Climate in Barcelona — Annual Weather Overview
Barcelona has a subtropical climate — hot summers, mild winters, rainfall spread throughout the year. The hottest month is August (average high 28.9°C) and the coolest is January (13.3°C). There is a noticeable seasonal temperature shift of 15.6°C between August and January. Annual rainfall totals around 585mm. September is the wettest month at 83.9mm, while December averages just 17.4mm. Average daily sunshine is 10.2 hours.
**Spring (March, April, May):** average highs 18.5°C, 174mm rain. **Summer (June, July, August):** average highs 27.8°C, 117mm rain. **Autumn (September, October, November):** average highs 22.1°C, 197mm rain. **Winter (December, January, February):** average highs 14.6°C, 97mm rain.
Barcelona — Monthly Temperatures
Barcelona — Monthly Rainfall
✅ Best months to visit
All year
ℹ️ No months to avoid
Weather in Barcelona stays reasonable all year.
Barcelona weather by month
| Month | High | Low | Rain | Sun/day | Rainy days | Rating |
|---|---|---|---|---|---|---|
| January | 13.3°C | 4.1°C | 55.1mm | 8.0h | 4 | 10/10 |
| February | 15.2°C | 6.5°C | 24.9mm | 8.7h | 4 | 10/10 |
| March | 16.0°C | 8.3°C | 44.8mm | 9.4h | 7 | 10/10 |
| April | 17.8°C | 9.9°C | 71.4mm | 10.5h | 8 | 10/10 |
| May | 21.8°C | 14.2°C | 57.9mm | 12.1h | 8 | 10/10 |
| June | 25.9°C | 19.0°C | 34.8mm | 12.9h | 6 | 10/10 |
| July | 28.7°C | 21.5°C | 28.8mm | 13.6h | 5 | 10/10 |
| August | 28.9°C | 21.6°C | 53.7mm | 12.2h | 6 | 10/10 |
| September | 25.9°C | 18.4°C | 83.9mm | 10.4h | 9 | 10/10 |
| October | 22.3°C | 14.7°C | 63.3mm | 9.3h | 6 | 10/10 |
| November | 18.1°C | 9.9°C | 49.4mm | 7.6h | 6 | 10/10 |
| December | 15.3°C | 6.0°C | 17.4mm | 7.6h | 4 | 10/10 |
For the full verdict on when to go, see the best time to visit Barcelona. Seasonal breakdowns: spring, summer, autumn and winter.
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Frequently Asked Questions
What type of climate does Barcelona have?
Barcelona has a subtropical climate — hot summers, mild winters, rainfall spread throughout the year. Average highs range from 13.3°C in January to 28.9°C in August.
What is the hottest month in Barcelona?
August is the hottest month in Barcelona, with average highs of 28.9°C and lows of 21.6°C.
What is the coldest month in Barcelona?
January is the coolest month, with average highs of 13.3°C and lows of 4.1°C.
What is the wettest month in Barcelona?
September is the wettest month, averaging 83.9mm of rainfall over around 9 rainy days.
How much rain does Barcelona get per year?
Barcelona receives around 585mm of rain per year. The driest month is December (17.4mm).
When is the best time to visit Barcelona?
The best time to visit Barcelona is All year. See the full month-by-month guide →
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Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.