Porto monthly weather averages

Contents

Average daytime temperature

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

Porto average temperature chart (Celsius) Porto average temperature chart (Fahrenheit)
Average monthly temperatures in Porto (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 32 30.6 30.3 30.6 30.9 31.3 31.7 32.3 33.1 33.5 33.1 32.6
°F 89.7 87.1 86.5 87.1 87.6 88.3 89.1 90.1 91.6 92.2 91.6 90.7

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.

Porto monthly rainfall chart (mm) Porto monthly rainfall chart (inches)
Average monthly rainfall in Porto (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 217 276 407 354 245 60 45 9 11 17 35 96
inches 8.6 10.9 16 13.9 9.6 2.4 1.8 0.4 0.4 0.7 1.4 3.8
Rainy days 25 27 30 29 30 21 18 10 9 6 8 13

Average annual rainfall in Porto: 1724.833mm (679.1 inches)

Average daily sunshine

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

Porto average daily sunshine chart
Average daily sunshine Porto
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.3 5.7 5.3 6 7.2 8.8 9.5 10 9.5 9 8.8 7.4

Day / night temperatures

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

Porto average minimum / maximum temperatures (Celsius) Porto average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Porto (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 23 22 22.8 22.8 22.7 21.9 21.5 22.1 22.9 23.3 23.5 23.4
Max °C 32.3 30.9 30.5 30.8 31.1 31.5 32 32.5 33.4 33.7 33.4 32.9
Min °F 73.3 71.5 73 73 72.9 71.4 70.6 71.8 73.1 73.9 74.2 74
Max °F 81.7 79.5 79.9 80.2 80.4 80.1 80.1 81.1 82.6 83.3 83.1 82.6

Sea temperature

The graph below shows the average sea temperature.

Porto average sea temperature chart (Celsius) Porto average sea temperature chart (Fahrenheit)
Average sea temperature around Porto in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 27.9 28.2 28.5 28.6 28.5 28.1 27.4 27 26.8 26.9 27.2 27.6
°F 82.2 82.8 83.2 83.6 83.2 82.5 81.4 80.5 80.2 80.5 81 81.7

Wind speed

The graph below shows the average wind speed.

Porto average winspeed by month (km/h) Porto average winspeed by month (mph)
Average wind speed in Porto (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 9 7 6 5 6 7 8 11 13 13 13 12
mph 5 5 4 3 4 4 5 7 8 8 8 7

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.

Porto relative humidity averages
Average relative humidity in Porto
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
78% 82% 84% 85% 83% 77% 71% 69% 65% 66% 67% 70%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Porto weather stats

Porto weather statistics
Hottest month: October 33.5°C 92.3°F
Driest month: August 9mm 0.4ins
Sunniest month: August 10hrs
Coldest month: February 30.6°C 87.1°F
Wettest month: March 407mm 16ins
Warmest sea: April 28.6°C 83.5°F
Map showing location of Porto (-3.89333, -42.71) Porto map pin © Google

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