Santiago de Compostela weather in March
March in Santiago de Compostela: cool, rainy, with clean air — a great time to visit.
#7 of 12 months in Santiago de Compostela · #485 of 897 destinations to visit in March · comfort 76/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Santiago de Compostela in March
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Santiago de Compostela climate normals — March
| Daytime high | 14°C / 58°F | 🙂 cool |
|---|---|---|
| Nighttime low | 6°C / 42°F | |
| Rainfall | 95 mm / 3.7 in | 🌧 rainy |
| Rainy days | 11 days | |
| Humidity | 84% | 💦 very humid |
| Dew point | 7°C / 45°F | |
| Sunshine | 8.8 h/day | |
| Daylight | 12 h | |
| Wind | 21 km/h / 13 mph | |
| Air quality (US AQI) | 35 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Santiago de Compostela in March — FAQ
- Is March a good time to visit Santiago de Compostela?
- March in Santiago de Compostela: cool, rainy, with clean air — a great time to visit. It ranks #7 of 12 months for Santiago de Compostela on SeasonMap's comfort score (76/100).
- What is the weather like in Santiago de Compostela in March?
- In March, Santiago de Compostela averages a daily high of 14.2°C and a low of 5.5°C, with about 94.7 mm of rain over roughly 11.4 rainy days.
- What is the air quality in Santiago de Compostela in March?
- Santiago de Compostela has a mean US Air Quality Index of about 35 in March.