EXPERTS AGREE GREECE IS SAFEThe annual Global Peace Index rankings, while placing Greece in the middle of the pack in terms of safety, conflict, and lack of militarization, note the country's low levels of homicide, incarceration, violent crime, and political instability.
Understanding the 3-Month Passport Validity RuleThe 3-month passport validity rule mandates that a passport is valid for up to three months after the anticipated date of arrival. This regulation is in place to prevent illegal residency and guarantee travelers possess legal passports throughout their stay.
Although the official language in Greece and Athens is Greek, English is also widely spoken, so you shouldn't experience any problems when visiting the city. English is very widely spoken in Greece, especially in the most touristy parts of the city.
July and August are the hottest. The best time to visit is late spring (May) and fall (Sept–Oct). It's pleasant, with comfortable weather, no rain, and smaller crowds (except during holiday weekends). Winter (late October through mid-March) is colder, with some rainfall.