Ericeira weather in September
September in Ericeira: nice, a little rain, with clean air — an excellent time to visit.
#4 of 12 months in Ericeira · #411 of 897 destinations to visit in September · comfort 84/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Ericeira in September
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Ericeira climate normals — September
| Daytime high | 22°C / 72°F | 😎 nice |
|---|---|---|
| Nighttime low | 18°C / 64°F | |
| Rainfall | 45 mm / 1.8 in | 🌦 some rain |
| Rainy days | 5 days | |
| Humidity | 84% | 💦 very humid |
| Dew point | 17°C / 62°F | |
| Sunshine | 10.4 h/day | |
| Daylight | 12.4 h | |
| Wind | 20 km/h / 12 mph | |
| Air quality (US AQI) | 43 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Ericeira in September — FAQ
- Is September a good time to visit Ericeira?
- September in Ericeira: nice, a little rain, with clean air — an excellent time to visit. It ranks #4 of 12 months for Ericeira on SeasonMap's comfort score (84/100).
- What is the weather like in Ericeira in September?
- In September, Ericeira averages a daily high of 22.1°C and a low of 17.7°C, with about 45.1 mm of rain over roughly 5.2 rainy days.
- What is the air quality in Ericeira in September?
- Ericeira has a mean US Air Quality Index of about 43 in September.