Temperatures in August
It's warm in August in Bilbao with an average temperature of 27°C. Temperatures this month range from a low of 24°C to a high of 30°C. At night, you can expect temperatures between 16°C and 18°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Bilbao in August. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of August
The month of August starts in Bilbao with hot temperatures, averaging around 28°C during the day and nights close to 18°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Since temperatures can differ between day and night, it’s a good idea to dress in layers.
Mid-August
By mid-August, the average daytime temperature drops to around 27°C, with nights close to 17°C. Not much precipitation expected during this period. It’s mostly dry with sunshine.
Temperatures vary between day and night, so it’s smart to wear layers.
End of August
By the end of August, the average daytime temperature in Bilbao will be around 28°C, with nights close to 18°C. A shower might show up, but overall the weather will be dry and sunny.
As it gets cooler in the evening, it’s best to wear layers.
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Precipitation in August
In August, there is an average of 41 mm of precipitation, spread over 7 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
The average precipitation chance is 23% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in August for Bilbao. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Bilbao in August |
London | ||
|---|---|---|---|
 Average Temperature |
27°C | 22°C | |
 High Temp |
30°C | 24°C | |
| Low Temp |
24°C | 19°C | |
 Total Precipitation |
41 mm | 60 mm | |
| Rainy Days |
7 days | 10 days | |
July
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is August a good time to visit Bilbao?
Want nice weather? Then August is a great time to be in Bilbao. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for Bilbao in August
With 45°C, Bilbao hit the highest temperature in the last 10 years in August 2023. The lowest daytime temperature in this month was 19°C in 2020. The extreme night temperatures ranged from a low of 5°C to a high of 23°C.
Check out the climate of Bilbao for all months and discover the best travel time
Curious about the climate in other parts of Spain? Check out the weather and climate in places like Ibiza, Majorca, Tenerife, or have a look at other destinations in Spain.
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Daily Temperature in August in Bilbao
This chart shows the average daily temperatures, both day and night, for each day in August in Bilbao, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in August in Bilbao
The chart below shows the average daily precipitation in August for Bilbao, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for August, you can expect around 7 days of rain in Bilbao.
Daily UV Index in August in Bilbao
This chart shows the average daily UV index in August in Bilbao, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Bilbao Over the Years
This chart shows the average temperature in August in Bilbao, measured in degrees Celsius, over the past years.
Total Precipitation in August in Bilbao Over the Years
This chart shows the average precipitation in August in Bilbao, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in August for Bilbao
Click on a specific day in August for detailed info on the typical weather on that day in Bilbao. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Bilbao
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Average Weather in Bilbao by Month
Click on a month below to see detailed weather info for Bilbao. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
