Last updated: August 23, 2025
In Agios Vissarionas, Greece, the average temperature in December hovers around 4°C (40°F), with minimums dipping to -7°C (20°F) and maximums reaching 14°C (58°F). Expect about 174 mm (6.9 in) of precipitation over 14 days, accompanied by an average humidity of 83%. Stay prepared for a cozy, albeit wet, month!
In December in Agios Vissarionas, the average temperature is 4°C (40°F), with maximums reaching up to 14°C (58°F) and minimums dropping as low as -7°C (20°F). Be prepared for chilly weather and pack layers if you're planning to visit during this time.
In Agios Vissarionas in December, the total precipitation amount is 174 mm (6.9 in), occurring over the course of 14 days.
In Agios Vissarionas in December humidity is 83%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and requiring you to bundle up while bracing against the heavy, cold air.
In Agios Vissarionas in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Agios Vissarionas, you can check the information here.
UV Risk Categories
Weather in Agios Vissarionas varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Agios Vissarionas, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (35°F) | 143 mm (5.6 inches) | 84% | moderate |
| February Weather | 4°C (40°F) | 141 mm (5.6 inches) | 78% | moderate |
| March Weather | 6°C (43°F) | 115 mm (4.5 inches) | 75% | high |
| April Weather | 10°C (50°F) | 81 mm (3.2 inches) | 70% | very high |
| May Weather | 15°C (59°F) | 94 mm (3.7 inches) | 72% | very high |
| June Weather | 19°C (66°F) | 101 mm (4.0 inches) | 60% | extreme |
| July Weather | 22°C (72°F) | 72 mm (2.8 inches) | 56% | very high |
| August Weather | 22°C (72°F) | 47 mm (1.8 inches) | 47% | very high |
| September Weather | 18°C (65°F) | 55 mm (2.2 inches) | 56% | very high |
| October Weather | 13°C (55°F) | 92 mm (3.6 inches) | 70% | high |
| November Weather | 8°C (48°F) | 158 mm (6.2 inches) | 80% | moderate |
| December Weather | 4°C (40°F) | 174 mm (6.9 inches) | 83% | moderate |