Peniche weather in September
September in Peniche: nice, a little rain, with clean air — an excellent time to visit.
#4 of 12 months in Peniche · #388 of 897 destinations to visit in September · comfort 85/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Peniche in September
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Peniche climate normals — September
| Daytime high | 23°C / 73°F | 😎 nice |
|---|---|---|
| Nighttime low | 18°C / 64°F | |
| Rainfall | 44 mm / 1.7 in | 🌦 some rain |
| Rainy days | 5 days | |
| Humidity | 84% | 💦 very humid |
| Dew point | 17°C / 63°F | |
| Sunshine | 10.5 h/day | |
| Daylight | 12.4 h | |
| Wind | 21 km/h / 13 mph | |
| Air quality (US AQI) | 39 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Peniche in September — FAQ
- Is September a good time to visit Peniche?
- September in Peniche: nice, a little rain, with clean air — an excellent time to visit. It ranks #4 of 12 months for Peniche on SeasonMap's comfort score (85/100).
- What is the weather like in Peniche in September?
- In September, Peniche averages a daily high of 22.6°C and a low of 17.6°C, with about 44.4 mm of rain over roughly 5.4 rainy days.
- What is the air quality in Peniche in September?
- Peniche has a mean US Air Quality Index of about 39 in September.