Portimão monthly weather averages

Average daytime temperature

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

Portimão average temperature chart (Celsius) Portimão average temperature chart (Fahrenheit)
Average monthly temperatures in Portimão (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 15.4 15.9 17.4 18.3 20.7 23.5 25.9 26.1 25.6 21.9 18.6 16.3
°F 59.8 60.7 63.3 65 69.3 74.2 78.7 79 78.1 71.5 65.5 61.3

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.

Portimão monthly rainfall chart (mm) Portimão monthly rainfall chart (inches)
Average monthly rainfall in Portimão (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 97 73 54 42 29 15 1 2 15 55 86 99
inches 3.8 2.9 2.1 1.7 1.1 0.6 0 0.1 0.6 2.1 3.4 3.9
Rainy days 9 11 7 9 5 2 1 1 3 8 10 11

Average annual rainfall in Portimão: 594.1mm (233.9 inches)

Average daily sunshine

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

Portimão average daily sunshine chart
Average daily sunshine Portimão
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.8 6.2 7.8 8.7 10.4 11.2 12.3 11.8 9.5 7.7 6.4 5.7

Day / night temperatures

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

Portimão average minimum / maximum temperatures (Celsius) Portimão average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Portimão (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 9 9.7 10.3 11.3 13.1 15.8 17.5 17.7 17.6 15.1 12.1 10.2
Max °C 15.6 16.1 17.6 18.5 20.9 23.7 26.2 26.3 25.8 22.1 18.8 16.4
Min °F 48.2 49.5 50.5 52.3 55.6 60.4 63.4 63.9 63.7 59.2 53.7 50.4
Max °F 54.1 55.2 57 58.8 62.6 67.5 71.2 71.6 71.1 65.5 59.7 55.9

Sea temperature

The graph below shows the average sea temperature.

Portimão average sea temperature chart (Celsius) Portimão average sea temperature chart (Fahrenheit)
Average sea temperature around Portimão in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 16.2 15.6 15.7 16.4 17.5 19.3 20.5 21 21 20.4 18.9 17.3
°F 61.2 60.1 60.3 61.5 63.6 66.8 68.8 69.9 69.9 68.6 66 63.2

Wind speed

The graph below shows the average wind speed.

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

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.

Portimão relative humidity averages
Average relative humidity in Portimão
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
79% 79% 73% 70% 67% 67% 63% 63% 67% 73% 77% 79%

Other monthly averages

UV index Best time to go?

Portimão weather stats

Portimão weather statistics
Hottest month: August 26.1°C 79°F
Driest month: July 1mm 0ins
Sunniest month: August 11.8hrs
Coldest month: January 15.4°C 59.7°F
Wettest month: December 99mm 3.9ins
Warmest sea: September 21°C 69.8°F
Map showing location of Portimão (37.13856, -8.53775) Portimão map pin © Google

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