What to pack for Mexico City in October

14 rain days a month finds every seam. A real shell, not a windbreaker.

UV index of 8.4 burns exposed skin in under 15 minutes.

Glare off pavement at this altitude strains eyes without protection.

October brings mosquitoes to the city's parks and green spaces.

Altitude sickness and unfamiliar water make a basic kit essential.

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

Daylight ends at 5:30 pm, draining phone batteries by evening.

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

Fits overhead on every major airline and skips checked-bag lines.

Museums and parks near the city need a separate day bag.

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.

High altitude and 72% humidity leave skin damp even in cool weather.

UV hits 8.4 here. Long sleeves beat reapplying sunscreen every hour.

Sun exposure climbs fast in the thin air above 2200 meters.

Treat the clothes once and it lasts weeks.

Tap water isn't safe here and altitude dehydration is real.

Water and food carry pathogens your gut won't recognize.

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 city with petty theft in crowded transit and markets.

Airport crowds and metro pickpockets make bag tracking worthwhile.

Packing cubes compress clothes damp from 14 rain days.

Humidity and sweat require laundry every three or four days.

Fourteen rain days a month soak through regular shoes by midweek.

Lips crack and burn at altitude faster than at sea level.

Surfaces touched by millions in a city of 20 million people.

Insect bites itch more in heat, sunburn stings more when scratched.

One outlet per guesthouse room means charging happens in sequence.

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

International travel requires constant document access and protection.

Hostels and budget hotels mean shared luggage storage areas.

Bathrooms are small and humidity fogs mirrors instantly.