Warm
Average highs sit around 28°C, giving warm days by monthly-average standards.
August verdict
Lisbon, Portugal in August
Weather score84Very good
Very good for holiday weather
Average highs sit around 28°C, giving warm days by monthly-average standards. Sunshine averages 11h per day, so bright days are a strong part of the month. Rainfall averages 5mm, which is relatively low for holiday planning.
August weather
Monthly averages
Temp
28°C
Rain
5mm
Sun
11h
Sea
19°C
Weather score
84
Very good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 5mm, which is relatively low for holiday planning.
Bright
Sunshine averages 11h per day, so bright days are a strong part of the month.
Cool sea
Sea temperatures average 19°C, so the water can feel cool.
Map
Weather map
Compare Lisbon, Portugal with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August28°C average high
August is one of Lisbon's warmest months, with daytime heat above the yearly average.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
August5mm average rain
August is one of Lisbon's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsMay to September
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August11 hours average sun
August is one of Lisbon's sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
August19°C average sea
August is one of Lisbon's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJune to October
Sea temperatures are usually near 18°C in this stretch, so swimming comfort is at its strongest.
Weather score
August84 weather score
August is one of Lisbon's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJune to September
These months have the strongest weather score in the monthly averages.
Hotels in Lisbon, Portugal
Marriott
Lisbon Marriott HotelLisbon, Portugal
Sheraton Lisboa Hotel & SpaLisbon, Portugal
The Ivens, Autograph CollectionLisbon, Portugal
Altis Belém Hotel & Spa, a Member of Design Hotels™Lisbon, Portugal
Memmo Principe Real, Lisbon, a Member of Design Hotels™Lisbon, Portugal
Moxy Lisboa OrienteLisbon, Portugal