Valongo Weather in May

Valongo in May sees pleasant daytime temperatures of 21°C (70°F) and nighttime lows of 13°C (55°F). Rainfall is fairly high this month at around 108 mm (4.3 in), so pack a rain jacket to stay dry.

Rainfall in Valongo in May

Analyzing past climate data, one can expect approximately 13 days of rain, averaging 108 mm (4.3 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Valongo in May

In May, Valongo gets pleasant temperatures, with highs of 21°C (70°F). Nights cool to around 13°C (55°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With lows of 13°C (55°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 Valongo in May

The month enjoys around 255 hours of sunshine, creating mostly sunny days with good weather conditions.

Wind Speed in Valongo in May

May has wind speeds averaging 5 m/s (10 knots). You can expect gentle to moderate winds that move small trees and make flags wave steadily on typical days. Conditions typically range from light breezes to moderate winds.

Average water temperature in May

The water temperature is 15°C (59°F) — chilly, but perfectly fine for a swim if you're not too sensitive to cold water. A short wetsuit can make longer sessions more comfortable.

If you prefer dry days with pleasant temperatures, June, July, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit Portugal, check out our Valongo's climate page.

Valongo Temperature in May

Min Temperature 13°C (55°F)  

Max Temperature 21°C (70°F)  

Water Temperature 15°C (59°F) *  

Chance of Rain 43%  

Precipitation 108 mm (4.3 in)  

Rainy days 13 days  

Humidity 74% *  

Windspeed 5 m/s (10 knots) *  

Sunshine 255 hours *  

Percentage Sunshine 61% *  

* Data from: Porto, Portugal (16 KM, 10 Miles).

What to Wear in Valongo in May

Comfortable temperatures call for an easy wardrobe in May. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. The water temperature sits at about 15°C (59°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Valongo in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Portugal, check out our Valongo's climate page.

More climate data for Valongo

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Valongo climate overview or explore weather in Portugal.