Arco de São Jorge Weather in May
With daytime temperatures of 20°C (68°F) and nighttime lows of 15°C (59°F), May in Arco de São Jorge brings pleasant temperatures during the day. The perfect weather makes it an appealing time to visit.
Rainfall in Arco de São Jorge in May
You can expect rain on roughly 6 days based on historical data, averaging 33 mm (1.3 in) for the month. Rain days are few and the total is low, so this is a largely dry month. Any showers that do occur tend to be brief.
Temperature in Arco de São Jorge in May
Arco de São Jorge in May has perfect weather. Days reach 20°C (68°F) and nights cool to 15°C (59°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. 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 Arco de São Jorge in May
There are approximately 210 hours of sunshine this month, resulting in mostly clear days.
Wind Speed in Arco de São Jorge in May
Average wind conditions reach 1 m/s (2 knots) in May. This creates generally peaceful weather with subtle air movement. Remember this is an average: some days are windless while others have noticeable or very gentle breezes.
Average water temperature in May
At 19°C (66°F), the water is getting there — comfortable enough for most swimmers, though those used to warmer seas may still find it a touch cool.If you favor pleasant temperatures and minimal rainfall, May is one of the best months to visit Arco de São Jorge.
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 Arco de São Jorge's climate page.
Arco de São Jorge Temperature in May
Min Temperature
15°C (59°F)
Max Temperature
20°C (68°F)
Water Temperature
19°C (66°F) *
Chance of Rain
21%
Precipitation
33 mm (1.3 in)
Rainy days
6 days
Humidity
70% *
Windspeed
1 m/s (2 knots) *
Sunshine
210 hours *
Percentage Sunshine
48% *
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 Arco de São Jorge in May
For Arco de São Jorge 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. Some rain is possible, so pack something to handle light showers. Expect water temperatures of around 19°C (66°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Arco de São Jorge 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 Arco de São Jorge's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Arco de São Jorge climate overview or explore weather in Portugal.
