San Sebastián Weather in March
March in San Sebastián brings moderate temperatures, with daytime highs of 14°C (57°F) and nights around 8°C (46°F). Quite a bit of rainfall is expected, around 121 mm (4.8 in), so pack an umbrella.
Rainfall in San Sebastián in March
Records from the past 30 years suggest around 17 days of rain, with 121 mm (4.8 in) average for the month. Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.
Temperature in San Sebastián in March
In March, expect moderate temperatures in San Sebastián, with highs of 14°C (57°F) and lows of 8°C (46°F) at night. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With lows around 8°C (46°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.
Sunshine in San Sebastián in March
The area enjoys a balanced 140 hours of sunlight, ensuring it's neither too overcast nor too sunny.For San Sebastián itself, June, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Spain, check out our San Sebastián's climate page.
San Sebastián Temperature in March
Min Temperature
8°C (46°F)
Max Temperature
14°C (57°F)
Chance of Rain
57%
Precipitation
121 mm (4.8 in)
Rainy days
17 days
Humidity
70%
Sunshine
140 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in San Sebastián typically stay consistent throughout March, with daily highs averaging around 14°C (57°F). Nights are cold, with lows typically ranging from 5°C (41°F) to 8°C (46°F).
Average temperatures in March
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in March
Historical weather for San Sebastián in March
Browse day-by-day weather records for San Sebastián spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
San Sebastián historical weather extremes in March
Based on weather observations in San Sebastián between 1976 and 2026, these are the recorded extremes during March.
- San Sebastián recorded its highest March temperature of 30°C (86°F) on March 29, 2023.
- The coldest March day was on March 1, 1993, with a maximum of 3°C (37°F).
- San Sebastián registered its coldest March night on March 1, 2005, with temperatures dropping to -6°C (21°F).
Best Places in Spain in March
Find out more about the weather in Spain and which places have the best travel conditions in this month. See all of Spain in March →
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What to Wear in San Sebastián in March
The weather can be unpredictable in March, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in San Sebastián in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Spain, check out our San Sebastián's climate page.
Temperature Rainfall Sunshine Humidity
See the full San Sebastián climate overview or explore weather in Spain.
