Last updated: March 2, 2024
The weather in Porto, Spain, during April is characterized by an average temperature of 9°C (48°F). Highs can soar to 20°C (69°F), while lows may dip to -3°C (27°F). Typically, the humidity level in Porto throughout April hovers around 83%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In April, Porto averages 120 mm (4.7 inches) of rainfall, typically over the course of 16 rainy days. The month enjoys an average of 13 hours 22 minutes of daylight, with the sun shining for approximately 11 hours 0 minutes each day. Additionally, there is a 35% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In April, the UV Index in Porto reaches a maximum of 8, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 14:00 and 16:00, during which unprotected skin may burn in as little as 15 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 0 | 1 | 1 | 2 | 4 | 6 | 7 | 8 | 8 | 7 | 5 | 3 | 2 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||