Barcelona in August
The weather in August
In August, Barcelona averages daytime highs of 29° and night-time lows of 22° — hot weather by day. Expect around 54 mm of precipitation spread over about 8 wet days, with average cloud cover near 20%.
Temperatures are much the same as in July, and September is cooler again by about 2.9°. The sea averages 25°, comfortably warm for swimming.
August scores 65/100 — good conditions for sightseeing — and ranks 11th of the twelve months for Barcelona. For the most comfortable weather, consider April, June and November instead.
Around the middle of the month the sun rises at 07:01 and sets at 20:53 local time, giving 13 h 52 min of daylight. Days shorten by 72 minutes over the month.
Why 65/100?
How the score for August is builtBeach score this month: 86/100 (adds sea temperature and heat).
Comfort peaks for daytime highs between 18° and 25°C (64–77°F).
Festivals in Barcelona in August
- Festa Major de GràciaBarcelona
Only the month is given: the exact dates change from year to year.
Around Barcelona this month
Spain's best in August
Las Palmas de Gran Canaria
San Cristóbal de La Laguna
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Barcelona in August: quick answers
Is August a good time to visit Barcelona?
August scores 65/100 for Barcelona, which we rate as good. Average highs are 29°C with 8 wet days.
How warm is Barcelona in August?
Daytime highs average 29°C and night-time lows 22°C in August.
Does it rain a lot in Barcelona in August?
Barcelona receives about 54 mm of precipitation in August, falling on around 8 days.
Can you swim in Barcelona in August?
The sea averages 25°C in August, warm enough for most swimmers.