Weather in San Sebastian in October

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temperature
Temp

23° C

average

rain
Rain

12 mm

per month

sun
Sun

63 %

chance

humidity
Humidity

66 %

average

Weather in San Sebastian in October

San Sebastian in October experiences a blend of mild and variable weather conditions typical of northern Spain’s coastal areas. Travellers can expect cooler temperatures with a mix of sunny and overcast days. The weather feels refreshing and is well-suited for outdoor exploration, making it a good time for hiking or visiting local markets. Seasonal highlights include the changing foliage, adding a vibrant touch to outdoor activities.

October Climate Overview

  • Average Temperature: 12°C to 20°C
  • Rainfall: 150mm
  • Sunshine Hours: 5 hours per day
  • Humidity: 80%
  • Wind Speed: 10 km/h

What to Expect in October

Daytime Conditions

During the day, temperatures typically range from mild to occasionally warm, peaking around 20°C. Sun exposure varies, so visitors may experience a mix of clear skies and cloud cover. The gentle humidity levels contribute to the overall pleasant feel for activities.

Rainfall Patterns

Rainfall is relatively frequent in October, often coming in the form of scattered showers. While rain may alter some plans, it’s generally not intense enough to cause significant disruption, so be prepared with a rain jacket or umbrella.

Evening Conditions

Evenings in San Sebastian tend to cool down, with temperatures dropping to around 12°C. A light breeze is common, and the humidity remains comfortable, making it suitable for enjoying an evening stroll or dining outdoors.

Best Activities in San Sebastian in October

  • Outdoor Activities: The cooler weather is ideal for hiking in the surrounding hills, exploring city parks, and enjoying walks along the picturesque coastline.
  • Seasonal Highlights: October showcases the beautiful autumn foliage, providing a vibrant and colourful backdrop to outdoor adventures.

What to Pack for October

  • Layers of clothing suitable for fluctuating daytime and cooler evening temperatures
  • Protection from both sun and rain, such as a hat, sunscreen, and umbrella
  • Comfortable footwear for walking and exploring varied terrain
  • Reusable water bottle to stay hydrated during outings

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