Barcelona
Spain
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and Climate
Barcelona, Spain

The artistic Park Gull fronted by Gaudi, the architect, in Barcelona, Spain, on a beautiful summer day
The artistic Park Gull fronted by Gaudi, the architect, in Barcelona, Spain, on a beautiful summer day
Barcelona is the capital of Catalonia, Spain and enjoys a Mediterranean climate classified under the Köppen climatic classification as Csa. Characterized by hot summers and mildly warm winters, the city is located on the east coast of the Iberian Peninsula making it a generally low humid and moderately dry city.

Winter in Barcelona, between December and February, is short and the coldest season of the year with temperatures dropping to 41°F (5°C) on the coldest days, and 57.2°F (14°C) on the warmest days. At night weather gets colder, and occasional frost accumulates on the mountainous areas, but occurrences of snow and frost during the daytime are rare. Generally, it remains sunny and mildly warm throughout the winter.

Summers are long in Barcelona. Lasting between May and September, summers are warm and sometimes fairly hot with temperatures going up to 84.2°F (29°C) on average on the warmest days. The sea becomes lovely during summer attracting more crowds in the city as opposed to the other seasons. The daytimes appear elongated than the nights owing to the more extended daylight hours and shorter night hours.

In October and November, the rainfall experienced is high, particularly in October when the highest rainfall of the year is recorded. These months serve as the transition from summer into winter. March and April have pleasant weather across the period, however short, serving as a transition between winter and summer.

Although Barcelona is a coastal city, the best time to visit Barcelona is during winter. Even as it is the coldest season of the year, the temperatures are still mildly warm and bearable ranging between 41°F (5°C) and 57.2°F (14°C). The high rainfall is not experienced in winter, but the sun shines increased through the day making it a relatively dry, warm and pleasant time. Winter has manageable crowds in the city as tourists start to flock in more during the hot months. Winter falls in tune with the Christmas festivities and the New Year celebrations that make the city beautiful during the day and significantly magnificent at night. Apart from moderately warm clothing, nothing is expected of visitors in the town. Enjoying visits to the parks, museums, and other beautiful sites are more pleasant during winter. Indoor events and celebrations like the carnivals also heighten the winter in Barcelona.

Unfortunately, the worst time to visit Barcelona is during the summer. The city receives tourists all year round owing to its steady, pleasant weather. In summer, it gets warmer than the other months causing an influx in the incoming tourists. This translates to crowded beaches, crowded hotels, overcrowded streets, stuffy restaurants, price hikes in every aspect, fully booked accommodations and flights, and long queues everywhere. While the crowded city can be oppressive, the humidity in summer makes it hard to enjoy the local festivities and celebrations.

Early spring in Barcelona experiences sea fog that may reduce visibility and hinder movement around the city for some time.
During the wet season, the rains are occasionally accompanied by thunderstorms which may reach severe limits and cause harm.
The coastline of Barcelona is susceptible to floods caused by the east and north-east winds which can exceed speed and cause floods and damages.

January in Barcelona is the peak of winter and has a relatively high humidity of 63%. The temperature ranges between 41°F (5°C) and 57.2°F (14°C) and may not feel as cold because of the warm sun that shines on average for up to five hours per day. The nights get colder than the days which are mildly cold and pleasant.
Rainfall in January collects an average of only 1.3" (33mm) across rainy days that are about three in the month.
January is not a good time to head out to sea as the temperatures are averagely 57.2°F (14°C) and sometimes it gets windy along the coastline. Weather in January »

In February, winter is already clearing out, and the temperatures steadily range between 42.8°F (6°C) on the coldest days and nights and 57.2°F (14°C) on the warmest days. It gets warmer and more pleasant with an increase in the number of average sunshine hours to seven per day making it feel less cold than is written.
Rainfall fluctuates to rain for five days averagely with the rain gauge collecting 1.6" (40.6mm) on the monthly average. The average humidity drops a bit to 61% as the sea temperature also decreases to 55.4°F (13°C). Basking and sunbathing in the warm sun get better than engaging in sea activities. Weather in February »

This is a transitional month in the city's weather with the onset of spring. The weather is becoming lovelier, and the city stuns with the beauty of spring. Barcelona becomes flowery and green all around prompting more visits to the parks and sight-seeing points.
The sea temperatures in March raise slightly to 57.2°F (14°C) to signal the approaching warm season. Rainfall in this spring month drops to 1.3" (33mm) across an average of four rainy days in the month resulting in a drop in the average humidity level to 58%. The temperatures get warmer, between 46.4°F (8°C) and 60.8°F (16°C) and coupled up with the seven hours of sunshine on most days make March warm during the day but a little cooler at night. Weather in March »

April sees the closure of spring already with temperatures increasing to a warm range between 50°F (10°C) and 64.4°F (18°C) making it one of the loveliest times to visit the city, albeit short. The total average rainfall recording in the month is 1.5" (38.1mm) and the average rainy days are five. It gets better with a slight rise in the sunshine hours to eight making the daytime warm and pleasant.
The average humidity in April rises to 61% as does the sea temperature that grows to 59°F (15°C). The wind speed drops to a fair 10.3mph (16.6km/h) reducing the risk of strong winds on the shores and the resultant possible floods. Weather in April »

May is the first month of summer characterized by a 62% humidity average and rising temperatures. The sea gets warmer at 64.4°F (18°C), and appreciative to the sunshine hours that remain steady at eight across most days, people start to frequent the beaches for a swim and following a bask in the warm sun.
On average the temperatures range between 57.2°F (14°C) at the lowest and 71.6°F (22°C) at the highest point. Most nights are mildly cool with temperatures dropping to as low as 48.2°F (9°C) occasionally making it a pleasant month in Barcelona. Expect rain to occasionally interrupt as chances of rainfall increases to five days with precipitation of 2.1" (53.3mm) on the monthly average. Weather in May »

June rains drop sharply to measure 0.4" (10.2mm) precipitation on average across two days of rain making it the driest month Barcelona experiences in the entire year. Humidity in the month reads 59% on average making it the least humid month all year. With an average of nine sunshine hours per day and the low rains, June feels hotter than it should, and a swim in the 69.8°F (21°C) sea waters is very pleasant. Crowds flock the beaches to enjoy the warm sea as well as soak to shake off the dryness. Temperatures stay warm all month long reading between 64.4°F (18°C) and 78.8°F (26°C). Weather in June »

July is the peak of summer and one of the hottest months with temperatures ranging between 69.8°F (21°C) and 82.4°F (28°C). The nights and early mornings are mildly cool, and the average humidity is 57%. The rain falls for only two days on average to collect 1" (25.4mm) in the rain gauge. July in Barcelona is the hottest month with the sun shining long and strong for an average of ten hours on most days.
The sea gets warmer, averaging 75.2°F (24°C) across most days. Expects crowds everywhere as tourists wait for summer to enjoy Barcelona in mild weather. Carrying an umbrella is advisable in case the sun gets too hot to bear. Weather in July »

In August, the sea heats more at 78.8°F (26°C) on average, making it the warmest sea waters all year. Consequently, in this hottest month with temperatures ranging between 69.8°F (21°C) and 84.2°F (29°C), the beaches are most crowded. The sun remains shining in a pleasant way for up to nine hours on most days.
Heading outdoors is okay in August as the weather is pleasant for activities in the sun. Expect rainfall interruptions with the noticeable rise of precipitation for five days in the month, collecting at 2.5" (63.5mm) albeit maintaining the daytime warmth. The average humidity in August remains 61%. Weather in August »

September sees the closure of summer with a relatively high humidity score of 65% across most days. The temperatures drop to read between 64.4°F (18°C) on the coldest days and 78.8°F (26°C) on the warmest days, making September more pleasant than the other summer months with bearable temperatures.
The arrival of autumn is relatively rainy, causing the rise in rainfall to noteworthy five days with gauge meters reading 3" (76.2mm). The daily sunshine hours drop to eight, but the sea is still pleasurable for swimming as the sea measures an average of 75.2°F (24°C). Weather in September »

October is characterized by a further drop in the sea temperatures and humidity to 61%, making it mildly warm compared to the past few months. The temperatures take a dip to read between 57.2°F (14°C) and 73.4°F (23°C) with the sun shining for an average of six hours across most days.
This weather remains the best for all kinds of outdoor activities as well as indoor activities at night when temperatures experience drops to as low as 50°F (10°C).
The sea temperature reads 71.6°F (22°C) on average bringing a significant reduction in most activities on the beach. Rainfall in October is the highest of the year with six active rainy days on average, and the rain gauge collecting precipitation of 3.4" (86.4mm) across most days. Expect a few interruptions by light showers in the afternoon across most days. Weather in October »

In November the rains drop sharply to measure a low 1.3" (33mm) on average collected from four rainy days. Winter weather starts in early November. The sun shines steadily for five hours across most days making it warm despite the low temperatures. The sea temperature decreases to 64.4°F (18°C) in anticipation for winter. The temperatures drop to between 48.2°F (9°C) and 64.4°F (18°C). Humidity in November is the lowest all year at an average of 52%. The crowds thin out at this time, making it a great period to engage in any activities without concern of long queues. Weather in November »

The first month of winter, December is characterized by a further drop in temperatures to read between 41°F (5°C) and 57.2°F (14°C). The sun remains up for four hours on most days making it a mildly cold month, but tolerable considering snowfall is rare.
The sea temperature drops to a cold 60.8°F (16°C), making it an inadequate time for sea activities. Rain falls for an average of five days and collects low precipitation of 1.4" (35.6mm) most days making it relatively dry at a relative humidity of 56%. Weather in December »
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