Weather In Portugal In October 2024 In Degrees. October in portugal welcomes the full onset of the autumn season, with temperatures continuing to drop and rainfall steadily increasing. However, because of the increase in rainfall, expect more.
Hourly week 10 days 14 days 30 days year. In october in algarve, the average air temperature ranges from 23 °c (73 °f) during the day to 15 °c (58 °f) at night.