximum temperatures (Celsius) Gastoúni average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Gastoúni (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 5.8 6.1 7.3 9.5 12.9 16.3 18.5 18.8 16.8 13.3 10.3 7.4
Max °C 14.1 14.5 16.4 19.4 24 28.1 30.8 31 28.3 23.6 19.2 15.5
Min °F 42.4 43 45.1 49 55.1 61.3 65.2 65.8 62.2 55.9 50.5 45.2
Max °F 49.8 50.5 53.2 57.9 65.1 72 76.3 76.8 72.5 65.1 58.5 52.5

Sea temperature

The graph below shows the average sea temperature.

Gastoúni average sea temperature chart (Celsius) Gastoúni average sea temperature chart (Fahrenheit)
Average sea temperature around Gastoúni in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 15.9 15.2 15.2 16.1 18.8 22.4 24.8 26 25 22.8 20 17.5
°F 60.7 59.3 59.3 61 65.9 72.2 76.7 78.8 77 73 67.9 63.5

Wind speed

The graph below shows the average wind speed.

Gastoúni average winspeed by month (km/h) Gastoúni average winspeed by month (mph)
Average wind speed in Gastoúni (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 7 8 7 6 6 6 6 6 6 7 6 7
mph 4 5 5 4 4 4 4 4 4 4 4 4

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.

Gastoúni relative humidity averages
Average relative humidity in Gastoúni
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
76% 76% 74% 74% 70% 64% 61% 62% 67% 72% 77% 78%

Other monthly averages

UV index Best time to go?

Gastoúni weather stats

Gastoúni weather statistics
Hottest month: August 30.7°C 87.3°F
Driest month: July 6mm 0.2ins
Sunniest month: July 14.3hrs
Coldest month: January 13.9°C 57°F
Wettest month: December 158mm 6.2ins
Warmest sea: August 26°C 78.8°F
Map showing location of Gastoúni (37.85, 21.25) Gastoúni map pin © Google

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