Lorraine Williamson
Spain’s early June heat is not only about the numbers on a weather map. As temperatures climb towards 40C in parts of the country, everyday surfaces such as pavements, beach sand and parked cars can become dangerous much faster than many people realise.
The latest heat alerts in Spain remain focused on the south, south-east and Mediterranean areas, with high temperatures affecting parts of Alicante, Murcia, Málaga and Almería on Tuesday. AEMET warnings include possible values close to 40C in several inland and coastal-adjacent zones during the hottest part of the day.
The risk is not limited to people sitting in direct sun. Children, older people, tourists, outdoor workers and pets can all be affected by heat stored in concrete, tarmac, sand, cars and buildings.
What readers need to know today
Alicante province is under a yellow warning on Tuesday, with temperatures possibly reaching 40C in the south, including areas such as Orihuela. Elche may reach around 38C, while Alicante city is expected to be cooler but more humid, making the heat feel heavier.
In Málaga and Almería, AEMET has also activated heat warnings. Cadena SER reports that Málaga’s Sol and Guadalhorce area and Axarquía could see official maximums around 37C, with local values potentially higher. In Almería, Valle del Almanzora and Los Vélez could approach 40C, while Levante Almeriense may reach around 37C.
Elsewhere in Spain, the broader picture remains hot and mostly stable, although storms can still develop in some mountain areas. RTVE’s latest weather coverage points to continued high temperatures with isolated storm risk in parts of the country.
Why pavements can be dangerous for dogs
Hot pavements can burn dogs’ paws, especially during the afternoon and early evening.
Tarmac, concrete and stone absorb heat throughout the day. Even when the air temperature starts to fall, the ground can stay hot for much longer. That matters for dogs because they walk directly on the surface and cannot remove their paws from the heat in the same way a person can choose shoes, shade or a different route.
Pet owners should avoid walking dogs during the hottest hours. Early morning and late evening walks are safer. Shade, water and shorter routes also matter, especially for older dogs, puppies, flat-faced breeds and animals with heart or breathing problems.
Beach sand can also burn
Beach days can feel safer because of the sea breeze. But sand can become painfully hot in strong sun.
Children running barefoot, toddlers sitting on the sand, and dogs crossing from a promenade to the sea may all be exposed to high surface temperatures. The risk is greater on darker sand, dry sand away from the waterline, and beaches with little shade.
Footwear, shade and timing help. Families should be especially careful with babies and young children, who may not explain discomfort quickly. Dogs should not be expected to cross hot sand in the middle of the day.
Parked cars heat up within minutes
Cars remain one of the most serious heat dangers.
Spain’s DGT has warned that temperatures inside a vehicle can rise rapidly, even when it does not feel extreme outside. RACE testing found that the temperature inside a parked vehicle can rise by more than 10C in just 10 minutes and exceed 40C in around 15 minutes. Opening a window slightly does not remove the danger.
The same tests found that vehicles with one or two windows open still reached extreme internal temperatures. In some scenarios, interiors exceeded 50C, while closed vehicles could rise above 60C after prolonged exposure.
Children, babies, older people and pets should never be left alone in a parked vehicle, even briefly.
Heat risk is not only inland
It is easy to assume the worst heat is always inland. Often, it is. But coastal areas can bring a different problem: humidity.
Alicante city, for example, may stay well below the hottest inland readings, but humidity can make conditions feel more oppressive. The same can happen along parts of the Costa del Sol, Costa Blanca, Murcia coast, Balearics and other Mediterranean areas during warm spells.
Humid heat makes it harder for sweat to evaporate. That can increase discomfort, worsen sleep and raise risk for people with health conditions.
Who is most at risk?
Heat affects people differently.
Older adults, babies, young children, pregnant women and people with heart, kidney or respiratory conditions need extra care. Outdoor workers, athletes, delivery riders and people without good home cooling are also more exposed.
Tourists can be caught out because they may walk more than usual, drink alcohol during the day, or underestimate Spain’s early-summer sun. Sightseeing, markets, old-town streets, castle visits and beach walks are all better planned outside peak heat.
Practical steps for residents and visitors
The safest plan is to avoid the strongest heat where possible.
Outdoor activity should be moved to the morning or evening. Water should be carried, not just bought when thirst starts. Hats, light clothing, shade and breaks indoors all help.
At home, shutters and curtains should be closed before rooms heat up. Ventilation is best early or late, not during the hottest part of the afternoon. Fans and air conditioning should be used sensibly, especially for vulnerable people.
What pet owners should watch for
Dogs can suffer heatstroke quickly.
Warning signs include heavy panting, drooling, weakness, confusion, vomiting, collapse or very red gums. A dog showing these symptoms should be moved into shade or a cooler space, offered small amounts of water and taken to a vet urgently.
A recent Spanish report also highlighted how quickly dogs can become dehydrated in extreme heat, with veterinary advice stressing earlier walks, hydration and avoiding hot, enclosed or poorly ventilated spaces.
A warning after recent animal heat cases
Spain has already seen serious animal heat incidents this season.
Cadena SER reported last week that a dog died in Calahorra, La Rioja, after being left inside a car where temperatures reportedly reached 46C. The case is being investigated by local police and SEPRONA.
The details are distressing, but the wider lesson is simple. Cars, patios, balconies, terraces and unshaded outdoor spaces can become dangerous for animals during heat episodes.
Heat may ease, but caution remains
Some areas may see temperatures fall later in the week, especially away from the Mediterranean and south-east. However, early June has already shown that summer-level heat is arriving before many people are ready for it.
A short drop in temperatures does not remove the need for caution. Surfaces can still heat quickly on sunny days, and the highest risk often comes during ordinary routines: school runs, dog walks, shopping trips, beach visits and parked cars.
Summer precautions start now
Spain’s latest heat alerts are a reminder that summer safety is not only about official warning colours.
A yellow alert can still mean dangerous conditions for someone walking a dog on hot tarmac, crossing a beach barefoot, sitting in a parked car, or working outside in the afternoon.
The practical message is clear. Check AEMET before planning the day, avoid peak heat, protect children and pets, and treat hot pavements, sand and vehicles as part of the weather risk.