Portugal weather in August 2024

Expect 28°C daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Portugal in August. Check more long-term weather averages for Portugal in August before you book your next holiday to Portugal in 2024/2025.

  • 28°C maximum daytime temperature in August in Portugal (Lisbon)28
    28°C max day temperature
  • 11 hours of sunshine per day
  • 2 days with some rainfall in August in Portugal (Lisbon)2
    2 days with some rainfall
  • 18°C minimum night-time temperature in August in Portugal (Lisbon)18
    18°C min night temperature
  • 14 hours of daylight per day in August in Portugal (Lisbon)14
    14 hours of daylight per day
  • Moderate heat & humidity in August in Portugal (Lisbon)M
    Moderate heat & humidity
  • 5 mm monthly rainfall in August in Portugal (Lisbon)5
    5 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Portugal (Lisbon)8
    8 (Very High) UV index
  • 19°C sea temperature in August in Portugal (Lisbon)19
    19°C sea temperature

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The August weather guide for Portugal (Lisbon) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Portugal destinations

Below are average maximum temperatures at popular destinations in Portugal in August. Select a destination to see more weather parameters.

All Portugal regions

All Portugal destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Portugal

How hot is it in Portugal in August?

Daytime temperatures usually reach 28°C in Lisbon, Portugal in August with moderate heat and humidity, falling to 18°C at night.

How sunny is it in Portugal in August?

There are normally 11 hours of bright sunshine each day in Lisbon, Portugal in August - that's 80% of daylight hours.

How warm is the sea around Portugal in August?

The average sea temperature around Lisbon, Portugal in August is 19°C.

Does it ever rain in Portugal in August?

There are usually 2 days with some rain in Lisbon, Portugal in August and the average monthly rainfall is 5mm.

Portugal August sunrise & sunset times

Browse the sunrise and sunset times for Portugal in August 2024. Select a month to view Portugal sunrise and sunset times for the next 12 months. The Portugal sunrise and sunset times shown below are for Lisbon.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st August 2024 06:38 20:47
Friday, 16th August 2024 06:52 20:29
Saturday, 31st August 2024 07:05 20:08

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