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Viana do Castelo

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Viana do Castelo Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Viana do Castelo year round climate

  • Spring (March–May): Average 12–15°C, mild climate with less rainfall and abundant sunshine. Common activities: coastal walks, visiting historical sites, enjoying outdoor picnics. Recommended clothing: light jacket, comfortable trousers or skirt, comfortable shoes.
  • Summer (June–August): Average 17–20°C, warm and dry climate with abundant sunshine, ideal for beach holidays. Common activities: swimming, sunbathing, water sports, exploring surrounding natural landscapes. Recommended clothing: light and breathable clothing, sunglasses, hat, sunscreen.
  • Autumn (September–November): Average 15–17°C, pleasant and comfortable climate with gradually increasing rainfall. Common activities: hiking, enjoying autumn scenery, tasting local cuisine. Recommended clothing: light jacket, long-sleeved shirts, comfortable shoes.
  • Winter (December–February): Average 11–13°C, mild and humid climate with less rainfall. Common activities: visiting museums, exploring the town, enjoying indoor activities. Recommended clothing: warm jacket, sweater, scarf, hat, waterproof jacket.

Viana do Castelo climatological average

Annual average temperature: approx. 15°C / Annual rainfall: approx. 55 mm / Summer humidity: 60%–70% / Rainiest month: March

Viana do Castelo monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
11.8°C
8.3
February
12.7°C
7.4
March
12°C
9.5
April
14.4°C
4.1
May
14.8°C
4.9
June
17.7°C
1.4
July
19.4°C
1.8
August
19.7°C
0.1
September
17.6°C
4.6
October
16.7°C
7.7
November
15.3°C
3.8
December
11.2°C
1.8

Viana do Castelo weather for the next seven days

3/16
Monday
Sunny
18.6°C/8.5°C
3/17
Tuesday
Sunny
18.8°C/9.7°C
3/18
Wednesday
Partly Cloudy
18.1°C/10.6°C
3/19
Thursday
Moderate rain
16.9°C/12.5°C
3/20
Friday
Moderate rain
18.3°C/8.2°C
3/21
Saturday
Sunny
16.9°C/10.5°C
3/22
Sunday
Partly Cloudy
12.2°C/8.3°C

Viana do Castelo Frequently Asked Questions and Useful Information for Travel

Is Viana do Castelo worth visiting?

Yes, Viana do Castelo is generally considered worth visiting for its impressive architecture, scenic location on the River Lima estuary, beautiful Blue Flag beaches, and a charming historic center perfect for strolling. Visitors can also explore unique attractions like the Gil Eannes hospital ship and the ancient Celtic settlement of Citânia de Santa Luzia, making it a well-rounded destination for diverse interests.

Is Uber available in Viana do Castelo, Portugal?

Yes, Uber is available in Viana do Castelo, Portugal.

What is the closest airport to Viana do Castelo Portugal?

The closest airport to Viana do Castelo, Portugal is Porto (OPO). Get Bus operates a bus service from Porto Airport to the Viana do Castelo bus terminal. Tickets typically cost between €10 and €13, and the journey takes approximately 50 minutes.

How long should I spend in Viana do Castelo?

Three days is generally recommended to explore the many highlights of Viana do Castelo, including attractions like the Museu de Arte e Arqueologia, Igreja Matriz, and Museu do Traje. This allows ample time to soak in the city's atmosphere and visit its key sites.

What are the main architectural highlights in Viana do Castelo?

Viana do Castelo is renowned for its stunning architecture, featuring iconic buildings such as the Basilica of Santa Luzia, which offers panoramic views of the city and coastline, and the intricate Baroque facade of the Santa Casa da Misericórdia. The city's historic center also boasts many beautifully preserved buildings showcasing various architectural styles.