Porto Santo Weather in May
May in Porto Santo averages 20°C (68°F) during the day and 17°C (63°F) at night. The perfect conditions and low rainfall make it a solid month to visit.
Rainfall in Porto Santo in May
Historically, May sees about 6 days of rain, with a monthly average of 16 mm (0.6 in). The occasional light shower is possible, but rain is rarely an issue this month.
Temperature in Porto Santo in May
If you're visiting Porto Santo in May, expect perfect temperatures with highs of 20°C (68°F) and overnight lows of 17°C (63°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to around 17°C (63°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Porto Santo in May
Enjoy a sunny month with about 225 hours of sunshine, the clear skies make Porto Santo even more beautiful.If you're a fan of comfortable temperatures and drier conditions, May is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Madeira, check out our Porto Santo's climate page.
Porto Santo Temperature in May
Min Temperature
17°C (63°F)
Max Temperature
20°C (68°F)
Chance of Rain
21%
Precipitation
16 mm (0.6 in)
Rainy days
6 days
Humidity
76%
Sunshine
225 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Porto Santo typically stay consistent throughout May, with daily highs averaging around 20°C (68°F). Nights are pleasant, with lows around 16°C (61°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for Porto Santo in May
Browse day-by-day weather records for Porto Santo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Porto Santo historical weather extremes in May
Based on 50 years of weather observations (1976-2026), these are the most extreme conditions recorded in Porto Santo.
- On May 1, 1997, temperatures climbed to 28°C (82°F), marking the warmest May day on record.
- Porto Santo experienced its chilliest May day on May 4, 1979, reaching only 15°C (59°F).
- Nighttime temperatures dropped to 9°C (48°F) on May 18, 1984, marking the coldest May night on record.
Best Places in Madeira in May
Find out more about the weather in Madeira and which places have the best travel conditions in this month. See all of Madeira in May →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Porto Santo in May
Comfortable temperatures call for an easy wardrobe in May. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Dry conditions mean you won't need to worry about rain protection. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Porto Santo in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Madeira, check out our Porto Santo's climate page.
Temperature Rainfall Sunshine Humidity
See the full Porto Santo climate overview or explore weather in Madeira.
