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How to Stay Cool at Outdoor Concerts, Festivals and Sporting Events During a Heat Wave

Dancers cool off with fans as they take part in the “Fete de la Musique” (French midsummer Festival of Music) during a heatwave in Paris on June 21, 2025.
How to stay safe at outdoor events during a heat wave. AFP via Getty Images

Heat domes are pushing concerts, festivals, ballgames and World Cup matches into dangerous territory, and staying cool at summer concerts and festivals has moved from a nice-to-have to a survival skill. Showing up unprepared to a 105°F show is a different proposition than a normal summer day out, and the difference can land you in a first-aid tent before the headliner takes the stage.

More than 180 million people across the eastern US are under Level 3 or Level 4 heat risk, according to the National Weather Service. The continental US just recorded its most abnormally hot March in 132 years of records. In Europe, a heat dome has pushed unseasonable highs to roughly 40°C (104°F) since mid-June.

How staying cool at outdoor events actually works

A heat dome is a large high pressure system that parks over a region and refuses to budge. Dr. Erik Nielsen of Texas A&M University told Campus Insights Media these systems tend to sit for long stretches when no storm nudges them out, driving record temperatures across huge areas.

That matters at a live show because once your body is overheated in a packed crowd, it stops cooling itself efficiently. “So if this is your first time experiencing some of this sort of heat, you really have to kind of go in and plan your day to not be out in the heat of it, because once you’re out and once you’re warm, you’re not going to be able to cool as efficiently, especially if you don’t have a place that has cooled air or that sort of place to come back to,” Nielsen said.

Climate scientist Jennifer Francis of the Woodwell Climate Research Center told AP the pattern is not a fluke. “These kinds of heat waves and droughts and associated fires are all increasing just as we would expect them to in a warming world,” Francis said.

Why heat tips start before you buy the ticket

Floor and pit tickets run hotter than reserved bowl seats because the crowd is denser and the airflow is limited. If heat is a real concern, reserved seats, shaded sections or club-level access will be far more comfortable than standing in general admission for hours.

Check the hourly forecast for the venue, not just the daily high, and watch the heat index and humidity numbers. If doors open at 4 p.m., the peak heat risk may hit well before the headliner takes the stage. Read the venue’s bag policy in advance so you know whether sealed water bottles, empty reusable bottles, sunscreen and cooling towels can make it through security.

What to pack, eat and drink

Before you leave the house, eat a real meal, drink water early and apply sunscreen while you are still indoors. Pack non-aerosol sunscreen, sunglasses, a brimmed hat, SPF lip balm, electrolyte packets, a cooling towel and comfortable shoes. Bring prescription medication in approved packaging.

Dietitian Kate Hilton told the BBC that iced water plus hydrating foods like cucumber, tomatoes, melon and frozen smoothies help the body regulate temperature. Berries, peaches and citrus work too, and frozen fruit juice pops keep fussy kids drinking on hot days.

“Water is generally the best thing to drink, but remember that all fluids, other than alcohol, are considered hydrating, so if you prefer sugar-free squash or other flavourings, this does still count towards hydration,” Hilton said. Caffeine and alcohol both dehydrate, so alternate any beer or cocktail with a non-alcoholic drink.

Warning signs of heat exhaustion in a crowd

Heat exhaustion often starts quietly, before fans realize they are in trouble. Watch for heavy sweating, dizziness, weakness, headache, nausea, muscle cramps, a fast pulse or feeling faint. Move the person to shade or air conditioning, loosen tight clothing, sip water and cool the body with wet towels or ice packs. Tell venue staff right away if symptoms worsen.

If the forecast looks brutal, there is no shame in watching the game or concert from a bar with AC, a museum, an air-conditioned library, an indoor pool or the couch. The show will still be there. So will you.

This article was created by content specialists using various tools, including AI.

Hanna Wickes
Trend Hunter
Hanna Wickes is a content specialist working with McClatchy Media’s Trend Hunter and national content specialists team.
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