Last updated: August 27, 2025
In Svetlyy, Russian Federation, the average temperature in December hovers around -15°C (6°F). Expect some extreme conditions, with minimums plummeting to -46°C (-50°F) and maximums reaching up to 2°C (35°F). During this chilly period, you can anticipate around 35 mm (1.4 in) of precipitation over 11 days, with humidity levels soaring at an impressive 97%. Bundle up!
In December in Svetlyy, the average temperature is -15°C (6°F), with maximums reaching up to 2°C (35°F) and minimums plummeting to as low as -46°C (-50°F). Travelers should be well-prepared for extreme cold conditions during this time.
In Svetlyy in December, the precipitation amount is 35 mm (1.4 in) over a span of 11 days.
In Svetlyy in December humidity is 97%. With an average temperature of -15°C (6°F), this humidity feels like a bone-chilling, damp cold that seeps through even the thickest layers of clothing, making travel uncomfortable and demanding extra layers for warmth and protection against the wet air.
In Svetlyy in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Svetlyy.
UV Risk Categories
Weather in Svetlyy varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Svetlyy, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -17°C (2°F) | 27 mm (1.1 inches) | 97% | low |
| February Weather | -14°C (7°F) | 25 mm (1.0 inches) | 98% | low |
| March Weather | -6°C (22°F) | 25 mm (1.0 inches) | 96% | moderate |
| April Weather | 4°C (39°F) | 37 mm (1.5 inches) | 93% | moderate |
| May Weather | 11°C (52°F) | 52 mm (2.0 inches) | 73% | high |
| June Weather | 17°C (63°F) | 58 mm (2.3 inches) | 57% | high |
| July Weather | 19°C (66°F) | 57 mm (2.2 inches) | 60% | high |
| August Weather | 17°C (63°F) | 53 mm (2.1 inches) | 57% | high |
| September Weather | 10°C (49°F) | 54 mm (2.1 inches) | 75% | moderate |
| October Weather | 3°C (38°F) | 42 mm (1.7 inches) | 85% | moderate |
| November Weather | -8°C (18°F) | 55 mm (2.2 inches) | 96% | low |
| December Weather | -15°C (6°F) | 35 mm (1.4 inches) | 97% | low |