Beach
Platja de Sant Sebastià
Catalonia · Spain · Mediterranean Sea
41.2358, 1.8144 · Sitges, 0 km
- 26°Sea · August
- 27°High · August
- 11.5 hSunshine · July
Your month at the beach
Platja de Sant Sebastià in January
- 13°CAir, daytime high10°C at night
- 14°CSea temperature
- 4.9 hSunshine a day
- 6 daysRainy days in the month31 mm in total
- 18 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Platja de Sant Sebastià in February
- 13°CAir, daytime high9°C at night
- 13°CSea temperature
- 6.1 hSunshine a day
- 4 daysRainy days in the month30 mm in total
- 17 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Platja de Sant Sebastià in March
- 15°CAir, daytime high11°C at night
- 13°CSea temperature
- 7.5 hSunshine a day
- 6 daysRainy days in the month40 mm in total
- 17 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Platja de Sant Sebastià in April
- 16°CAir, daytime high13°C at night
- 15°CSea temperature
- 8.1 hSunshine a day
- 7 daysRainy days in the month47 mm in total
- 15 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Platja de Sant Sebastià in May
- 19°CAir, daytime high16°C at night
- 17°CSea temperature
- 9.6 hSunshine a day
- 6 daysRainy days in the month47 mm in total
- 14 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Platja de Sant Sebastià in June
- 23°CAir, daytime high20°C at night
- 21°CSea temperature
- 11.2 hSunshine a day
- 5 daysRainy days in the month22 mm in total
- 12 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Platja de Sant Sebastià in July
- 26°CAir, daytime high23°C at night
- 24°CSea temperature
- 11.5 hSunshine a day
- 4 daysRainy days in the month22 mm in total
- 12 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Platja de Sant Sebastià in August
- 27°CAir, daytime high24°C at night
- 26°CSea temperature
- 10.0 hSunshine a day
- 6 daysRainy days in the month40 mm in total
- 12 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Platja de Sant Sebastià in September
- 24°CAir, daytime high22°C at night
- 24°CSea temperature
- 8.1 hSunshine a day
- 10 daysRainy days in the month61 mm in total
- 14 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Platja de Sant Sebastià in October
- 21°CAir, daytime high18°C at night
- 21°CSea temperature
- 6.4 hSunshine a day
- 9 daysRainy days in the month70 mm in total
- 15 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Platja de Sant Sebastià in November
- 17°CAir, daytime high14°C at night
- 18°CSea temperature
- 5.1 hSunshine a day
- 6 daysRainy days in the month50 mm in total
- 18 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
Platja de Sant Sebastià in December
- 14°CAir, daytime high11°C at night
- 15°CSea temperature
- 4.6 hSunshine a day
- 6 daysRainy days in the month26 mm in total
- 18 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
The beach itself
- ExcellentBathing water qualityOfficial EU classification, 2025 season
- 60Places to stay within 5 kmHotels, guest houses, apartments and campsites · OpenStreetMap Places to stay near Platja de Sant Sebastià ↗
- 23 kmAirport: Josep Tarradellas Barcelona-El Prat Airport (BCN)In a straight line; by road it is further Car hire at Josep Tarradellas Barcelona-El Prat Airport (BCN) ↗
No reliable information yet on: wheelchair access, lifeguards.
Some links above are affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes what the data on this page says.
January from 2020 to 2025
In January 2025 the sea averaged 14.9 °C — 1.2 °C above the 1991–2020 average.
1991–2020 average: 13.7 °C
1991–2020 average: 13.2 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
February from 2020 to 2025
In February 2025 the sea averaged 13.9 °C — 0.8 °C above the 1991–2020 average.
1991–2020 average: 13.2 °C
1991–2020 average: 13.1 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
March from 2020 to 2025
In March 2025 the sea averaged 13.8 °C — 0.4 °C above the 1991–2020 average.
1991–2020 average: 13.4 °C
1991–2020 average: 14.6 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
April from 2020 to 2025
In April 2025 the sea averaged 15.7 °C — 1.0 °C above the 1991–2020 average.
1991–2020 average: 14.7 °C
1991–2020 average: 16.3 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
May from 2020 to 2025
In May 2025 the sea averaged 18.8 °C — 1.5 °C above the 1991–2020 average.
1991–2020 average: 17.3 °C
1991–2020 average: 19.3 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
June from 2020 to 2025
In June 2025 the sea averaged 24.1 °C — 3.0 °C above the 1991–2020 average.
1991–2020 average: 21.1 °C
1991–2020 average: 23.4 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
July from 2020 to 2025
In July 2025 the sea averaged 27.4 °C — 3.1 °C above the 1991–2020 average.
1991–2020 average: 24.3 °C
1991–2020 average: 26.1 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
August from 2020 to 2025
In August 2025 the sea averaged 27.3 °C — 1.6 °C above the 1991–2020 average.
1991–2020 average: 25.8 °C
1991–2020 average: 26.6 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
September from 2020 to 2025
In September 2025 the sea averaged 25.9 °C — 1.8 °C above the 1991–2020 average.
1991–2020 average: 24.1 °C
1991–2020 average: 24.3 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
October from 2020 to 2025
In October 2025 the sea averaged 23.1 °C — 1.8 °C above the 1991–2020 average.
1991–2020 average: 21.3 °C
1991–2020 average: 21.4 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
November from 2020 to 2025
In November 2025 the sea averaged 19.3 °C — 1.6 °C above the 1991–2020 average.
1991–2020 average: 17.7 °C
1991–2020 average: 17.1 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
December from 2020 to 2025
In December 2025 the sea averaged 16.3 °C — 1.2 °C above the 1991–2020 average.
1991–2020 average: 15.1 °C
1991–2020 average: 14.1 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
When to go
1991–2020 averagesThe year at a glance
- Jan14°5 h31 mm
- Feb13°6 h30 mm
- Mar13°8 h40 mm
- Apr15°8 h47 mm
- May17°10 h47 mm
- Jun21°11 h22 mm
- Jul24°12 h22 mm
- Aug26°10 h40 mm
- Sep24°8 h61 mm
- Oct21°6 h70 mm
- Nov18°5 h50 mm
- Dec15°5 h26 mm
Each card is a month. The colour is the sea temperature, on the same scale as the map; in bold, the two best months for each.
Sea temperature
1991–2020 averagesClimate through the year
1991–2020 averagesRain
Sunshine
Sunshine hours are estimated from measured solar radiation, not observed directly.
Month by month
1991–2020 averagesEvery month at Platja de Sant Sebastià: air, sea, rain and sunshine. Averages for 1991–2020.
| Month | High°C | Low°C | Sea°C | Rainmm | Rainy daysdays | Sunshineh/day | Windkm/h |
|---|---|---|---|---|---|---|---|
| January | 13 | 10 | 14 | 31 | 6 | 4.9 | 18 |
| February | 13 | 9 | 13 | 30 | 4 | 6.1 | 17 |
| March | 15 | 11 | 13 | 40 | 6 | 7.5 | 17 |
| April | 16 | 13 | 15 | 47 | 7 | 8.1 | 15 |
| May | 19 | 16 | 17 | 47 | 6 | 9.6 | 14 |
| June | 23 | 20 | 21 | 22 | 5 | 11.2 | 12 |
| July | 26 | 23 | 24 | 22 | 4 | 11.5 | 12 |
| Augustwarmest sea | 27 | 24 | 26 | 40 | 6 | 10.0 | 12 |
| September | 24 | 22 | 24 | 61 | 10 | 8.1 | 14 |
| October | 21 | 18 | 21 | 70 | 9 | 6.4 | 15 |
| November | 17 | 14 | 18 | 50 | 6 | 5.1 | 18 |
| December | 14 | 11 | 15 | 26 | 6 | 4.6 | 18 |
Swipe sideways to see the other columns.
Photos
Photos shared by their authors on Wikimedia Commons, with its colours adjusted.
.JPG){kind=link}
_vista_des_de_la_Punta_de_la_Torreta.JPG){kind=link}
Plan your trip
Some links above are affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes what the data on this page says.
Nearby destinations
Playa De La MarinaSitges · 1 km26°Sea27°AirPlatja de l'Home MortVilanova i la Geltrú · 4 km26°Sea27°AirPlatja de SegurCalafell · 20 km26°Sea27°AirPlatja de la Barcelonetala Barceloneta, Catalonia · 36 km25°Sea27°AirPlatja de Sant Miquella Barceloneta · 35 km25°Sea27°AirPlatja del Besòsel Besòs i el Maresme · 40 km25°Sea27°AirAbout these numbers
Averages are for 1991–2020; the recent years (2020–2025) are what actually happened. Neither is today's weather.
| What | Where it comes from | Nearest measurement |
|---|---|---|
| Air, rain and sunshine | NASA POWER | 27 km away |
| Sea temperature | NOAA OISST v2.1, 1991–2020 | 13 km away |
| 2020–2025, month by month | NASA POWER · NOAA OISST v2.1 | 27 km away |
| Bathing water quality | European Environment Agency | 0.0 km away |
| Lifeguards and places to stay | OpenStreetMap | within 1–5 km |
| Nearest airport | OurAirports | straight-line distance |
| Image at the top | Sentinel-2 cloudless (EOX) | at this spot |