Bilbao monthly weather averages

Average daytime temperature

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

Bilbao average temperature chart (Celsius) Bilbao average temperature chart (Fahrenheit)
Average monthly temperatures in Bilbao (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 11.3 12.6 14.1 15.6 18.5 21.6 24.3 24.2 23.4 19.8 14.8 12
°F 52.4 54.7 57.3 60 65.2 70.8 75.7 75.6 74.1 67.7 58.6 53.6

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.

Bilbao monthly rainfall chart (mm) Bilbao monthly rainfall chart (inches)
Average monthly rainfall in Bilbao (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 123 102 95 121 90 63 51 82 71 107 142 129
inches 4.9 4 3.7 4.8 3.6 2.5 2 3.2 2.8 4.2 5.6 5.1
Rainy days 18 16 16 18 16 12 11 12 12 14 17 18

Average daily sunshine

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

Bilbao average daily sunshine chart
Average daily sunshine Bilbao
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2.8 3.6 4.2 4.4 5.6 6.4 7 6.4 5.7 4.6 3.4 2.6

Day / night temperatures

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

Bilbao average minimum / maximum temperatures (Celsius) Bilbao average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Bilbao (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 4.1 4.4 4.9 6.6 9.1 11.8 14.1 14.2 12.8 10.4 6.9 5.1
Max °C 11.5 12.8 14.3 15.8 18.7 21.8 24.5 24.5 23.7 20.1 15 12.2
Min °F 39.4 39.9 40.8 43.9 48.4 53.2 57.4 57.5 55 50.6 44.3 41.1
Max °F 46 47.5 49.3 52.2 57 62.2 66.7 66.7 64.8 59.4 51.6 47.5

Sea temperature

The graph below shows the average sea temperature.

Bilbao average sea temperature chart (Celsius) Bilbao average sea temperature chart (Fahrenheit)
Average sea temperature around Bilbao in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 12.9 12.5 12.6 13.2 15.2 18.4 20.8 21.7 20.5 18.1 15.6 13.8
°F 55.3 54.5 54.6 55.8 59.4 65 69.4 71.1 69 64.6 60.1 56.9

Wind speed

The graph below shows the average wind speed.

Bilbao average winspeed by month (km/h) Bilbao average winspeed by month (mph)
Average wind speed in Bilbao (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 13 14 13 14 13 12 11 11 10 11 12 13
mph 8 9 8 9 8 7 7 7 7 7 7 8

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.

Bilbao relative humidity averages
Average relative humidity in Bilbao
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
75% 72% 71% 73% 72% 73% 73% 74% 74% 74% 76% 76%

Other monthly averages

UV index Best time to go?

Bilbao weather stats

Bilbao weather statistics
Hottest month: July 24.3°C 75.7°F
Driest month: July 51mm 2ins
Sunniest month: July 7hrs
Coldest month: January 11.3°C 52.3°F
Wettest month: November 142mm 5.6ins
Warmest sea: August 21.7°C 71.1°F
Map showing location of Bilbao (43.26271, -2.92528)

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