Sines weather in May (Alentejo, Portugal)
Looking to travel to Sines in May? Check out this comprehensive weather guide.
In Sines, May is characterized by pleasant temperatures and moderate rainfall. Throughout the day, temperatures typically settle at around 21°C. But by evening, they drop to around 15°C.
Sines in May usually receives moderate rainfall, averaging around 37 mm for the month. Rain is expected on roughly 6 days.
If you're inclined towards comfortable temperatures and drier conditions, May is a prime time to visit Sines. May, June, July, August, September and October typically offer the best circumstances. While January, February and December tend to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Sines climate page with graphs.
Sines, monthly averages in May
Min Temperature
15°C
Max Temperature
21°C
Chance of Rain
21%
Precipitation
37 mm
Rainy days
6 days
Where to go in Portugal in May
Find out more about the weather in Portugal in May and which places have the best weather conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in Sines in May?
For visitors traveling to Sines, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do in May.
Interested in more climate information?
Weather and Climate provides you with all the information you need about the climate in Sines.
Our site offers climate and forecast data for every country in the world. Are you going to Portugal? On this website you can find historical weather averages for many cities in Portugal. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.
