Climate Overview
Athens has a Mediterranean climate with scorching, bone-dry summers peaking at 33–34°C in Jul–Aug (under 15mm rainfall) and mild 13–16°C winters that hold the year's rain. Spring and early autumn are the best windows — warm, walkable, with the Acropolis' limestone steps not yet baking underfoot.
Monthly Climate
Temperature range, rainfall, and humidity by month
Monthly Data
| Month | High | Low | Rainfall | Humidity |
|---|---|---|---|---|
| Jan | 16.1° | 7.9° | 50mm | 81% |
| Feb | 12.3° | 5.8° | 57mm | 73% |
| Mar | 18.8° | 10.1° | 47mm | 63% |
| Apr | 20° | 11° | 48mm | 65% |
| May | 26.2° | 15.7° | 24mm | 52% |
| Jun | 32.5° | 21.9° | 3mm | 37% |
| Jul | 35.4° | 24.8° | 7mm | 34% |
| Aug | 32.4° | 23.8° | 7mm | 43% |
| Sep | 29.3° | 20.8° | 3mm | 48% |
| Oct | 22.5° | 14.8° | 52mm | 65% |
| Nov | 20.8° | 13.9° | 75mm | 76% |
| Dec | 15.9° | 8.8° | 76mm | 78% |
When to Visit
Experiences to seek out and peak periods to plan around
Experiences & Highlights
Mild 21–26°C afternoons and blooming Judas trees on Filopappou Hill; the Acropolis is walkable without the July heat dome.
Ancient drama and concerts under the stars at the Odeon of Herodes Atticus; main programme runs late June to late August.
Dry 24–29°C days and low humidity make tavern-hopping around Plaka and Monastiraki ideal; nearby Nemea vineyards open for harvest tastings.
Daytime highs of 14–16°C keep museums like the new Acropolis Museum and Benaki comfortable; expect 60+mm rain months so plan indoor anchors.
Peak Periods & Travel Advisories
Averages near 34°C with 40°C+ heatwaves; Acropolis has closed midday in recent summers. Book early slots and hydrate.
Herodes Atticus performances sell out fast and hotel rates in Plaka/Koukaki climb 20–30%. Reserve tickets and rooms well in advance.
Locals leave town but international arrivals spike; many shops and sites shut Good Friday–Easter Monday, and flights to the islands fill up.
Official Resources
Government portals and tourism boards for Athens, Greece