Porto weather in April
April in Porto: nice, rainy, with clean air — an excellent time to visit.
#6 of 12 months in Porto · #245 of 604 destinations to visit in April · comfort 82/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Porto climate normals — April
| Daytime high | 18°C / 64°F | 😎 nice |
|---|---|---|
| Nighttime low | 10°C / 51°F | |
| Feels like (high) | 17°C / 63°F | |
| Rainfall | 129 mm / 5.1 in | 🌧 rainy |
| Rainy days | 12 days | |
| Humidity | 77% | 💦 very humid |
| Dew point | 10°C / 49°F | |
| Sunshine | 10.5 h/day | |
| Daylight | 13.3 h | |
| Wind | 17 km/h / 11 mph | |
| Air quality (US AQI) | 47 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Porto?
Loading map…
Porto in April — FAQ
- Is April a good time to visit Porto?
- April in Porto: nice, rainy, with clean air — an excellent time to visit. It ranks #6 of 12 months for Porto on SeasonMap's comfort score (82/100).
- What is the weather like in Porto in April?
- In April, Porto averages a daily high of 17.7°C and a low of 10.4°C, with about 129.1 mm of rain over roughly 11.8 rainy days.
- What is the air quality in Porto in April?
- Porto has a mean US Air Quality Index of about 47 in April.