Weather in Sitges: climate, temperature & best time to visit
Sitges enjoys a privileged Mediterranean climate: warm sunny summers, mild winters and over 300 sunny days per year. Everything you need to know about Sitges weather to plan your visit.
19°C
Average annual temperature
300+
Sunny days per year
May–Oct
Swimming season
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Sitges temperature by season
Spring (March–May): 14–20°C
Temperatures rise gradually from 14°C in March to 20°C in May. Perfect for exploring the old town and the Tapa a Tapa food route (April-May). The sea is still cool (16–18°C) but the atmosphere is already lovely.
Summer (June–September): 24–29°C
Peak season with maximum temperatures of 29°C in August. Sunshine almost every day and warm evenings (20–22°C). The Mediterranean reaches 22–23°C in August-September. Book accommodation well in advance.
Autumn (October–November): 17–22°C
October brings the Sitges International Fantastic Film Festival with pleasant 22°C temperatures. The sea remains warm (21°C in October). Fewer tourists, better prices and spectacular Mediterranean light.
Winter (December–February): 9–13°C
Winter is mild compared to inland Spain. Temperatures rarely drop below 5°C. January is the coldest month averaging 11°C. Great for cultural visits, peaceful strolls and seasonal gastronomy.
When is the best time to visit Sitges?
Summer (July-August) — guaranteed sun and beaches: The golden season to enjoy Sitges beaches with 28-29°C air and 22-23°C sea temperature. The town buzzes with beaches, beach bars, nightlife and Gay Pride (late June). Unbeatable atmosphere, though prices and crowds are at their peak.
Spring (April-May) — perfect balance: The best time to visit Sitges if you want good weather (18-22°C), less crowded beaches and the gastronomic event of the year: the Tapa a Tapa food route. Prices are more reasonable and the town retains its authentic character.
Autumn (September-October) — perfect low season: September has the warmest sea (23°C) with fewer people on the beaches. October combines great weather (22°C), the Sitges International Fantastic Film Festival and very competitive hotel prices.
Sea temperature in Sitges
The Mediterranean off Sitges is one of the warmest seas in Spain. Swimming season runs from May to October, with peak temperatures in August and September.
18°C
May
22°C
July
23°C
September
21°C
October
Rain and sunshine: does it rain in Sitges?
Sitges records around 500 mm of annual rainfall, concentrated mainly in autumn and winter (October-December). The wettest months are October and November, although it rarely rains more than 8 days a month. Summer (June-August) is practically dry, with just 25-30 mm per month.
With more than 300 sunny days a year, Sitges is one of the sunniest resorts on the Costa del Garraf. Even in winter, clear days are common. The tramontane wind can blow from the north in winter, but in summer the sea breeze keeps afternoons pleasantly cool.
Frequently asked questions about Sitges weather
What is the hottest month in Sitges?
August is the hottest month with an average maximum of 30°C and minimum of 21°C. The sea temperature reaches 23°C, perfect for swimming. Nights are also warm, making it easy to enjoy the nightlife and outdoor terraces.
When can you swim in the sea in Sitges?
Swimming season in Sitges runs from May to October. In May the water is already at 18°C, ideal for the brave. From July to September the sea ranges from 22°C to 23°C, the perfect temperature for extended swims. In October the water is still warm (21°C).
Does it rain a lot in Sitges?
No, Sitges has one of the driest climates in Catalonia. It only records around 500 mm of rain per year, concentrated in autumn and winter. Summer (June-August) is practically dry. With more than 300 sunny days a year, the chances of rain during a summer visit are minimal.
How cold does Sitges get in winter?
Winters in Sitges are very mild thanks to its coastal location. January, the coldest month, averages 11°C with lows rarely below 5°C. Frost is virtually unknown. You can still enjoy walks along the promenade in January wearing just a light jacket.
Activities in Sitges by season
From boat trips in summer to cultural tours in autumn. Sitges has activities for every time of year.
See activities on GetYourGuidePlan your visit to Sitges: best beaches in Sitges, hotels in Sitges, things to do in Sitges, how to get to Sitges and the Sitges restaurants.
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