Your plan
Best coast
Sea temperature by coast
| Coast | May | Jun | Jul | Aug | Sep | Oct |
|---|---|---|---|---|---|---|
| Mediterranean (Costa del Sol, Valencia) | 17掳C | 21掳C | 24掳C | 26掳C | 24掳C | 20掳C |
| Atlantic (Galicia, Asturias) | 14掳C | 16掳C | 18掳C | 19掳C | 19掳C | 17掳C |
| Canarias (Atlantic subtropical) | 19掳C | 21掳C | 22掳C | 23掳C | 23掳C | 22掳C |
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How to read results
- Mediterranean for swimming June鈥揙ctober. Sea is calm, beach-crowded, urban.
- Atlantic Galicia for surfing. Cool year-round, beaches are wild, weather changeable.
- Atlantic C谩diz (Tarifa, El Palmar) 鈥?the best of both worlds: warm-ish Atlantic, surf culture, calmer than Galicia.
- Canarias 鈥?subtropical, swimmable all year, especially the south.
Limitations
- Micro-climates: Cadaqu茅s has Tramontana; Tarifa has Levante. Plan accordingly.
- Mediterranean is crowded in July鈥揂ugust; Atlantic less so.
- Seaweed (algal blooms) hit Galicia + Canarias occasionally.
FAQ
Best swimming in October? Mediterranean east coast (Valencia, Murcia, Mar Menor) 鈥?24掳C, less crowded.
Best Atlantic surf coast? Cantabria (Rodiles, Somo), Galicia (Pant铆n, Doni帽os), C谩diz (El Palmar).
Best for kids? Mediterranean south 鈥?flat sea, urban beaches.