5-day weather forecast Barcelona 31-08-2026
Weather forecast Barcelona Monday, August 31 31.08.2026: sunny, temperature from 24 °C to 29 °C.
Precipitation probability 4%. Wind up to 4.61 m/s (gusts 9.61 m/s). Air humidity 52–66%, atmospheric pressure 762–764 mm Hg, UV index up to 7.
Weather Alerts
Hide alertsModerate 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 07:16
Sunset 20:26
Sunset 20:26
Waning Gibbous80% illuminated
Moonrise 21:41 · Moonset 10:39
Moonrise 21:41 · Moonset 10:39
Chart
Table
Mon, Aug 31, 2026
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 27 °C | 3% | 1% | 56% | 762 mm Hg | WSW 246° 2.61 (4.19) m/s | 0 |
| 01:00 | Clear | 26 °C | 3% | 5% | 57% | 762 mm Hg | WSW 250° 2.19 (3.42) m/s | 0 |
| 02:00 | Clear | 26 °C | 3% | 2% | 58% | 762 mm Hg | WSW 251° 1.19 (2.11) m/s | 0 |
| 03:00 | Clear | 26 °C | 2% | 5% | 52% | 762 mm Hg | WSW 251° 0.89 (1.03) m/s | 0 |
| 04:00 | Clear | 25 °C | 2% | 5% | 53% | 762 mm Hg | WNW 294° 0.19 (1) m/s | 0 |
| 05:00 | Clear | 25 °C | 4% | 0% | 63% | 763 mm Hg | E 87° 1.31 (1.72) m/s | 0 |
| 06:00 | Clear | 25 °C | 3% | 5% | 59% | 762 mm Hg | WSW 246° 0.69 (0.92) m/s | 0 |
| 07:00 | Clear | 25 °C | 4% | 5% | 61% | 762 mm Hg | W 266° 0.31 (0.61) m/s | 0 |
| 08:00 |  Sunny | 24 °C | 4% | 5% | 64% | 764 mm Hg | NE 41° 2 (2.53) m/s | 6 |
| 09:00 | Sunny | 25 °C | 4% | 5% | 60% | 763 mm Hg | E 92° 0.69 (0.72) m/s | 7 |
| 10:00 | Sunny | 26 °C | 3% | 5% | 59% | 763 mm Hg | SE 128° 1.39 (5.39) m/s | 7 |
| 11:00 | Sunny | 27 °C | 3% | 5% | 57% | 764 mm Hg | ESE 109° 1.5 (4.5) m/s | 7 |
| 12:00 | Sunny | 28 °C | 3% | 5% | 55% | 763 mm Hg | SE 143° 2.5 (6.5) m/s | 7 |
| 13:00 | Sunny | 28 °C | 3% | 5% | 54% | 763 mm Hg | SSE 147° 3.11 (7.11) m/s | 7 |
| 14:00 | Sunny | 29 °C | 2% | 0% | 52% | 763 mm Hg | SSE 162° 4.5 (7.5) m/s | 7 |
| 15:00 | Sunny | 28 °C | 4% | 5% | 61% | 763 mm Hg | SSE 150° 4.61 (9.61) m/s | 7 |
| 16:00 | Sunny | 28 °C | 3% | 1% | 61% | 763 mm Hg | SE 146° 3.89 (6.89) m/s | 7 |
| 17:00 | Sunny | 28 °C | 2% | 0% | 52% | 763 mm Hg | SSE 166° 3.81 (6.81) m/s | 7 |
| 18:00 | Sunny | 28 °C | 2% | 0% | 53% | 763 mm Hg | S 174° 4.31 (8.31) m/s | 7 |
| 19:00 | Sunny | 28 °C | 2% | 0% | 55% | 763 mm Hg | S 177° 3.69 (3.92) m/s | 7 |
| 20:00 | Sunny | 27 °C | 3% | 0% | 59% | 763 mm Hg | S 189° 3.61 (4.5) m/s | 7 |
| 21:00 | Clear | 27 °C | 4% | 0% | 63% | 763 mm Hg | SSW 192° 3.11 (4.22) m/s | 0 |
| 22:00 | Clear | 26 °C | 4% | 0% | 65% | 764 mm Hg | S 190° 2.31 (3) m/s | 0 |
| 23:00 | Clear | 26 °C | 4% | 3% | 66% | 764 mm Hg | S 189° 1.69 (2.03) m/s | 0 |
Mon, Aug 31, 2026
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.