What to pack for Cancun in April

UV index hits 11.1, the highest risk category for skin damage.

Glare off water and sand intensifies at a UV index of 11.1.

Eight rain days create standing water where mosquitoes breed.

Tap water isn't safe and cuts and scrapes get infected fast in humidity.

Tap water isn't safe here. A filter bottle beats buying plastic twice a day.

Twelve daylight hours drain batteries faster than you can charge them.

Set it up before you land. Signal drops for long stretches outside cities.

Overhead bins are tight on routes to Cancun, and checked bags get lost.

Day trips to nearby national parks require a separate pack from luggage.

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.

Coastal wind cuts through a t-shirt fast.

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

Sweat clings to skin in 74% humidity and 84°F heat.

UV hits 11.1 here. Long sleeves beat reapplying sunscreen every hour.

Water is the main event here, and stinger season runs through April.

Urban terrain and coastal access mean constant transitions between pavement and sand.

Twelve hours of daylight means twelve hours of direct sun exposure.

Cold water at 3pm is worth the weight.

Treat the clothes once and it lasts weeks.

Heat and humidity cause dehydration before you feel thirsty.

Tap water causes traveler's diarrhea in most visitors.

One brick charges the laptop, phone, and camera.

Hotel and cafe wifi is shared with everyone else in the building. A VPN keeps your banking and email to yourself.

International destination with urban crowds draws pickpockets.

Luggage moves through international airports and busy urban areas.

Eight days of travel means clothes need organization in tight carry-on space.

Water and humidity are constant, and phones die in saltwater.

Eight rain days mean wet clothes pile up faster than laundry days come.

Heat peaks at 84°F with no cold nights to justify long pants.

Lips burn as fast as skin does under a UV index of 11.1.

Tap water means everything you touch has contamination risk.

Bites swell in heat and humidity, and sunburn makes them worse.

Constant charging in heat shortens cable life without backups.

A few phrases go a long way. Ten minutes a day before you leave is plenty.

International travel requires your passport in a city where theft is common.

International airport and shared guesthouses mean checked bags need locks.

Humidity and heat make toiletries leak and mildew in tight spaces.