Hadrian's Library opening hours

Hadrian's Library, the Roman-era ruin in central Athens, opens at 08:00 seven days a week and closes on a seasonal schedule that steps down from 20:00 in summer to 15:00 in winter. The last entrance falls 30 minutes before closing between April and August and 20 minutes before closing for the rest of the year.

Greek state sites can close for a few midday hours at short notice during extreme summer heat, so the times above may not hold on a given summer day.

Weekday mornings are the quietest time at Hadrian's Library, while Sunday is the busiest day, with the most visitors on site around 12:00 and 13:00. Saturday and Sunday both stay busy for most of the day, so a weekday visit gives a calmer walk through the court than a weekend one. The two quietest windows of the week are:

• Monday from 08:00 to 12:00, the flattest morning of the week
• Wednesday from 10:00 to 12:00, a lull that ends before the afternoon build-up

The season matters as much as the weekday. Between 1 April and 31 August the site stays open late enough for a late-afternoon visit once the midday peak passes, though the heat is worst in those months and so is the risk of a short-notice midday closure. Between 1 November and 31 March the winter day is too short for that. The site shuts at 15:00, so the afternoon peak between 15:00 and 17:00 does not exist at all in winter, and an early-morning arrival is the only quiet option left.

Most visitors cover Hadrian's Library in one short circuit. What still stands is the west facade, with its Corinthian propylon and the monumental wall that fronts Areos Street, together with the northern wing; the southern wing has been completely destroyed. The route runs from the propylon into the peristyle courtyard, past the oblong pool and the church foundations at its centre, then along the east side where the book depository, reading rooms and lecture halls once stood.