5-day weather forecast Barcelona 09-08-2026

Weather forecast Barcelona Sunday, August 9 09.08.2026: sunny, temperature from 28 °C to 32 °C.

Precipitation probability 8%. Wind up to 3.5 m/s (gusts 4.03 m/s). Air humidity 49–66%, atmospheric pressure 761–762 mm Hg, UV index up to 8.4.

Weather Alerts

Hide alerts

ModerateAug 6, 11:33 AM — Aug 8, 08:59 PMTranslate with Google

Moderate high-temperature warning. Prelitoral de Barcelona

Moderate high-temperature warning

Maximum temperature: 36 ºC.

Be aware, keep up to date with the latest weather forecast. Moderate damages to people and properties may occur, especially to those vulnerable or in exposed areas.

5 days at a glance — tap a day to open it

Sunrise 06:54
Sunset 20:59

Waning Crescent9% illuminated
Moonrise 02:09 · Moonset 18:33

Chart

Table

← Sat, Aug 8

Sun, Aug 9, 2026

Mon, Aug 10 →

Forecast from 28 °C to 32 °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)	29	29	29	29	29	29	28	28	28	29	30	30	31	31	32	32	32	32	32	31	31	30	30	30
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 (%)	46	44	45	20	6	4	0	2	0	5	2	6	5	0	0	1	1	1	1	2	2	0	0	0
Rain chance (%)	8	8	7	5	5	4	4	4	4	4	3	3	2	2	2	2	2	2	2	2	2	3	3	3

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)	2.89	3.11	1.61	1.89	2.5	1.39	1	1.11	0.81	1.11	1.61	2	2.19	2.5	2.81	3.11	3.39	3.31	3.39	3.5	3.19	2.89	2	1.11
Wind gust (m/s)	3.78	3.97	2.11	2.53	3.31	1.92	1.39	1.53	1.06	1.33	1.86	2.31	2.53	2.89	3.22	3.58	3.92	3.81	3.92	4.03	3.89	3.67	2.61	1.47
Wind direction (°)	S 187°	SW 234°	WSW 241°	SW 230°	WSW 248°	W 263°	SSW 206°	S 191°	S 184°	S 185°	S 187°	S 178°	SSE 168°	S 170°	SSE 168°	SSE 167°	S 177°	S 181°	S 185°	S 182°	S 185°	SSW 209°	SW 218°	SSW 199°

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 (%)	66	66	65	65	66	65	64	66	66	63	59	55	53	52	50	49	49	49	50	52	55	57	58	60

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)	761	761	761	761	761	761	761	761	761	761	761	762	761	761	761	761	761	761	761	761	761	761	761	761

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	0.3	1.1	2.6	4.6	6.6	8	8.4	7.7	6.1	4	2.1	0.8	0.2	0	0	0

Air quality & pollen

Air quality
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
PM2.5 (µg/m³)	8	8.2	8.7	10	9.7	9.4	9.4	10.6	11.6	10.7	8.2	8.3	8.3	8.3	8.2	8.2	8.2	8.3	8.3	8.3	8.5	8.5	8.6	8.7
PM10 (µg/m³)	15.5	15.8	15.7	15.7	15.7	16.2	17.3	17.6	18.7	16.4	15.3	15.4	14.4	14.1	12.1	10.6	10.5	10.4	10.5	10.8	11.4	12.8	13.8	15.9
Ozone (O₃) (µg/m³)	60	54	46	45	44	41	39	32	30	53	65	70	89	95	97	104	100	100	95	90	83	73	69	66
NO₂ (µg/m³)	24.4	24.9	26.9	26.8	27	30	28.5	31.5	36.4	26.4	18.3	14.3	11.8	9	7.4	6.4	6.5	7.3	9.4	13.1	18	25.3	30.6	36
SO₂ (µg/m³)	2.1	2	2.1	2.5	2.7	3	3.4	3.9	3.8	3.4	3	2.4	1.8	1.5	1.2	1.1	1.1	1.1	1.3	1.6	1.8	2.3	2.6	2.8
CO (µg/m³)	138	138	135	138	141	144	147	151	154	155	145	138	131	126	124	123	122	121	122	124	125	128	135	140

← Sat, Aug 8

Sun, Aug 9, 2026

Mon, Aug 10 →

Barcelona on the map

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 →