What's a good 3-day itinerary for San José?

San José is nobody's postcard city. The capital sits in a valley at 1,170 metres, which keeps it cooler than the coast — low twenties most afternoons, dropping to jacket weather after dark. Afternoon rain arrives like clockwork between May and November, usually a heavy downpour around 2 or 3 PM that clears within the hour. The streets smell like diesel and frying plantains in roughly equal measure. That said, the downtown grid is compact enough to cover in a morning, the food scene in Barrio Escalante has improved noticeably over the last five years, and the Central Valley's volcanoes and coffee estates sit less than ninety minutes from your hotel. Three days is the right amount — enough to see what earns your time without padding the schedule.

Day one stays inside the Centro Histórico grid, which runs about twelve blocks east-west along the Avenida Central pedestrian mall. Start at Teatro Nacional at 9 AM — the marble foyer and painted ceiling justify the ₡3,000 entry (~$5.50 USD), and mornings are nearly empty. Walk south to the Museo del Oro Precolombino under Plaza de la Cultura; the underground vault holds over 1,600 pre-Columbian gold pieces, and you'll spend about an hour. By 11:30, head to Mercado Central between Calles 6 and 8. The aisles are narrow and loud — vendors calling prices over each other, the smell of fresh culantro and simmering black beans thick enough to taste. Order a casado at any soda inside (₡3,500–4,500, around $6–8); it's the rice-and-beans plate with your choice of meat, and it's the default Tico lunch for good reason. Walk east through Parque Nacional to Museo Nacional, housed in the old Bellavista Fortress — the bullet holes in the ochre tower walls date to the 1948 civil war. Budget ninety minutes. By 4 PM, grab a coffee near Parque España and call it.

Day two moves east. Morning in Barrio Amón, the old coffee-baron neighbourhood north of Parque España — the converted Victorian mansions now hold small galleries and boutique hotels, and the sidewalks are quiet enough to hear parrots in the fig trees. Visit the Museum of Contemporary Art and Design inside the former National Liquor Factory on Avenida 3; it opens at 9:30 AM and rarely draws a crowd. By noon, walk or grab a short taxi east to Barrio Escalante, which has become the city's best eating neighbourhood. Lunch at Sikwa, where the kitchen works with indigenous Costa Rican ingredients — the pejibeye palm-fruit dishes and cacao drinks won't appear on menus anywhere else in the city. Spend the afternoon between Franco for single-origin coffee roasted on-site and Al Mercat for Spanish-style small plates by early evening. The whole Escalante restaurant strip runs along Calle 33; you can walk it end to end in fifteen minutes.

Day three leaves the city entirely. Head northwest toward Poás Volcano National Park — the road climbs through cloud forest, the air turns cool and damp, and patches of fog drift across the windshield. Arrive by 8:30 AM before clouds swallow the crater. The main caldera stretches roughly 1.3 kilometres across, and on a clear morning the turquoise acid lake steams hundreds of metres below. The park limits viewpoint access to twenty minutes, so you'll be heading out by 9:30. Continue south to a working coffee estate like Doka near Alajuela for a guided mill tour and tasting. After lunch at the estate, drive southeast to Cartago — Costa Rica's old colonial capital — and the Basílica de Nuestra Señora de los Ángeles. The dark stone church at the end of a long pedestrian approach is cooler inside than the parking lot by a good ten degrees. Back in San José by 5 PM.

Mind you, San José is not a walking city the way Barrio Escalante might trick you into thinking. Sidewalks vanish mid-block, drivers treat crosswalks as suggestions, and the centro empties fast after dark. Take Uber — it works well here, and a cross-town ride rarely tops ₡3,000 (~$5.50). For the Day 3 valley loop, a guided tour ($80–120 per person, hotel pickup included) removes the stress of mountain roads with steep grades and optional guardrails. Keep a packable rain jacket in your bag every single day. The afternoon downpours are warm but they arrive hard, and you will get caught in at least one.