What to pack for Arizona in July

A UV index of 12.1 burns skin in minutes, even at altitude.

Glare off rock and sand bounces light straight into your eyes all day.

Monsoon rains in July bring mosquitoes to every wash and water source.

Check ankles and, if there's a dog, paws and ears every night.

Heat exhaustion and dehydration happen fast at these temperatures and altitudes.

Fourteen hours of daylight means your phone dies before sunset if you're taking photos.

Day hikes into the backcountry need water, food, and a map you can reach mid-stride.

You'll summit before dawn and hike down in afternoon heat, so pack layers and water.

Fits the overhead on every airline that matters. Skip the checked-bag line entirely.

For the passport, the chargers, and the one dry pair of socks.

Dust storms kick up fast in the desert and blow straight into your face and lungs.

Anything heavier than linen is a mistake at 84°F.

Sweat evaporates quickly at 41% humidity, but the salt stays on your skin and chafes.

UV hits 12.1 here. Long sleeves beat reapplying sunscreen every hour.

Rocky terrain and flash-flood washes demand foot protection that sandals with grip provide.

The sun beats down for 14.3 hours and there's almost no shade in the desert.

Cold water at 3pm is worth the weight.

Treat the clothes once and it lasts weeks.

Water sources disappear for hours on desert trails and the heat demands constant drinking.

One brick charges the laptop, phone, and camera.

Hiking alone on single-track desert trails means losing a bag could strand you.

Dust infiltrates every bag and cube compartments keep gear separated and clean.

Laundry gets filthy fast on desert trails and you'll wash clothes every few days.

Highs near 86°F mean legs stay bare most of the day.

Lips crack and peel faster than anywhere else when humidity drops that low.

Dust gets on everything and hands touch your face constantly in the heat.

Bug bites swell and itch worse when sunburned skin is already inflamed.

Phones and cameras charge slowly in the heat and you need backup cables.

Domestic travel to Arizona still requires standard luggage security on flights.

Toiletries dry out in the heat and a hanging bag lets air circulate around them.