October 12 is generally a great time to visit San Sebastian. While there is a slight chance of rain (33%), showers are usually brief. Expect comfortable 21°C weather. As it's peak season for San Sebastian, we recommend booking your stay well in advance to secure the best rates. Note: October 12 is National Day of Spain in San Sebastian, so expect special events, closures, and festive atmosphere.
View the full calendar
Essential Travel Info for San Sebastian
Currency
EUR
€ Euro
Language
Spanish
+3 more
Driving
Right side
Safety
High Safety
GPI: 1.603
San Sebastian Weather Forecast for October 12
"Mild & Comfortable. Expect average highs of 20.5°C. 33% chance of rain."
What to Wear in San Sebastian in October
Based on historical data for October 12, San Sebastian typically experiences temperatures between 13.7°C and 20.5°C. We recommend packing light jacket, long pants, umbrella to stay comfortable. With a 33% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for San Sebastian
Smart Suitcase
- Light Jacket
- Long Pants
- Umbrella
Average High
20.5°C
Daytime Peak
Average Low
13.7°C
Nighttime Low
Feels Like
20.6°C
☀️ Feels accurate
Rain Chance
33%
Avg 2.9mm if it rains
Cloud Cover
58%
Overcast
Pressure
1017.9 hPa
Medium volatility
San Sebastian Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
✓ Weather is generally predictable, but pack for minor variations. A light backup layer is recommended.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
Type I-II
🔴 62 min to burn
Type III-IV
🟡 93 min to burn
Type V-VI
🟢 155 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
16.5°C
Noticeable
Heat Stress
Low
No heat warning
🙂 Best outdoor time:
Any time during daylight hours
Marine Conditions
Marine Life
No special warnings. Enjoy the swim!
Swim Index
⚠️ Mixed Conditions
Travel & Logistics Insights
Local Calendar
Holiday
National Day of Spain
Flight Traffic
High
93/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~28
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in San Sebastian
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
07:18
☀️ Noon
12:55
🌇 Sunset
18:32
⏱️ Daylight
11h 13m
Wind Speed
16.6 km/h
Gentle breeze
Sunshine
8.3 hrs
Direct Sun (Cloud-free)
Humidity
78%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for San Sebastian
Smart Flight Estimator
Airport-to-Airport Logistics
unlock smart flight estimates
Add your home location in settings to see airport details.
Travel Health & Safety in San Sebastian
Travel Comfort Index
Real-time tourism conditions
Weather Quality
⛅ Good
Tourist Crowds
🟡 Busy
Price Level
💰💰 Moderate
Health & Wellbeing
Meteo-Health Forecast
Moderate fluctuations. Some sensitivity possible.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
Air quality is excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Rare minor tremors. Buildings are earthquake-resistant.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, San Sebastian on October 12 averages 20.5°C with a 33% precipitation probability. Wedding/Outdoor Event Score: 93/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
San Sebastian Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
October 14
20.3°C • 29% rain
Score
95
October 15
20.3°C • 27% rain
Score
95
October 16
20.3°C • 29% rain
Score
95
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (October 12) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is San Sebastian Worth Visiting on October 12?
Planning a trip to San Sebastian on October 12? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year is characterized by pleasant mild weather averaging 20.5°C with a 33% historical precipitation risk.
🎉 Local Event: The date coincides with National Day of Spain, which may influence local business hours and event availability.
✈️ Travel Logistics: Approximately 28 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 7 vaccinations are recommended for Spain, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 20°C (refreshing tonic). Wave conditions are generally fun waves with heights around 0.99m.
📊 Historical Extremes: The hottest October 12 recorded in the last 30 years saw temperatures hit 30.5°C in 2023, while the coldest dropped to 9.4°C in 2021.