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Bilbao Weather and Climate: A Comprehensive Guide

Bilbao has an oceanic climate which means that it has mild winters and warm summers. Bilbao doesn’t enjoy the same climate as the rest of Spain with average temperatures in summer (June-August) ranging between 13°C and 25°C. This makes the city a lot cooler as other Spanish cities. The average rainfall is also higher and it has fewer sunshine hours.

Average maximum day and minimum night temperature

Visitors to Bilbao can expect significant temperature changes throughout the year. Average daytime temperatures reach a comfortable 24°C in August. In February, the coolest month of the year, temperatures drop to a moderate 13°C.

At night, you can expect cooler temperatures, with averages dropping to around 6°C during this month. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Bilbao is known for its substantial rainfall, with annual precipitation reaching 1199 mm. Bilbao can be quite wet during November, receiving approximately 146 mm of precipitation over 17 rainy days.

In contrast August, experiences much drier conditions, with 64 mm of rainfall, spread across 12 rainy days. For more details, please visit our Bilbao Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Bilbao can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 6.3 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.6 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Forecast for Bilbao

Sat   Dec 21
14°C | 6°C
NW 4 m/s
overcast and no rain

overcast and no rain

Sun   Dec 22
16°C | 11°C
NW 6 m/s
7.9 mm
overcast and heavy rain

overcast and heavy rain

Mon   Dec 23
13°C | 10°C
NW 6 m/s
6.6 mm
broken clouds and rain

broken clouds and rain

The best time of year to visit Bilbao in Spain

During the months of June, July, August and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which is the warmest month in Bilbao?
    August has an average maximum temperature of 24°C and is the warmest month of the year.
  • Which is the coldest month in Bilbao?
    The coldest month is February with an average maximum temperature of 13°C.
  • Which is the wettest month in Bilbao?
    November tops the wettest month list with 146 mm of rainfall.
  • Which is the driest month in Bilbao?
    August is the driest month with 64 mm of precipitation.
  • Which is the sunniest month in Bilbao?
    July is the sunniest month with an average of 188 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.