Sounion Aκρωτήριο Σούνιο

Sounion is an archaeological site, cape, and headland in Greece. It is one of the 86 sights of the country listed on this site and is the 63rd most looked-up sight in Greece on English Wikipedia.
Planning a visit
The warmest months are July and August, with daily highs of 30 °C. The driest period is from June to September, when monthly rainfall is between 2 mm and 8 mm. The wettest months are November and December, which see about 65 mm to 71 mm of rain.
Sounion is 46 km from Athens and 33 km from Athens Eleftherios Venizelos International Airport. Visitors can combine a trip here with the Temple of Poseidon, which is 0.5 km away, or travel to the Panathenaic Stadium, Lyceum, Temple of Olympian Zeus, or Arch of Hadrian, all of which are approximately 44 km away.
Weather by month
The warmest month is August, with an average high of 30 °C. The wettest is December, with about 71 mm of rain.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high, °C | 13 | 13 | 15 | 19 | 23 | 27 | 30 | 30 | 27 | 23 | 18 | 14 |
| Average low, °C | 9 | 9 | 10 | 13 | 16 | 21 | 23 | 23 | 21 | 17 | 13 | 10 |
| Rainfall, mm | 54 | 40 | 42 | 24 | 11 | 3 | 3 | 2 | 8 | 34 | 65 | 71 |
| Rainy days | 12 | 8 | 9 | 4 | 5 | 6 | 3 | 2 | 5 | 5 | 9 | 9 |
Temperatures and rainfall: 1981–2010 averages for this spot (4 km grid), from CHELSA. Rainy days: 2015–2024, NASA POWER.