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, the same as December, is a cool winter month in Bilbao, Spain, with average temperature varying between 10.8°C (51.4°F) and 6.8°C (44.2°F). January is the coldest month, with an average high-temperature of 10.8°C (51.4°F) and an average low-temperature of 6.8°C (44.2°F). Weather in January »

The last month of the winter, February, is also a fresh month in Bilbao, Spain, with average temperature ranging between min 6.5°C (43.7°F) and max 11.2°C (52.2°F). In February, the average high-temperature is practically the same as in January - a still fresh 11.2°C (52.2°F). Weather in February »

The first month of the spring, March, is a moderate month in Bilbao, Spain, with average temperature ranging between min 8°C (46.4°F) and max 13°C (55.4°F). In Bilbao, the average high-temperature is essentially the same as in February - a moderate 13°C (55.4°F). Weather in March »

April, like March, is another mild spring month in Bilbao, Spain, with average temperature ranging between max 15°C (59°F) and min 9.4°C (48.9°F). In April, the average high-temperature is practically the same as in March - a still moderate 15°C (59°F). Weather in April »

The last month of the spring, May, is an enjoyable month in Bilbao, Spain, with average temperature fluctuating between 17°C (62.6°F) and 11.3°C (52.3°F). In May, the average high-temperature is almost the same as in April - an enjoyable 17°C (62.6°F). Weather in May »

The first month of the summer, June, is a pleasant month in Bilbao, Spain, with average temperature varying between 20.3°C (68.5°F) and 14°C (57.2°F). In Bilbao, the average high-temperature marginally rises, from a comfortable 17°C (62.6°F) in May, to a pleasant 20.3°C (68.5°F). Weather in June »

July, like June, is an agreeable summer month in Bilbao, Spain, with average temperature ranging between max 22.6°C (72.7°F) and min 16.4°C (61.5°F). In Bilbao, the average high-temperature is essentially the same as in June - a still agreeable 22.6°C (72.7°F). Weather in July »

The last month of the summer, August, is a moderately hot month in Bilbao, Spain, with temperature in the range of an average low of 16.9°C (62.4°F) and an average high of 23.3°C (73.9°F). August is the warmest month, with an average high-temperature of 23.3°C (73.9°F) and an average low-temperature of 16.9°C (62.4°F). Weather in August »

The first month of the autumn, September, is still a pleasant month in Bilbao, Spain, with average temperature fluctuating between 15.7°C (60.3°F) and 21.6°C (70.9°F). In Bilbao, the average high-temperature in September is relatively the same as in August - an agreeable 21.6°C (70.9°F). Weather in September »

October, like September, in Bilbao, Spain, is another comfortable autumn month, with average temperature fluctuating between 19.3°C (66.7°F) and 13.4°C (56.1°F). In Bilbao, the average high-temperature is relatively the same as in September - a comfortable 19.3°C (66.7°F). Weather in October »

The last month of the autumn, November, is also a moderate month in Bilbao, Spain, with temperature in the range of an average high of 14.5°C (58.1°F) and an average low of 10.4°C (50.7°F). In November, the average high-temperature slightly decreases, from a comfortable 19.3°C (66.7°F) in October, to a moderate 14.5°C (58.1°F). Weather in November »

The first month of the winter, December, is also a fresh month in Bilbao, Spain, with average temperature varying between 8.1°C (46.6°F) and 12.2°C (54°F). In December, the average high-temperature is essentially the same as in November - a fresh 12.2°C (54°F). Weather in December »

What is the coldest month in Bilbao?

The coldest month in Bilbao is January, with an average high-temperature of 10.8°C (51.4°F) and an average low-temperature of 6.8°C (44.2°F).

How much does it rain in Bilbao?

Throughout the year, in Bilbao, there are 198.1 rainfall days, and 634mm (24.96") of precipitation is accumulated.

When does it snow in Bilbao?

January through March and December are months with snowfall in Bilbao, Spain.

How many days does it snow in Bilbao?

In Bilbao, during the entire year, snow falls for 2.4 days, and aggregates up to 20mm (0.79") of snow.

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

January through April, November and December, with an average maximum UV index of 3, are months with the lowest UV index.

What is the snowiest month in Bilbao?

The month with the most snowfall is February when snow falls for 1.2 days and typically aggregates up to 12mm (0.47") of snow.

What are the months with the coldest sea water in Bilbao?

Months with the coldest seawater are February and March, with an average sea temperature of 12°C (53.6°F).

When it does not snow in Bilbao?

In Bilbao snow does not fall in April through November.

What are the most humid months in Bilbao?

May and June, with an average relative humidity of 79%, are most humid months.

What is the month with the highest UV index in Bilbao?

Months with the highest UV index in Bilbao, Spain, are May through September, with an average maximum UV index of 5.

When are the longest days in Bilbao?

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

What month has the most sunshine in Bilbao?

July has the most sunshine of the year in Bilbao, with an average of 9.5h of sunshine.

What is the warmest month in Bilbao?

August is the warmest month in Bilbao, with an average high-temperature of 23.3°C (73.9°F) and an average low-temperature of 16.9°C (62.4°F).

When is the sea warmest in Bilbao?

With an average sea temperature of 21°C (69.8°F), August is the month with the warmest seawater.

What is the driest month in Bilbao?

September is the month with the least rainfall. Rain falls for 14 days and accumulates 31mm (1.22") of precipitation.

What is the least humid month in Bilbao?

The least humid month is October, with an average relative humidity of 73%.

What is the rainiest month in Bilbao?

The month with the most rainfall in Bilbao is November when the rain falls for 18.4 days and typically aggregates up to 103mm (4.06") of precipitation.

What is the month with the least sunshine in Bilbao?

With an average of 5.2h of sunshine, November has the least sunshine of the year in Bilbao, Spain.

What is the month with the shortest days in Bilbao?

The month with the shortest days is December, with an average of 9h of daylight.
Average humidity - Bilbao, Spain
Average rainfall - Bilbao, Spain
Average rainfall days - Bilbao, Spain

The month with the highest number of rainy days is January (18.6 days).
The month with the least rainy days is October (12.7 days).

Average snowfall - Bilbao, Spain

The month with the highest snowfall is February (12mm).
Months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days - Bilbao, Spain

The month with the highest number of snowfall days is February (1.2 days).
Months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average sea temperature - Bilbao, Spain

The best month for swimming (with the highest average sea temperature) is August (21°C).
The coldest months (with the lowest average sea temperature) are February and March (12°C).

Average daylight / Average sunshine - Bilbao, Spain
Average UV index - Bilbao, Spain

Months with the highest UV index are May, June, July, August and September (UV index 5).
Months with the lowest UV index are January, February, March, April, November and December (UV index 3).