What should I pack for Athens?

The Acropolis climb covers about 150 metres of elevation on exposed marble, worn glass-smooth by roughly 2.5 million visitors a year. Leather soles and fashion sneakers fail here. You'll see someone slip on the south slope approach every few minutes, grabbing for the steel railings. Rubber-soled walking shoes or trail sandals with real tread handle it. The same goes for the Ancient Agora's cracked stone paths and the uneven flagstones in Anafiotika, the whitewashed hillside neighborhood pressed against the Acropolis's north face. Athens is a walking city. Budget 15,000 to 20,000 steps on a full sightseeing day between Monastiraki, the Plaka, and Syntagma Square.

June through September in Athens means 30 to 38°C with humidity currently around 30 to 50% and almost zero rain. The heat bounces off concrete and pale stone, so Monastiraki Square at 2pm feels several degrees hotter than the forecast. Pack light cotton or linen. Three shirts, two pairs of shorts, one pair of long trousers. The trousers matter for Orthodox churches. The Metropolis Cathedral on Mitropoleos Square and smaller chapels around the Plaka require covered knees and shoulders for entry. A light scarf doubles as shoulder cover. Mind you, the Acropolis itself is an archaeological site, not an active church, so no dress code applies there. For evenings, one cotton jacket or light sweater tends to be enough. June nights in Psyrri and Koukaki drop to 20 to 23°C, and rooftop bars along Miaouli Street catch a steady Saronic Gulf breeze after 9pm.

Greece runs on Type C and Type F plugs at 230V. US visitors need an adapter, and any American hair dryer or straightener that reads only 110V on the label will burn out on contact. A portable charger earns its bag space. Google Maps is the best navigation tool for the tangled lanes below Anafiotika and around Psyrri, and it drains battery fast on a 6-hour walking day. Sunscreen above SPF 30 is non-negotiable from May through October. The Acropolis has zero shade across 60 to 90 minutes of walking on open limestone. A wide-brim hat matters more than sunglasses here, though bring both. Pack a refillable water bottle. Athens tap water is clean and drinkable, and free refill stations sit at the Acropolis entrance and inside the National Garden near Syntagma.

Skip packing beach gear unless you're heading to the Athenian Riviera. Glyfada beach is 30 minutes by tram from Syntagma, but the city center itself is not a seaside destination. Skip the umbrella too. Athens gets about 6mm of rain total across July and August combined. Fancy clothes are unnecessary. Even Spondi in Pangrati, which holds 2 Michelin stars, asks for smart casual at most. You'll find Athenians eating dinner in shorts and sandals at 11pm in Psyrri on a weeknight. That said, a collapsible daypack is worth bringing for the Acropolis. There's nowhere to stow bags at the ticket gate on Dionysiou Areopagitou, and you'll want something for water, sunscreen, and a camera on the 90-minute climb.