Quarteira Weather in May
With daytime temperatures of 22°C (72°F) and nighttime lows of 15°C (59°F), May in Quarteira brings pleasant temperatures during the day. The perfect weather makes it an appealing time to visit.
Rainfall in Quarteira in May
Analyzing past climate data, one can expect approximately 5 days of rain, averaging 31 mm (1.2 in). The occasional light shower is possible, but rain is rarely an issue this month.
Temperature in Quarteira in May
The perfect temperature in Quarteira in May makes it a solid month to visit, with 22°C (72°F) during the day and 15°C (59°F) at night. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights cool down to 15°C (59°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.
Sunshine in Quarteira in May
There are approximately 304 hours of sunshine this month, resulting in mostly clear days.
Wind Speed in Quarteira in May
Wind speeds average 4 m/s (8 knots) during May. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.
Average water temperature in May
With water at 17°C (63°F), it's on the cooler side. Keen swimmers won't be put off, but those who prefer warm water may find it less enjoyable.If you favor pleasant temperatures and minimal rainfall, May is one of the best months to visit Quarteira.
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 Quarteira's climate page.
Quarteira Temperature in May
Min Temperature
15°C (59°F)
Max Temperature
22°C (72°F)
Water Temperature
17°C (63°F) *
Chance of Rain
17%
Precipitation
31 mm (1.2 in)
Rainy days
5 days
Humidity
64% *
Windspeed
4 m/s (8 knots) *
Sunshine
304 hours *
Percentage Sunshine
68% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Quarteira typically rise from around 21°C (70°F) at the start of May to approximately 24°C (75°F) by the end. Nights are pleasant, with lows typically ranging from 13°C (55°F) to 17°C (63°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 Quarteira in May
Browse day-by-day weather records for Quarteira spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Quarteira historical weather extremes in May
The extremes listed below come from historical weather data collected in Quarteira from 1976 through 2026.
- The warmest day in May was on May 14, 2012, with a maximum of 36°C (97°F).
- The lowest daytime temperature in May was 14°C (57°F), recorded on May 4, 1978.
- The coldest night in May in Quarteira was on May 1, 1978, with a minimum of 6°C (43°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 →
perfect weather
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What to Wear in Quarteira 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. With water temperatures around 17°C (63°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Quarteira 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 Quarteira's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Quarteira climate overview or explore weather in Portugal.
