Barcelona weather in January
January in Barcelona: cool, a little rain, with clean air — a great time to visit.
#12 of 12 months in Barcelona · #229 of 604 destinations to visit in January · comfort 75/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Barcelona climate normals — January
| Daytime high | 12°C / 54°F | 🙂 cool |
|---|---|---|
| Nighttime low | 5°C / 40°F | |
| Feels like (high) | 10°C / 50°F | |
| Rainfall | 50 mm / 2 in | 🌦 some rain |
| Rainy days | 5 days | |
| Humidity | 76% | 💦 very humid |
| Dew point | 4°C / 39°F | |
| Sunshine | 7.4 h/day | |
| Daylight | 9.6 h | |
| Wind | 15 km/h / 9 mph | |
| Snowfall | 0.3 cm / 0.1 in | |
| Air quality (US AQI) | 44 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Barcelona in January — FAQ
- Is January a good time to visit Barcelona?
- January in Barcelona: cool, a little rain, with clean air — a great time to visit. It ranks #12 of 12 months for Barcelona on SeasonMap's comfort score (75/100).
- What is the weather like in Barcelona in January?
- In January, Barcelona averages a daily high of 12.4°C and a low of 4.7°C, with about 50 mm of rain over roughly 5.2 rainy days.
- What is the air quality in Barcelona in January?
- Barcelona has a mean US Air Quality Index of about 44 in January.