Santa Maria Weather in May
May in Santa Maria averages 22°C (72°F) during the day and 19°C (66°F) at night. The perfect conditions and moderate rainfall make it a solid month to visit.
Rainfall in Santa Maria in May
Historically, May sees about 12 days of rain, with a monthly average of 36 mm (1.4 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Santa Maria in May
May in Santa Maria is generally perfect, with days reaching 22°C (72°F) and nights settling around 19°C (66°F). The difference between afternoon and evening temperatures is usually noticeable. With lows of 19°C (66°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 Santa Maria in May
With approximately 249 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.
Wind Speed in Santa Maria in May
Wind speeds average 6 m/s (12 knots) during May. At this speed, expect strong winds that make large branches move and create some resistance when walking. Since this is an average, some days have fresh winds while others have strong breezes that can make umbrellas tricky to control.To explore more travel options, our weather planner can help you discover destinations worldwide.
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 Santa Maria's climate page.
Santa Maria Temperature in May
Min Temperature
19°C (66°F)
Max Temperature
22°C (72°F)
Chance of Rain
38%
Precipitation
36 mm (1.4 in)
Rainy days
12 days
Humidity
75%
Windspeed
6 m/s (12 knots)
Sunshine
249 hours
Percentage Sunshine
44%
Historical weather for Santa Maria in May
Browse day-by-day weather records for Santa Maria spanning 21 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Santa Maria historical weather extremes in May
The extremes listed below come from historical weather data collected in Santa Maria from 2006 through 2026.
- On May 28, 2024, temperatures climbed to 23°C (73°F), marking the warmest May day on record.
- On May 11, 2026, Santa Maria saw its coldest May day with temperatures maxing out at 18°C (64°F).
- Santa Maria registered its coldest May night on May 3, 2020, with temperatures dropping to 16°C (61°F).
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 Santa Maria in May
Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Pack a light rain jacket or compact umbrella for occasional showers. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Santa Maria 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 Santa Maria's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Santa Maria climate overview or explore weather in Portugal.
