São Martinho do Porto Weather in May
São Martinho do Porto in May averages 21°C (70°F) during the day and 14°C (57°F) at night. Some rainfall is typical for this time of year.
Rainfall in São Martinho do Porto in May
Typically around 10 days of rainfall are expected, averaging 56 mm (2.2 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in São Martinho do Porto in May
May tends to be one of the excellent months in São Martinho do Porto, with 21°C (70°F) in the afternoon and 14°C (57°F) overnight. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With lows of 14°C (57°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.
Sunshine in São Martinho do Porto in May
There are approximately 225 hours of sunshine this month, resulting in mostly clear days.If your ideal day consists of dry skies and pleasant temperatures, May, June, July, August, September and October typically offer the best circumstances for São Martinho do Porto.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Portugal, check out our São Martinho do Porto's climate page.
São Martinho do Porto Temperature in May
Min Temperature
14°C (57°F)
Max Temperature
21°C (70°F)
Chance of Rain
34%
Precipitation
56 mm (2.2 in)
Rainy days
10 days
Humidity
83% *
Sunshine
225 hours *
Percentage Sunshine
50% *
Best Places in Portugal in May
Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in May →
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What to Wear in São Martinho do Porto in May
For São Martinho do Porto in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in São Martinho do Porto 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 Portugal, check out our São Martinho do Porto's climate page.
Temperature Rainfall Sunshine Humidity
See the full São Martinho do Porto climate overview or explore weather in Portugal.
