When to go · Barcelona, Spain
Best time to visit Barcelona
The sweet spot is May, October and September — averages 20°C, 7 rainy days, moderate crowds.
April – June, September – October
Mediterranean climate with hot, dry summers (30°C+) and mild winters (10–15°C). August is peak heat and prices — locals leave the city. Spring and early autumn offer perfect weather with fewer crowds.
The short answer
20°C · 7 rainy days · mid season
20°C · 8 rainy days · mid season
24°C · 6 rainy days · mid season
Hardest months: August and December. averages 27°C, only 4 rainy days, peak-season crowds and peak prices.
Month by month
| Month | Avg temp | Rain days | Crowds | Verdict |
|---|---|---|---|---|
| January | 12°C | 5d | low | Chilly |
| February | 13°C | 4d | low | Mild |
| March | 15°C | 5d | low | Mild |
| April | 17°C | 7d | mid | Comfortable |
| May | 20°C | 7d | mid | Comfortable |
| June | 24°C | 4d | high | Great weather, peak crowds |
| July | 27°C | 2d | high | Hot |
| August | 27°C | 4d | high | Hot |
| September | 24°C | 6d | mid | Comfortable |
| October | 20°C | 8d | mid | Comfortable but damp |
| November | 15°C | 6d | low | Mild |
| December | 12°C | 5d | low | Chilly |
Verdicts are read off the three columns to their left — temperature distance from 21°C first, then rainfall, with crowds breaking ties. Averages, so any given week can differ.
If you'd rather go cheap than perfect
January, February, March, November and December are low season in Barcelona — thinner crowds, and the months where accommodation is easiest to book late. Budget travellers already work to about $35–55 a day here; low season is where the accommodation share of that goes furthest.
Book the month you picked
Fares move with the same seasons as the crowds — the quiet months above are usually the cheap ones to fly.