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San Sebastian

San Sebastian 1
Travel Info
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Travel Info

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San Sebastian Weather and climate

Data source：Meteostat
Update date：2025-09

San Sebastian year round climate
  • Spring (March–May): Average 12.1–15.0°C, mild and rainy climate, suitable for strolling along the seaside or exploring the city. Common activities: Coastal walks, visiting historical sites, enjoying local cuisine. Recommended clothing: Light jacket, comfortable trousers or skirt, rain gear.
  • Summer (June–August): Average 18.3–20.6°C, warm climate, sunny with occasional rain. Common activities: Beach swimming, surfing, enjoying outdoor activities. Recommended clothing: Light short-sleeved clothing, swimwear, sun hat, sunscreen.
  • Autumn (September–November): Average 13.5–18.8°C, comfortable climate, but higher rainfall, especially in November. Common activities: Appreciating autumn scenery, enjoying autumnal cuisine, visiting museums. Recommended clothing: Comfortable long-sleeved clothing, jacket, rain gear.
  • Winter (December–February): Average 8.9–10.8°C, colder and humid climate, moderate rainfall. Common activities: Indoor activities, enjoying local cuisine, appreciating the winter seascape. Recommended clothing: Warm jacket, sweater, scarf, gloves.
San Sebastian climatological average

Annual average temperature: approx. 14.9°C / Annual rainfall: approx. 1633 mm / Summer humidity: 70%–80% / Rainiest month: November

San Sebastian monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
8.9°C
152.3
February
9.8°C
93.7
March
12.1°C
116.7
April
12.3°C
108.3
May
15°C
104
June
18.3°C
156
July
20°C
49.3
August
20.6°C
100.7
September
18.8°C
169.3
October
18.4°C
154
November
13.5°C
263.7
December
10.8°C
165
San Sebastian weather for the next seven days
10/11
Saturday
Sunny
21.9°C/9.1°C
10/12
Sunday
Sunny
24.6°C/13.4°C
10/13
Monday
Sunny
24.2°C/13.8°C
10/14
Tuesday
Sunny
21.6°C/12.3°C
10/15
Wednesday
Sunny
19.5°C/10.9°C
10/16
Thursday
Sunny
22.4°C/11°C
10/17
Friday
Sunny
23.6°C/12.3°C

San Sebastian FAQ

Is San Sebastián, Spain worth visiting in 2025?
Yes, San Sebastián is absolutely worth visiting. It boasts stunning natural beauty, particularly the iconic La Concha beach. Its world-renowned culinary scene, famous for its pintxos and Michelin-starred restaurants, is a major draw. The vibrant Old Town and opportunities for surfing and hiking offer diverse activities, making it a jewel of the Basque Country.
What is the best time of year to visit San Sebastián in 2025?
For pleasant weather and fewer crowds, the shoulder seasons from May to June or September to October are ideal for visiting San Sebastián. These months offer mild temperatures and beautiful green landscapes. While peak summer (July-August) has the warmest beach weather, it is also the busiest. Winter months can offer deals but are typically colder and rainier.
How many days are recommended for a trip to San Sebastián?
A 2 to 4-day stay is generally recommended for San Sebastián. Three days are perfect for experiencing its culinary scene, beaches, Old Town, and surrounding mountains. Four days allow for deeper exploration of Basque culture and potential day trips. Less than two days would only offer a brief glimpse, while more time allows for a more immersive local experience.
Is San Sebastián an expensive destination in 2025?
San Sebastián is generally considered one of the more expensive cities in Spain, particularly for visitors. While it offers luxurious travel and gastronomy, this comes with a higher price tag. However, travelers can find more affordable options, such as pintxos priced between €2–€4, and can explore budget-friendly accommodation choices.
What are the main attractions in San Sebastián?
The main attractions in San Sebastián include the picturesque La Concha beach, famous for its golden sands and calm waters. The lively Parte Vieja (Old Town) is a must-visit for its charming streets, historic architecture, and an abundance of pintxos bars. For panoramic views, a visit to Monte Igueldo or Monte Urgull is highly recommended, offering stunning vistas of the city and bay.