The hottest month in San Sebastian, Spain, is August.
San Sebastian's Warmest Period
San Sebastian experiences its peak warmth during the summer months, with August standing out as the warmest time of the year. This period offers ideal conditions for visitors looking to enjoy the city's beautiful beaches and outdoor attractions.
During August, the average daily maximum temperature reaches approximately 28°C (82°F). Evenings in San Sebastian during this month are also notably warm, with average low temperatures around 21°C (70°F), ensuring comfortable conditions both day and night.
For a clearer understanding of San Sebastian's climate across the year, here’s a comparison of its hottest and coolest months:
| Month | Average Daily Maximum | Average Daily Low |
|---|---|---|
| August | 28°C (82°F) | 21°C (70°F) |
| February | 20°C (68°F) | 14°C (57°F) |
Why August is San Sebastian's Hottest Month
- Consistent Warmth: August consistently records the highest average temperatures, making it the most reliable month for warm weather.
- Ideal for Beach Activities: The high temperatures are perfect for swimming, sunbathing, and enjoying the Bay of La Concha.
- Vibrant Atmosphere: The warm weather contributes to a lively atmosphere throughout the city, with many festivals and outdoor events taking place.
