Barcelona · Spain · 1995–2024 averages
Barcelona weather, month by month. June is the pick.
Thirty years of averages for Barcelona, Spain — how hot it really feels, when the rain arrives, and what the air is like. June comes out on top; January is the one to skip.
The year at a glance
Tap a month for its full breakdown.
June
bestscore 84.9/100Mild, sticky and dryish, with moderate air.
- Feels like
- 26°
- mild
- Real temp
- 25°
- mild
- Humidity
- 74%
- sticky
- Rain
- 34mm
- dryish
- Cloud cover
- 41%
- bright
- Air quality
- 59
- moderate
- Daylight
- 15.1h
- long days
Month by month, metric by metric
Each row is one measure across the same twelve months. The tint says how good that month is for it, the word says why.
- Good
- Okay
- Rough
- Grim
Feels like
peaks at 30° in July
- Jan10°cold
- Feb11°cold
- Mar14°cool
- Apr16°cool
- May21°mild
- Jun26°mild
- Jul30°warm
- Aug30°warm
- Sep26°mild
- Oct21°mild
- Nov15°cool
- Dec11°cold
Real temp
13–28° in the shade across the year
- Jan13°cold
- Feb14°cool
- Mar16°cool
- Apr18°cool
- May21°mild
- Jun25°mild
- Jul28°warm
- Aug28°warm
- Sep24°mild
- Oct21°mild
- Nov16°cool
- Dec14°cool
Humidity
73% at its driest, 81% at its most oppressive
- Jan78%sweaty
- Feb77%sweaty
- Mar76%sweaty
- Apr76%sweaty
- May76%sweaty
- Jun74%sticky
- Jul73%sticky
- Aug75%sweaty
- Sep78%sweaty
- Oct81%sweaty
- Nov78%sweaty
- Dec79%sweaty
Rain
89mm in October, 24mm in July
- Jan40mmdryish
- Feb34mmdryish
- Mar42mmdryish
- Apr55mmdryish
- May46mmdryish
- Jun34mmdryish
- Jul24mmdry
- Aug44mmdryish
- Sep79mmsome rain
- Oct89mmsome rain
- Nov62mmdryish
- Dec40mmdryish
Cloud cover
31% at its clearest, 56% at its greyest
- Jan49%bright
- Feb48%bright
- Mar50%bright
- Apr52%bright
- May52%bright
- Jun41%bright
- Jul31%clear
- Aug39%bright
- Sep50%bright
- Oct56%mixed
- Nov53%bright
- Dec50%bright
Air quality
worst in February, cleanest in September
- Jan63moderate
- Feb65moderate
- Mar62moderate
- Apr59moderate
- May57moderate
- Jun59moderate
- Jul59moderate
- Aug57moderate
- Sep54moderate
- Oct57moderate
- Nov58moderate
- Dec63moderate
Daylight
9.2h to 15.1h of daylight across the year
- Jan9.6hshort
- Feb10.6hshortish
- Mar12heven
- Apr13.3heven
- May14.5hlong days
- Jun15.1hlong days
- Jul14.8hlong days
- Aug13.8heven
- Sep12.5heven
- Oct11.1hshortish
- Nov9.9hshort
- Dec9.2hshort
Barcelona's air, month by month
The air is at its worst in February at 65 AQI (moderate), and at its cleanest in September at 54 (moderate). The dirtiest months here are also the driest.
Every month in full
All twelve months, all seven measures.
| Month | Feels like | Real temp | Humidity | Rain | Cloud cover | Air quality | Daylight |
|---|---|---|---|---|---|---|---|
| January | 10° cold | 13° cold | 78% sweaty | 40mm dryish | 49% bright | 63 moderate | 9.6h short |
| February | 11° cold | 14° cool | 77% sweaty | 34mm dryish | 48% bright | 65 moderate | 10.6h shortish |
| March | 14° cool | 16° cool | 76% sweaty | 42mm dryish | 50% bright | 62 moderate | 12h even |
| April | 16° cool | 18° cool | 76% sweaty | 55mm dryish | 52% bright | 59 moderate | 13.3h even |
| May | 21° mild | 21° mild | 76% sweaty | 46mm dryish | 52% bright | 57 moderate | 14.5h long days |
| June | 26° mild | 25° mild | 74% sticky | 34mm dryish | 41% bright | 59 moderate | 15.1h long days |
| July | 30° warm | 28° warm | 73% sticky | 24mm dry | 31% clear | 59 moderate | 14.8h long days |
| August | 30° warm | 28° warm | 75% sweaty | 44mm dryish | 39% bright | 57 moderate | 13.8h even |
| September | 26° mild | 24° mild | 78% sweaty | 79mm some rain | 50% bright | 54 moderate | 12.5h even |
| October | 21° mild | 21° mild | 81% sweaty | 89mm some rain | 56% mixed | 57 moderate | 11.1h shortish |
| November | 15° cool | 16° cool | 78% sweaty | 62mm dryish | 53% bright | 58 moderate | 9.9h short |
| December | 11° cold | 14° cool | 79% sweaty | 40mm dryish | 50% bright | 63 moderate | 9.2h short |
Barcelona weather questions
- What is the best time to visit Barcelona?
- June scores best across temperature, rain, humidity and air quality — 26° feels-like, 34mm of rain and 74% humidity. January is the month to avoid: 40mm of rain and 63 AQI.
- How hot does Barcelona get?
- July is the peak, at 30° feels-like (28° in the shade) — warm. Even in June it reaches 26°.
- When is the rainy season in Barcelona?
- October is the wettest month at 89mm, and July the driest at just 24mm.
- Is air quality a problem in Barcelona?
- February is the worst month at 65 AQI (moderate), and September the best at 54 (moderate).
Weather normals from Open-Meteo (ERA5 reanalysis, 1995–2024) and CAMS air quality (2015–2024), licensed CC-BY-4.0. Contains modified Copernicus Climate Change Service information. These are long-run averages, not forecasts — any given year will differ.
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