July weather forecast
Barcelona, Spain

The artistic Park Gull designed by Gaudi in Barcelona, Spain
The artistic Park Gull designed by Gaudi in Barcelona, Spain

Weather in July

July, like June, in Barcelona, Spain, is another warm summer month, with an average temperature ranging between max 27.3°C (81.1°F) and min 21.5°C (70.7°F).

Temperature

In July, the average high-temperature is essentially the same as in June - a still warm 27.3°C (81.1°F). In Barcelona, Spain, the average low-temperature is 21.5°C (70.7°F).

Heat index

In July, the average heat index is evaluated at 29°C (84.2°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'feels like', 'real feel', or 'apparent temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is individual, with diverse people perceiving weather differently for numerous reasons (metabolic differences, differences in body mass, height, and shape, wind), and activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In July, the average relative humidity is 69%.

Rainfall

In Barcelona, in July, it is raining for 7.9 days, with typically 20mm (0.79") of accumulated precipitation. Throughout the year, in Barcelona, there are 117.9 rainfall days, and 435mm (17.13") of precipitation is accumulated.

Snowfall

In Barcelona, snow does not fall in March through August, October through December.

Sea temperature

In July, the average sea temperature in Barcelona is 23.9°C (75°F).
Note: For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 23.9°C (75°F).

Daylight

The average length of the day in July is 14h and 49min.
On the first day of the month, sunrise is at 06:21 and sunset at 21:28. On the last day of July, in Barcelona, sunrise is at 06:45 and sunset at 21:10 CEST.

Sunshine

The months with the most sunshine are June and July, with an average of 11.7h of sunshine.

UV index

The months with the highest UV index are June through September, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 6 in July transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in July in Barcelona?

In July, the average high-temperature is 27.3°C (81.1°F), and the average low-temperature is 21.5°C (70.7°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in July is evaluated at 29°C (84.2°F).

What is the average humidity in July in Barcelona?

In July, the average relative humidity in Barcelona, Spain, is 69%.

How much does it rain in Barcelona in July?

In Barcelona, Spain, during July, the rain falls for 7.9 days and regularly aggregates up to 20mm (0.79") of precipitation.

When it does not snow in Barcelona?

In Barcelona, Spain, snow does not fall in March through August, October through December.

What is the sea temperature in July in Barcelona?

In July, the average sea temperature in Barcelona is 23.9°C (75°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 23.9°C (75°F) water.

What is the average length of the day in July in Barcelona?

In July, the average day length in Barcelona is 14h and 49min.

When is the sunrise / sunset in July in Barcelona?

On the first day of July in Barcelona, Spain, sunrise is at 06:21 and sunset at 21:28. On the last day of the month, sunrise is at 06:45 and sunset at 21:10 CEST.

What are the months with the most sunshine in Barcelona?

June and July, with an average of 11.7h of sunshine, are months with the most sunshine.

How long on average sun shines in July in Barcelona?

In July, the average sunshine duration in Barcelona, Spain, is 11.7h.

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

June through September, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index reading in July in Barcelona?

In Barcelona, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover

Average temperature in July
Barcelona, Spain

Average temperature in July - Barcelona, Spain
  • Average high temperature in July: 27.3°C

The warmest month (with the highest average high temperature) is August (27.5°C).
The month with the lowest average high temperature is January (12.4°C).

  • Average low temperature in July: 21.5°C

The month with the highest average low temperature is August (22.1°C).
The coldest month (with the lowest average low temperature) is February (7.1°C).

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Average pressure in July
Barcelona, Spain

Average pressure in July - Barcelona, Spain
  • Average pressure in July: 1015.9mbar

The month with the highest atmospheric pressure is December (1020.7mbar).
The month with the lowest atmospheric pressure is April (1014.7mbar).

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Average wind speed in July
Barcelona, Spain

Average wind speed in July - Barcelona, Spain
  • Average wind speed in July: 9.6km/h

The windiest month (with the highest average wind speed) is March (12.1km/h).
The calmest month (with the lowest average wind speed) is August (9.3km/h).

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Average humidity in July
Barcelona, Spain

Average humidity in July - Barcelona, Spain
  • Average humidity in July: 69%

The months with the highest relative humidity are April and October (72%).
The months with the lowest relative humidity are February, June and November (68%).

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Average rainfall in July
Barcelona, Spain

Average rainfall in July - Barcelona, Spain
  • Average rainfall in July: 20mm

The wettest month (with the highest rainfall) is October (73mm).
The driest month (with the least rainfall) is February (16mm).

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Average rainfall days in July
Barcelona, Spain

Average rainfall days in July - Barcelona, Spain
  • Average rainfall days in July: 7.9 days

The month with the highest number of rainy days is September (13.8 days).
The month with the least rainy days is December (6.4 days).

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Average snowfall in July
Barcelona, Spain

Average snowfall in July - Barcelona, Spain
  • Average snowfall in July: 0mm

The months with the highest snowfall are January, February and September (1mm).
The months with the least snowfall are March, April, May, June, July, August, October, November and December (0mm).

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Average snowfall days in July
Barcelona, Spain

Average snowfall days in July - Barcelona, Spain
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, October, November and December (0 days).

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Average sea temperature in July
Barcelona, Spain

Average sea temperature in July - Barcelona, Spain
  • Average sea temperature in July: 23.9°C

The best month for swimming (with the highest average sea temperature) is August (25.3°C).
The coldest month (with the lowest average sea temperature) is February (13.1°C).

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Average daylight in July /
Average sunshine in July
Barcelona, Spain

Average daylight in July / Average sunshine in July - Barcelona, Spain
  • Average daylight in July: 14h and 49min

The month with the longest days is June (Average daylight: 15h and 7min).
The month with the shortest days is December (Average daylight: 9h and 15min).

  • Average sunshine in July: 11h and 42min

The months with the most sunshine are June and July (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in July
Barcelona, Spain

Average sunshine days in July - Barcelona, Spain
  • Average sunshine days in July: 20.2 days

The month with the most sunshine days is December (22.9 days).
The month with the least sunshine days is September (12.3 days).

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Average UV index in July
Barcelona, Spain

Average UV index in July - Barcelona, Spain
  • Average UV index in July: 6

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February and December (UV index 3).

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Average cloud cover in July
Barcelona, Spain

Average cloud cover in July - Barcelona, Spain
  • Average cloud cover in July: 16

The month with the most cloud cover is April (Cloud cover 31).
The month with the least cloud cover is July (Cloud cover 16).

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Average visibility in July
Barcelona, Spain

Average visibility in July - Barcelona, Spain
  • Average visibility in July: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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