Costa da Caparica weather in August
August in Costa da Caparica: warm, dry, with clean air — one of the best months to visit.
#2 of 12 months in Costa da Caparica · #111 of 897 destinations to visit in August · comfort 91/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Costa da Caparica in August
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Costa da Caparica climate normals — August
| Daytime high | 26°C / 79°F | 🌤 warm |
|---|---|---|
| Nighttime low | 18°C / 65°F | |
| Rainfall | 1 mm / 0 in | ☀️ dry |
| Rainy days | 0 days | |
| Humidity | 73% | 💧 humid |
| Dew point | 16°C / 61°F | |
| Sunshine | 12.1 h/day | |
| Daylight | 13.6 h | |
| Wind | 25 km/h / 15 mph | |
| Air quality (US AQI) | 37 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Costa da Caparica in August — FAQ
- Is August a good time to visit Costa da Caparica?
- August in Costa da Caparica: warm, dry, with clean air — one of the best months to visit. It ranks #2 of 12 months for Costa da Caparica on SeasonMap's comfort score (91/100).
- What is the weather like in Costa da Caparica in August?
- In August, Costa da Caparica averages a daily high of 25.9°C and a low of 18.3°C, with about 1.2 mm of rain over roughly 0.4 rainy days.
- What is the air quality in Costa da Caparica in August?
- Costa da Caparica has a mean US Air Quality Index of about 37 in August.