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Estoril weather in August 2025
Expect 27°C daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Estoril in August. Check more long-term weather averages for Estoril in August before you book your next holiday to Portugal in 2025/2026.
- 27°C max day temperature
27 - 11 hours of sunshine per day
- 2 days with some rainfall
2 - 17°C min night temperature
17 - 14 hours of daylight per day
14 - Low heat & humidity
L - 8 mm of monthly rainfall
8 - 8 (Very High) UV index
8 - 19°C sea temperature
19
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The August weather guide for Portugal (Estoril) 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.
Metric (°C / mm) | Imperial (°F / inches)
More about Portugal
How hot is it in Estoril in August?
Daytime temperatures usually reach 27°C in Estoril in August with low heat and humidity, falling to 17°C at night.
How sunny is it in Estoril in August?
There are normally 11 hours of bright sunshine each day in Estoril in August - that's 79% of daylight hours.
How warm is the sea around Estoril in August?
The average sea temperature around Estoril in August is 19°C.
Does it ever rain in Estoril in August?
There are usually 2 days with some rain in Estoril in August and the average monthly rainfall is 8mm.
Estoril August sunrise & sunset times
Browse the sunrise and sunset times for Estoril in August 2025. Select a month to view Estoril sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Friday, 1st August 2025 | 05:39 | 19:48 |
| Saturday, 16th August 2025 | 05:53 | 19:30 |
| Sunday, 31st August 2025 | 06:06 | 19:09 |
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