5-day weather forecast Barcelona Oct 31, 2026
20°Weather forecast Barcelona Saturday Oct 31, 2026: sunny, temperature from 14 °C to 20 °C.
Precipitation probability 21%. Wind up to 5.81 m/s (gusts 10.81 m/s). Air humidity 46–84%, atmospheric pressure 766–768 mm Hg, UV index up to 2.9.
5 days at a glance — tap a day to open it
Sunrise 07:21
Sunset 17:47
Sunset 17:47
Last Quarter61% illuminated
Moonrise 22:03 · Moonset 12:58
Moonrise 22:03 · Moonset 12:58
Chart
TableForecast from 14 °C to 20 °C and precipitation
Cloud cover and precipitation probability
Wind speed and direction
Air humidity
Atmospheric pressure
Ultraviolet index
Air quality & pollen
Air quality is available for the first three days only.
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.