Barcelona weather in September (Catalonia, Spain)

This month is known as a warm month. The average maximum daytime temperature in Barcelona in September lies at 25.3°C (77.54°F). The average minimum temperature goes down to around 18.4°C (65.12°F) (often the minimum temperature is noted at night).

Rainfall during September is moderate with an average of 75mm (2.9 inches). There are generally around 8 rainy days. If you enjoy blue skies and sunshine, then this is a great time to go to Barcelona with 218 hours of sun during the entire month.

 

Barcelona, monthly averages in September

Show in Fahrenheit

Min Temperature 18 °C  

Max Temperature 25 °C  

Water Temperature 22 °C *  

Chance of Rain 29%  

Precipitation 74mm  

Rainy days 9 days  

Humidity 74% *  

Sunshine 218 hrs *  

Where to stay in Barcelona

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Where to go in Spain in September

Find out more about the weather in Spain in September and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

So what to wear in September? Visitors traveling to Barcelona might want to wear airy clothing, t-shirts and other summer cloths. Shorts for men made of cotton or linen are good options for staying cool on a hot day. With a water temperature of around 22.0°C (71.6°F), this is a great month to swim so bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Barcelona.

Our site offers climate and forecast data for every country in the world. Are you going to Spain? On this website you can find historical weather averages for many cities in Spain. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.