What's on in Santander, Spain through the year
Santander, Spain has 6 curated events through the year — 3 festivals and 3 seasons. The ones to plan around: Banos de Ola (July) and Festival Internacional de Santander (August). July is its peak-crowd month.
Updated September 2026 · every event curated and sourced · dates for 2026 where they are announced, the usual window where they are not
Santander events and crowds by month
| Month | What starts | Crowds |
|---|---|---|
| January | — | Busy |
| February | — | Shoulder season |
| March | — | Busy |
| April | — | Busy |
| May | — | Shoulder season |
| June | Galerna season | Busy |
| July | Banos de Ola, Beach season on the Sardinero, Semana Grande | Peak crowds |
| August | Festival Internacional de Santander | Busy |
| September | Autumn and winter swell | Busy |
| October | — | Shoulder season |
| November | — | Quiet |
| December | — | Busy |
January in Santander
Santander weather in January →Busy — Christmas holidays in Spain, school holidays in 6 of the markets that fill it
Nothing new starts in January.
Still on: Autumn and winter swell (15 Sep – 31 Mar (usually))
February in Santander
Santander weather in February →Shoulder season — school holidays in 3 of the markets that fill it, an ordinary month
Nothing new starts in February.
Still on: Autumn and winter swell (15 Sep – 31 Mar (usually))
March in Santander
Santander weather in March →Busy — Semana Santa (Easter) holidays in Spain, school holidays in 3 of the markets that fill it
Nothing new starts in March.
Still on: Autumn and winter swell (15 Sep – 31 Mar (usually))
April in Santander
Santander weather in April →Busy — Semana Santa (Easter) holidays in Spain, school holidays in 5 of the markets that fill it
Nothing new starts in April.
May in Santander
Santander weather in May →Shoulder season — school holidays in 4 of the markets that fill it, an ordinary month
Nothing new starts in May.
June in Santander
Santander weather in June →Busy — Summer holidays in Spain, school holidays in 3 of the markets that fill it
- Season
Galerna season
1 Jun – 30 Sep · usuallyWind seasonRiskThe Cantabrian coast's own squall: a hot, still afternoon flips inside an hour to a north-westerly gale and a ten-degree drop. Sailors here watch for it all summer.
July in Santander
Santander weather in July →Peak crowds — Semana Grande, Summer holidays in Spain
- Festival
Banos de Ola
1–15 Jul · usuallyMajor festivalThe city restages the nineteenth-century sea-bathing craze that made it: bathing machines and striped costumes back on the Sardinero sand for a fortnight in early July. Source ↗
- Season
Beach season on the Sardinero
1 Jul – 20 Sep · usuallySea warm enoughThe northern coast warms late and cools fast, so the swimming window is roughly July to mid-September. September is the better half of it and the beaches are half as full.
- Festival
Semana Grande
20–31 JulMajor festivalCrowdedBook earlyThe city's own week around Santiago on 25 July, with concerts in the Plaza Porticada and fireworks over the bay. Cantabria's own holidaymakers arrive with it. Source ↗
Still on: Galerna season (1 Jun – 30 Sep (usually))
August in Santander
Santander weather in August →Busy — Summer holidays in Spain, school holidays in 6 of the markets that fill it
- Festival
Festival Internacional de Santander
1–31 Aug · usuallyMajor festivalA month of classical music built round the Palacio de Festivales, with concerts pushed out into churches and monasteries across Cantabria. Spain's oldest festival of its kind. Source ↗
Still on: Galerna season (1 Jun – 30 Sep (usually)), Beach season on the Sardinero (1 Jul – 20 Sep (usually))
September in Santander
Santander weather in September →Busy — Summer holidays in Spain, school holidays in 2 of the markets that fill it
- Season
Autumn and winter swell
15 Sep – 31 Mar · usuallySurf seasonThe Atlantic starts sending proper groundswell in September. Somo across the bay picks it up first, and by January the storms are big enough to close the Sardinero promenade.
Still on: Galerna season (1 Jun – 30 Sep (usually)), Beach season on the Sardinero (1 Jul – 20 Sep (usually))
October in Santander
Santander weather in October →Shoulder season — school holidays in 4 of the markets that fill it, an ordinary month
Nothing new starts in October.
Still on: Autumn and winter swell (15 Sep – 31 Mar (usually))
November in Santander
Santander weather in November →Quiet — school holidays in 2 of the markets that fill it, one of its worst months for weather
Nothing new starts in November.
Still on: Autumn and winter swell (15 Sep – 31 Mar (usually))
December in Santander
Santander weather in December →Busy — Christmas holidays in Spain, school holidays in 6 of the markets that fill it
Nothing new starts in December.
Still on: Autumn and winter swell (15 Sep – 31 Mar (usually))