Climate Insights for Barcelona
Catalonia, Spain
Climate Overview
The climate in Barcelona is temperate. The average annual temperature is 16°C and approximately 629 mm of precipitation falls per year. October is the wettest month, receiving around 101 mm of rainfall. Barcelona is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are January, February, December, when temperatures can drop to 6°C.The climate in Barcelona is temperate. The average annual temperature is 61°F and approximately 24.8 in of precipitation falls per year. October is the wettest month, receiving around 4 in of rainfall. Barcelona is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are January, February, December, when temperatures can drop to 42°F.
Temperature
Temperatures in Barcelona vary considerably across the year, with a 22°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 28°C and the mean temperature sits around 25°C. January is the coolest month, with minimum temperatures around 6°C and an average of 9°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between October and November, with a 5°C shift in average temperatures.Temperatures in Barcelona vary considerably across the year, with a 41°F difference between the coldest and warmest months. The warmest month is August, when average highs reach 83°F and the mean temperature sits around 77°F. January is the coolest month, with minimum temperatures around 42°F and an average of 48°F. Daily temperature variation is modest, with an average difference of 12°F between highs and lows. The sharpest temperature change occurs between October and November, with a 9°F shift in average temperatures.
Precipitation
Barcelona is a relatively dry area, receiving approximately 629 mm of precipitation annually, which averages out to around 52 mm per month. The wettest month is October, averaging 101 mm of rainfall. September and April also tend to see above-average precipitation. The driest month is June, with just 26 mm. That's 74 mm less than October, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.Barcelona is a relatively dry area, receiving approximately 24.8 in of precipitation annually, which averages out to around 2 in per month. The wettest month is October, averaging 4 in of rainfall. September and April also tend to see above-average precipitation. The driest month is June, with just 1 in. That's 2.9 in less than October, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.
Wind
Barcelona is relatively calm, with an average annual wind speed of 9km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 11km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months.Barcelona is mildly breezy, with an average annual wind speed of 6mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is March, averaging 7mph, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 5mph, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2mph between the calmest and windiest months.
Best Time to Visit
The best time to visit Barcelona is during May, June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 46 mm per month. By contrast, January can be quite cold with temperatures dropping to 6°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.The best time to visit Barcelona is during May, June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 72°F with modest rainfall averaging 1.8 in per month. By contrast, January can be quite cold with temperatures dropping to 42°F. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
Monthly Climate Data
The table below shows monthly climate averages for Barcelona based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.The table below shows monthly climate averages for Barcelona based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.