5-day weather forecast Barcelona 21-07-2026

Weather forecast Barcelona Tuesday, July 21 21.07.2026: sunny, temperature from 27 °C to 30 °C.

Precipitation probability 8%. Wind up to 4.39 m/s (gusts 5.06 m/s). Air humidity 42–70%, atmospheric pressure 760–762 mm Hg, UV index up to 8.4.

Sunrise 06:36
Sunset 21:19

First Quarter53% illuminated
Moonrise 14:41 · Moonset 00:28

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← Mon, Jul 20

Tue, Jul 21, 2026

Forecast from 27 °C to 30 °C and precipitation

Temperature & Precipitation
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Temperature (°C)	28	28	28	27	27	27	27	27	27	28	29	30	30	30	30	30	30	29	29	29	28	28	28	28
Precipitation (mm/hr)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Cloud cover (%)	17	4	3	13	9	29	44	31	46	46	29	46	41	46	46	28	17	13	17	8	5	11	10	3
Rain chance (%)	5	4	4	6	6	7	8	6	7	6	3	4	3	4	4	3	2	2	2	2	2	2	1	1

Wind speed and direction

Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Wind (m/s)	2.81	1	2.19	0.39	0.81	1	1.81	1	1.5	2.11	2.19	3.19	4	4	3.89	4.39	4.19	3.89	2	3	1.31	1.31	1.5	1.19
Wind gust (m/s)	3.92	1.64	3.25	0.58	1.22	1.61	2.92	1.53	2.06	2.78	2.75	3.92	4.83	4.61	4.5	5.06	4.83	4.5	2.31	3.44	1.58	1.69	2.08	1.83
Wind direction (°)	NE 40°	ENE 67°	S 183°	SSE 151°	SW 236°	N 2°	ENE 58°	ESE 105°	E 84°	E 85°	E 93°	E 92°	E 96°	ESE 109°	SE 124°	ESE 123°	ESE 123°	ESE 109°	SSE 147°	ESE 121°	SSE 160°	ENE 66°	NNE 14°	NW 321°

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Humidity (%)	64	62	65	70	70	69	65	64	63	57	50	45	43	44	45	48	49	50	48	48	47	45	43	42

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Pressure (mm Hg)	760	760	761	761	761	761	761	761	761	761	761	761	761	761	762	761	761	761	761	761	762	761	762	762

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	0	0	0.4	1.3	2.8	4.8	6.6	8	8.4	7	7	7	7	7	7	7	0	0

← Mon, Jul 20

Tue, Jul 21, 2026

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Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.

Learn more about our methodology →