Marathón Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Marathón.
Climate overview of Marathón
The climate in Marathón, Greece, is marked by large temperature swings across the seasons, ranging from 34°C (93°F) in July to 14°C (57°F) in January.
The city receives around 505 mm (20 in) of rainfall per year. It experiences a distinct dry season from April to September. December is the wettest month and August the driest. Sunshine peaks in July, when the city sees around 12.1 hours of sunshine per day.
Marathón Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Marathón — and find the best time to visit.
Monthly Temperature in Marathón
In Marathón, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a very warm 34°C (93°F) in July to a moderate 14°C (57°F) in January.
Nighttime temperatures range from 22°C (72°F) in July to 5°C (41°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Marathón
On average, Marathón receives a reasonable amount of rainfall, with an annual precipitation of 505 mm (20 in). The seasons in Marathón bring significant changes in precipitation. The wettest month, December, receives moderate rainfall, with an average of 76 mm (3 in) of precipitation. This rainfall is distributed across 10 rainy days.
In contrast, the driest month, August, experiences much less rainfall, totaling 8.2 mm (0.3 in) over 2 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Marathón Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Marathón
In Marathón, summer days are longer and more sunny, with daily sunshine hours peaking at 12.1 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 4.2 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Marathón by Month
The relative humidity is high throughout the year in Marathón.
The city experiences its highest humidity in November, reaching 73%. In July, the humidity drops to its lowest level at 43%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Marathón
Frequently asked questions about the climate in Marathón
What is the best time to visit Marathón?
April, May, October and November typically offer the most optimal weather in Marathón. In contrast, July tends to have less optimal conditions. Marathón has a distinct dry season from April to September.
What temperatures can I expect in Marathón?
Daytime highs range from 14°C (57°F) in January to 34°C (93°F) in July. Nighttime lows range from 5°C (41°F) to 22°C (72°F). Temperatures vary considerably through the year.
How much rain does Marathón get?
Annual rainfall is around 505 mm (20 in). December is the wettest month with 76 mm (3 in), while August is the driest with 8.2 mm (0.3 in).
How sunny is Marathón?
Marathón receives around 2,773 hours of sunshine per year. July is the sunniest month with 364 hours, while December is the cloudiest with just 127 hours. Overall, Marathón enjoys abundant sunshine.
Marathón 3-Day Forecast
Marathón 3-Day Forecast
Marathón on the map
Marathón is highlighted — select any city to see its climate.
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