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Olhao weather in August 2025
Expect 29°C daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Olhao in August. Check more long-term weather averages for Olhao in August before you book your next holiday to Algarve in 2025/2026.
- 29°C max day temperature
29 - 11 hours of sunshine per day
- 1 day with some rainfall
1 - 17°C min night temperature
17 - 14 hours of daylight per day
14 - Moderate heat & humidity
M - 3 mm of monthly rainfall
3 - 9 (Very High) UV index
9 - 21°C sea temperature
21
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The August weather guide for Algarve (Olhao) 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 the Algarve
How hot is it in Olhao in August?
Daytime temperatures usually reach 29°C in Olhao in August with moderate heat and humidity, falling to 17°C at night.
How sunny is it in Olhao in August?
There are normally 11 hours of bright sunshine each day in Olhao in August - that's 83% of daylight hours.
How warm is the sea around Olhao in August?
The average sea temperature around Olhao in August is 21°C.
Does it ever rain in Olhao in August?
There is usually 1 day with some rain in Olhao in August and the average monthly rainfall is 3mm.
Olhao August sunrise & sunset times
Browse the sunrise and sunset times for Olhao in August 2025. Select a month to view Olhao sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Friday, 1st August 2025 | 05:37 | 19:38 |
| Saturday, 16th August 2025 | 05:49 | 19:22 |
| Sunday, 31st August 2025 | 06:01 | 19:01 |
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