Sunshine, average temperatures and rainfall in May
With the city in full spring mode, the weather in Barcelona in May sees an average low temperature range of 55°F to 60°F (13°C to 16°C), rising to an average high range of 70°F to 75°F (21°C to 24°C).
Barcelona also enjoys a whole lot of sunshine in May, with 8-9 hours a day, and moderate rainfall.
While you should come prepared for occasional showers, May’s rain usually falls in short bursts and won’t significantly impact your travel plans, with an average of 1.6 to 2.0 inches (40 to 50 mm) falling through the month.
For context, low-season January sees around 4-5 hours of sunlight a day, with peak-season July racking up 9-10 hours.
When it comes to rainfall comparisons, October — Barcelona’s wettest month — typically experiences around 2.8 to 3.2 inches (70 to 80 mm) of rain, while July (the driest month) sees in the region of 0.6 inches (15 mm).
Want wider context on the weather? Read up on the weather in Spain in May, and the best time to go to Spain.
And, if you’re not set on Spain, discover some of the best places to travel in May.