Last updated: August 27, 2025
In December, the average temperature in Siva, Russian Federation hovers around -9°C (16°F). However, temperatures can drop as low as -30°C (-21°F), while occasionally reaching a maximum of 3°C (37°F). During this chilly month, expect about 43 mm (1.7 in) of precipitation spread across 12 days, and don't forget your umbrella, as the average humidity is a brisk 93%!
In December in Siva, the average temperature is -9°C (16°F), with maximums reaching 3°C (37°F) and minimums dropping as low as -30°C (-21°F). Travelers should prepare for extremely cold conditions and dress in layers to stay warm while exploring the area.
In Siva in December, the precipitation amount is 43 mm (1.7 in) over a span of 12 days.
In Siva in December, humidity is 93%. With an average temperature of -9°C (16°F), this humidity feels like a biting chill that seeps through your layers, making travel outside an exercise in endurance as the cold dampness wraps around you, leaving you longing for warmth and a cozy respite.
In Siva 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 Siva.
UV Risk Categories
Weather in Siva varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Siva, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -12°C (11°F) | 34 mm (1.3 inches) | 100% | low |
| February Weather | -10°C (14°F) | 47 mm (1.8 inches) | 97% | low |
| March Weather | -5°C (24°F) | 38 mm (1.5 inches) | 95% | moderate |
| April Weather | 3°C (38°F) | 52 mm (2.1 inches) | 90% | moderate |
| May Weather | 11°C (52°F) | 50 mm (2.0 inches) | 82% | high |
| June Weather | 15°C (59°F) | 68 mm (2.7 inches) | 77% | high |
| July Weather | 18°C (65°F) | 108 mm (4.3 inches) | 83% | high |
| August Weather | 16°C (60°F) | 69 mm (2.7 inches) | 84% | high |
| September Weather | 9°C (49°F) | 60 mm (2.4 inches) | 91% | moderate |
| October Weather | 4°C (39°F) | 56 mm (2.2 inches) | 92% | low |
| November Weather | -4°C (26°F) | 50 mm (2.0 inches) | 95% | low |
| December Weather | -9°C (16°F) | 43 mm (1.7 inches) | 93% | low |