Porto in May: weather & daylight
Room for an unhurried walk.
Regional averages help you choose a season. They are not a forecast for your travel dates. A wet day has at least 1 mm of precipitation, including rain or snow water equivalent.
Make room for the evening.
Local times for 2026-05-15 in Europe/Lisbon, including daylight saving. Estimates use the city center and a level horizon; hills and buildings can hide the sun earlier.
The year at a glance.
Average daily highs in °C. Select a month to open its guide.
| Month | High / low (°C) | Precipitation | Wet days |
|---|---|---|---|
| January | 13° / 8° | 138 mm | 13.3 |
| February | 14° / 8° | 97 mm | 11.1 |
| March | 15° / 9° | 112 mm | 11.7 |
| April | 17° / 11° | 91 mm | 11.8 |
| May | 19° / 13° | 61 mm | 9.4 |
| June | 22° / 15° | 32 mm | 5.1 |
| July | 24° / 16° | 13 mm | 2.8 |
| August | 25° / 17° | 22 mm | 3.7 |
| September | 24° / 16° | 49 mm | 5.9 |
| October | 21° / 14° | 137 mm | 13.1 |
| November | 16° / 11° | 137 mm | 13.5 |
| December | 14° / 9° | 122 mm | 12.7 |
A small packing note.
Comfortable shoes, a spare layer and light rain protection.
Porto has steep slopes and steps. Ribeira and the upper center are different levels of the city.
Above the river, one story at a time
Connect São Bento station, Praça da Liberdade and Clérigos.
Open the walkNASA POWER / MERRA-2 · 2001–2020 · 0.5° latitude × 0.625° longitude regional grid. Values are computed from daily observations and model estimates. Mountain and coastal microclimates can differ substantially. Read the sources and method