Last updated: August 22, 2025
In December, the average temperature in Samuil, Bulgaria hovers around 3°C (39°F). Be prepared for some chilly days, as the minimum can drop to -11°C (13°F), while the mercury can rise to a maximum of 17°C (63°F). You can expect 67 mm (2.7 in) of precipitation over 12 days, contributing to a high average humidity of 87%.
In December in Samuil, the average temperature is 3°C (39°F), with maximums reaching up to 17°C (63°F) and minimums dropping as low as -11°C (13°F). Be sure to pack layers to stay comfortable while exploring the diverse weather conditions.
In Samuil in December, the precipitation amount is 67 mm (2.7 in) over the course of 12 days.
In Samuil in December, humidity is 87%. With an average temperature of 3°C (39°F), this humidity feels like a chilling blanket enveloping you, making travel uncomfortable as the damp air seeps into your clothes and chills your bones, turning even the briefest outings into a test of endurance.
In Samuil 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 Samuil, you can visit Hourly UV Index in Samuil.
UV Risk Categories
Weather in Samuil varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Samuil, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (33°F) | 44 mm (1.7 inches) | 88% | low |
| February Weather | 3°C (38°F) | 46 mm (1.8 inches) | 84% | moderate |
| March Weather | 6°C (43°F) | 66 mm (2.6 inches) | 81% | high |
| April Weather | 11°C (52°F) | 37 mm (1.5 inches) | 70% | high |
| May Weather | 16°C (62°F) | 63 mm (2.5 inches) | 72% | very high |
| June Weather | 20°C (69°F) | 130 mm (5.1 inches) | 66% | very high |
| July Weather | 23°C (73°F) | 73 mm (2.9 inches) | 62% | very high |
| August Weather | 24°C (75°F) | 26 mm (1.0 inches) | 48% | very high |
| September Weather | 19°C (67°F) | 22 mm (0.9 inches) | 58% | high |
| October Weather | 13°C (56°F) | 56 mm (2.2 inches) | 78% | moderate |
| November Weather | 8°C (47°F) | 49 mm (1.9 inches) | 85% | moderate |
| December Weather | 3°C (39°F) | 67 mm (2.7 inches) | 87% | low |