Last updated: August 27, 2025
In December, the average temperature in Smarje-Sap, Slovenia hovers around 2°C (36°F). Expect a minimum of -15°C (6°F) and a maximum of 14°C (58°F). This month also brings 121 mm (4.8 in) of precipitation spread over 10 days, resulting in a notable average humidity of 88%. Prepare for a chilly, damp climate!
In December in Smarje-Sap, the average temperature is 2°C (36°F). Maximums can reach 14°C (58°F), and minimums can drop as low as -15°C (6°F). Travelers should be prepared for a range of temperatures and pack accordingly for both mild and very cold conditions.
In Smarje-Sap in December, the precipitation amount is 121 mm (4.8 in) spread over a period of 10 days.
In Smarje-Sap in December, humidity is 88%. With an average temperature of 2°C (36°F), this humidity feels like a cold, damp blanket wrapping around you, making traveling uncomfortable and energy-draining as every step through the chill seems heavier in the thick air.
In Smarje-Sap 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 Smarje-Sap, you can visit Hourly UV Index in Smarje-Sap.
UV Risk Categories
Weather in Smarje-Sap varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Smarje-Sap, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (34°F) | 51 mm (2.0 inches) | 88% | low |
| February Weather | 4°C (39°F) | 88 mm (3.5 inches) | 82% | moderate |
| March Weather | 6°C (43°F) | 71 mm (2.8 inches) | 73% | moderate |
| April Weather | 10°C (51°F) | 94 mm (3.7 inches) | 73% | high |
| May Weather | 14°C (58°F) | 166 mm (6.5 inches) | 70% | very high |
| June Weather | 20°C (68°F) | 84 mm (3.3 inches) | 69% | very high |
| July Weather | 21°C (70°F) | 98 mm (3.9 inches) | 63% | very high |
| August Weather | 21°C (70°F) | 100 mm (3.9 inches) | 51% | very high |
| September Weather | 16°C (61°F) | 159 mm (6.3 inches) | 64% | high |
| October Weather | 11°C (52°F) | 98 mm (3.9 inches) | 83% | moderate |
| November Weather | 6°C (44°F) | 131 mm (5.2 inches) | 89% | moderate |
| December Weather | 2°C (36°F) | 121 mm (4.8 inches) | 88% | low |