Monthly weather forecast and climate
Bilbao, Spain

A bridge across the river connecting the old town of Bilbao, Spain
A bridge across the river connecting the old town of Bilbao, Spain
January, like December, is another mild winter month in Bilbao, Spain, with temperature in the range of an average low of 5.1°C (41.2°F) and an average high of 13.4°C (56.1°F). January is the coldest month, with an average high-temperature of 13.4°C (56.1°F) and an average low-temperature of 5.1°C (41.2°F). Weather in January »
The last month of the winter, February, is another mild month in Bilbao, Spain, with average temperature fluctuating between 14.3°C (57.7°F) and 5.1°C (41.2°F). In February, the average high-temperature is 14.3°C (57.7°F), and the average low-temperature is 5.1°C (41.2°F). Weather in February »

March, the first month of the spring, in Bilbao, is a comfortable month, with average temperature fluctuating between 6.4°C (43.5°F) and 16.5°C (61.7°F). The average high-temperature, in March, is 16.5°C (61.7°F), while the average low-temperature is 6.4°C (43.5°F). Weather in March »

April, the same as March, is a comfortable spring month in Bilbao, Spain, with average temperature ranging between min. 7.6°C (45.7°F) and max. 17.6°C (63.7°F). In April, in Bilbao, the average high-temperature is 17.6°C (63.7°F), and the average low-temperature is 7.6°C (45.7°F). Weather in April »

The last month of the spring, May, is a pleasant month in Bilbao, Spain, with average temperature varying between 20.8°C (69.4°F) and 10.6°C (51.1°F). In May, the average high-temperature is 20.8°C (69.4°F), and the average low-temperature is 10.6°C (51.1°F). Weather in May »

The first month of the summer, June, is a warm month in Bilbao, Spain, with average temperature varying between 13.4°C (56.1°F) and 23.4°C (74.1°F). In June, the average high-temperature is 23.4°C (74.1°F), and the average low-temperature is 13.4°C (56.1°F). Weather in June »

July, the same as June, is a warm summer month in Bilbao, Spain, with average temperature varying between 15.4°C (59.7°F) and 25.4°C (77.7°F). In Bilbao, the average high-temperature is 25.4°C (77.7°F), and the average low-temperature is 15.4°C (59.7°F). Weather in July »

The last month of the summer, August, is another warm month in Bilbao, Spain, with temperature in the range of an average low of 15.7°C (60.3°F) and an average high of 26°C (78.8°F). August is the warmest month, with an average high-temperature of 26°C (78.8°F) and an average low-temperature of 15.7°C (60.3°F). Weather in August »

The first month of the autumn, September, is also a warm month in Bilbao, Spain, with temperature in the range of an average low of 13.8°C (56.8°F) and an average high of 24.6°C (76.3°F). In Bilbao, the average high-temperature is 24.6°C (76.3°F), and the average low-temperature is 13.8°C (56.8°F). Weather in September »

October, like September, is a pleasant autumn month in Bilbao, Spain, with average temperature varying between 21.4°C (70.5°F) and 11.4°C (52.5°F). The average high-temperature, is 21.4°C (70.5°F), while the average low-temperature is 11.4°C (52.5°F). Weather in October »

The last month of the autumn, November, is also a comfortable month in Bilbao, Spain, with average temperature ranging between min. 8.2°C (46.8°F) and max. 16.6°C (61.9°F). The average high-temperature, in November, is 16.6°C (61.9°F), while the average low-temperature is 8.2°C (46.8°F). Weather in November »

The first month of the winter, December, is also a mild month in Bilbao, Spain, with average temperature ranging between min. 5.9°C (42.6°F) and max. 13.9°C (57°F). In December, in Bilbao, the average high-temperature is 13.9°C (57°F), and the average low-temperature is 5.9°C (42.6°F). Weather in December »

What is the coldest month in Bilbao?

The coldest month is January, with an average high-temperature of 13.4°C (56.1°F) and an average low-temperature of 5.1°C (41.2°F).

How much does it rain in Bilbao?

In Bilbao, during the entire year, the rain falls for 125 days and collects up to 1122mm (44.2") of precipitation.

What are the months with the lowest UV index in Bilbao?

January and December, with an average UV index of 1, are months with the lowest UV index in Bilbao, Spain.

When is the sea coldest in Bilbao?

February and March, with an average sea temperature of 12°C (53.6°F), are months with the coldest seawater. Swimming in 12°C (53.6°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

When are the longest days in Bilbao?

The month with the longest days in Bilbao, Spain, is June, with an average of 15.3h of daylight.

What is the month with the most sunshine in Bilbao?

June and July, with an average of 6h of sunshine, are months with the most sunshine.

When is the highest UV index in Bilbao?

June and July, with an average UV index of 8, are months with the highest UV index.

What is the driest month in Bilbao?

The month with the least rainfall is July when the rain falls for 7 days and typically collects 51mm (2") of precipitation.

What is the warmest month in Bilbao?

August is the warmest month in Bilbao, Spain, with an average high-temperature of 26°C (78.8°F) and an average low-temperature of 15.7°C (60.3°F).

What is the month with the warmest sea water in Bilbao?

The month with the warmest seawater in Bilbao is August, with an average sea temperature of 21°C (69.8°F). Swimming in 21°C (69.8°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

What is the wettest month in Bilbao?

The month with the most rainfall in Bilbao, Spain, is November when the rain falls for 13 days and typically aggregates up to 147mm (5.8") of precipitation.

What is the month with the shortest days in Bilbao?

With an average of 9h of daylight, December has the shortest days of the year.

What is the month with the least sunshine in Bilbao?

The month with the least sunshine is December, with an average of 2.5h of sunshine.
Average temperature - Bilbao, Spain
Average rainfall - Bilbao, Spain
Average rainfall days - Bilbao, Spain

Months with the highest number of rainy days are January, April and November (13 days).
Months with the lowest number of rainy days are June and July (7 days).

Average sea temperature - Bilbao, Spain
Average daylight / Average sunshine - Bilbao, Spain
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