Last updated: August 23, 2025
In December, the average temperature in Arethousa, Greece hovers around 7°C (45°F). Expect a minimum of -6°C (21°F) and a maximum of 19°C (66°F). With precipitation totaling 91 mm (3.6 in) across 10 days, you'll likely encounter some rain. Don't forget, the average humidity is quite high at 87%, creating a chilly yet often damp environment.
In December in Arethousa, the average temperature is 7°C (45°F). Maximum temperatures can reach 19°C (66°F), while minimums can drop as low as -6°C (21°F). Travelers should be prepared for a wide range of temperatures, making layers essential for comfort during their visit.
In Arethousa in December, the precipitation amount totals 91 mm (3.6 in) over a span of 10 days.
In Arethousa in December, humidity is 87%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that seeps into your bones, making outdoor adventures somewhat uncomfortable and urging travelers to seek refuge in cozy cafes or warm indoor activities.
In Arethousa in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Arethousa, you can visit Hourly UV Index in Arethousa.
UV Risk Categories
Weather in Arethousa varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Arethousa, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (40°F) | 60 mm (2.4 inches) | 88% | moderate |
| February Weather | 7°C (46°F) | 47 mm (1.8 inches) | 83% | moderate |
| March Weather | 10°C (50°F) | 90 mm (3.6 inches) | 81% | high |
| April Weather | 14°C (58°F) | 58 mm (2.3 inches) | 71% | very high |
| May Weather | 20°C (68°F) | 61 mm (2.4 inches) | 74% | very high |
| June Weather | 24°C (75°F) | 79 mm (3.1 inches) | 63% | very high |
| July Weather | 27°C (81°F) | 45 mm (1.8 inches) | 60% | very high |
| August Weather | 28°C (82°F) | 30 mm (1.2 inches) | 47% | very high |
| September Weather | 23°C (74°F) | 21 mm (0.8 inches) | 57% | high |
| October Weather | 17°C (62°F) | 72 mm (2.8 inches) | 76% | high |
| November Weather | 12°C (54°F) | 89 mm (3.5 inches) | 85% | moderate |
| December Weather | 7°C (45°F) | 91 mm (3.6 inches) | 87% | low |