Mexico Travel Guide: Mexico City, Oaxaca, Tulum in 2026

Citizens of around 70 countries — including all EU/Nordic countries, the UK, US, Canada, Australia, Japan, South Korea, Russia, and most of Latin America — can enter Mexico visa-free for tourism stays of up to 180 days. Immigration may stamp 30, 60, or 180 days depending on the officer — ask politely for the longer stay if you need it. Citizens of non-exempt countries with a valid US, Canadian, UK, Schengen, or Japanese visa can use it to enter Mexico without applying separately. Passport must be valid for the duration of your stay. Quintana Roo state (Cancún, Tulum, Playa del Carmen) charges a departure tourist tax (VISITAX/DNR), around $30 USD, payable online before flying out — easiest to pay through the official Visitax portal before you arrive at the airport. Don't pay third-party booth scammers; only government QR codes are valid.

Mexico's safety varies dramatically by state, and any honest answer treats them separately. Level 1 (Exercise Normal Precautions): Yucatán and Campeche are the safest in 2026. Level 2 (Exercise Increased Caution): Quintana Roo (Cancún, Tulum, Playa del Carmen), Mexico City, Oaxaca, Baja California Sur (Los Cabos, La Paz), Mérida, San Miguel de Allende — fine for tourism with normal urban precautions. Level 3 (Reconsider Travel): Baja California, Chihuahua, Jalisco outside Puerto Vallarta. Level 4 (Do Not Travel): Sinaloa, Tamaulipas, Guerrero, Colima, Michoacán, Zacatecas — to avoid entirely. The US State Department updates these per state at travel.state.gov. Routine precautions: stick to known neighborhoods after dark, use Uber over street taxis, avoid driving at night between cities, and don't show valuables.

Three serious options depending on what you're after. Yucatán Peninsula (10 days): Mérida (3 nights — colonial heart, cenote day trips), Valladolid (2 nights — better base than Tulum, Chichén Itzá at opening), Tulum or Playa del Carmen (3 nights — beaches and Sian Ka'an biosphere), Cancún (1 night for departure). Mexico City + Oaxaca (10 days): CDMX (4 nights — Centro Histórico, Coyoacán, Roma/Condesa eating, Teotihuacán day trip), fly to Oaxaca (5 nights — Monte Albán, Hierve el Agua, mezcal palenques, the actual best food scene in the country). Mexico City + Baja (10 days): CDMX (4 nights), fly to Los Cabos or La Paz (5 nights — whale-shark snorkeling Oct–Apr, beaches, Espíritu Santo island). Skip ambitious cross-country routes — distances are huge and overnight buses are not advised.

December to April is the dry season across most of the country — perfect for Yucatán beaches and the Caribbean coast. Christmas, New Year, and Spring Break (mid-March to mid-April) bring peak crowds and prices. April–May and October–November are the best value windows — same dry weather, fewer crowds, hotel prices 30–50% lower. June–September is the rainy season — daily afternoon thunderstorms (usually brief), risk of late-season hurricanes on the Caribbean coast (peak August–October). Festivals worth planning around: Día de los Muertos (31 October–2 November, best in Oaxaca and Pátzcuaro), Guelaguetza (two Mondays in late July, Oaxaca — 20 and 27 July in 2026), Independence Day (16 September), and the monarch butterfly migration in Michoacán (November–March). Mexico City sits at 2,240m — light altitude effect on day one.

Yes — they're one of Mexico's unique natural experiences. There are roughly 10,000 cenotes across the Yucatán Peninsula — limestone sinkholes filled with crystal-clear groundwater, sacred to the Maya. Three types: open (like a swimming pool — Ik Kil, the famous one near Chichén Itzá, gets very crowded by late morning), semi-open (partial cave roof — Suytun has the iconic light beam shot mid-afternoon), and cave cenotes (fully enclosed, divers' favorite — Dos Ojos in the Tulum area). Base yourself in Valladolid rather than Tulum for the best cenote access — within 30 minutes you've got Cenote Zaci (in town), X'keken, Samula, and Suytun. Arrive at opening time (8–9am) to dodge the tour buses, bring biodegradable sunscreen (most cenotes ban regular sunscreen), and small bills for entry (40–250 pesos depending on facility level).