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The weather in August in Barcelona

It's hot in August in Barcelona with an average temperature of 30°C. Temperatures this month range from a low of 28°C to a high of 31°C. At night, you can expect temperatures between 20°C and 24°C.

August is a good month to be in Barcelona for sunny weather. You’ll have high temperatures and not too much rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in August for Barcelona, Spain. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 36°C in 2022, Barcelona reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 22°C in 2014. The extreme nighttime temperatures ranged from a lowest recorded value of 14°C to a highest value of 27°C.

Water temperature

The water temperature at Barcelona is 28°C this month. Nice and warm for a swim.

Rainfall amount

In August, there is an average of 75 mm of precipitation, spread over 9 days. The wind speed is around 4 Bft, mostly coming from the South.

Daily weather in August for Barcelona

Click on any day in August to get detailed info about the usual weather on that day in Barcelona. Check out the historical temperatures and precipitation over the past 10 years on this day.

August weather comparison

  Barcelona New York
Average temperature 30°C 30°C
Max. temperature 31°C 31°C
Min. temperature 20°C -5°C
Total precipitation 75 mm 79 mm
Rainy days 9 days 13 days

Start of August

The month of August starts in Barcelona with hot temps, averaging around 31°C during the day and nights around 23°C.

Mid August

By mid-August, daytime temps drop to around 30°C, with nights around 23°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of August

By the end of August, the average daytime temperature in Barcelona is around 30°C, while nighttime temps are about 22°C. A shower might pop up, but overall, the weather will be dry and sunny.

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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.

Check out the climate of Barcelona for all months and discover the best travel time

Curious about the weather in other parts of Spain? Check out the climate and weather for spots like Ibiza, Majorca, Tenerife, or explore other destinations in Spain.

Temperature charts

These charts show the average temperatures in August in Barcelona, Spain. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in August in Barcelona

Temperature in August in Barcelona over the years

Precipitation charts

These charts show the average amount of precipitation in August in Barcelona, Spain. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in August in Barcelona

Total precipitation in August in Barcelona over the years

Daily UV index in August in Barcelona

This chart shows the average daily UV index in August in Barcelona, 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.

Weather experiences in August in Barcelona

The weather in August in Barcelona is rated 4 out of 5 stars by 1 visitor. Have you been to Barcelona? Share your weather experience to help other visitors.

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Weather experience:Good StarStarStarStar

Expect high heat and humidity all day. Ideal for beach days, but for some it can be exhausting. In the evening, it gets cozier.— This text is automatically translated to English

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Average weather in Barcelona by month

Click on a month below to see detailed weather info for Barcelona. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.