Climate almanac
Marathónas
Attica, Greece · 38.15°, 23.96°
What is the climate like in Marathónas?
The best time to visit Marathónas is typically April – October, with trip comfort peaking in August (9.1/10). Marathónas is warmest in July, when daily highs average 89°F (32°C), and coolest in January, when lows fall to about 42°F (6°C). The wettest month is typically December and the driest is August; the year sees roughly 21 in (521 mm) of precipitation.
- Best time to visitApril – October — comfort peaks in August (9.1/10)
- Warmest monthJuly — average high 89°F (32°C)
- Coolest monthJanuary — average low 42°F (6°C)
- Wettest monthDecember (3.1 in (77 mm))
- Driest monthAugust (0.6 in (15 mm))
- Annual precipitation21 in (521 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromHellinikon, 34 km away (1955-2025)