Lisbon in May
May in Lisbon brings highs around 74°F (23°C), lows near 58°F and about 6 rainy days. The sun sets around 8:41 pm. The sea is about 62°F (16°C). It's one of the most comfortable months for sightseeing.
Photo: Lacobrigo, CC BY-SA 4.0
What May is good for in Lisbon
Each activity rated for May's weather and sea.
May next to April and June
| Month | April | May | June |
|---|---|---|---|
| High | 69°F (20°C) | 74°F (23°C) | 79°F (26°C) |
| Low | 54°F (12°C) | 58°F (14°C) | 62°F (17°C) |
| Rainy days | 8 | 6 | 2 |
| Sea | 60°F | 62°F | 64°F |
| Sunset | 8:13 pm | 8:41 pm | 9:03 pm |
| Daylight | 13 h 13 min | 14 h 16 min | 14 h 52 min |
Averages for Lisbon, 1991–2020; sunrise and sunset on the 15th. Lisbon water temperature by month.
Tours in Lisbon
Best of Lisbon Small-Group Guided Walking TourFrom $22View 
Lisbon City Center Tour - The Unmissable LisbonFrom $3View 
Lisbon TukTuk City Tour | Lisbon Private Sightseeing ToursFrom $16View 
Lisbon Airport Private Transfer to Lisbon HotelsFrom $33View 
Lisbon Small-Group Portuguese Food and Wine TourFrom $76View 
Bike Tours Lisbon - Center of Lisbon to BelémFrom $18View
Tours from Viator. Good Outing may earn a commission when you book, at no cost to you.
Questions
Is May a good time to visit Lisbon?
It's one of the most comfortable months for sightseeing. The most comfortable months overall are May, June and September.
How hot is Lisbon in May?
Average highs are about 74°F (23°C) and lows about 58°F (14°C).
Does it rain much in Lisbon in May?
May averages 6 rainy days, against 10 in the wettest month.
How warm is the sea in Lisbon in May?
About 62°F (16°C). Most swimmers find that cool without a wetsuit.
