Last updated: August 23, 2025
In Kostanay, Kazakhstan, the average temperature in December is a chilly -12°C (10°F), with extremes ranging from a frigid -31°C (-23°F) to a slightly warmer 3°C (37°F). Expect 23 mm (0.9 in) of precipitation spread over 4 days, coupled with an average humidity of 85% that adds to the wintery atmosphere.
In December in Kostanay, the average temperature is -12°C (10°F), with maximums reaching 3°C (37°F) and minimums plummeting to as low as -31°C (-23°F). Be sure to bundle up and prepare for extreme cold when planning your travels during this time!
In Kostanay in December, the total precipitation amount is 23 mm (0.9 in) over a span of 4 days.
In Kostanay in December humidity is 85%. With an average temperature of -12°C (10°F), this humidity feels like a biting cold that wraps around you, making every breath feel heavy and frigid—traveling in such conditions would require extra layers and careful planning to stay warm and comfortable.
In Kostanay 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 Kostanay.
UV Risk Categories
Weather in Kostanay varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Kostanay, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -14°C (6°F) | 19 mm (0.7 inches) | 98% | low |
| February Weather | -13°C (9°F) | 30 mm (1.2 inches) | 97% | moderate |
| March Weather | -6°C (21°F) | 26 mm (1.0 inches) | 95% | moderate |
| April Weather | 6°C (43°F) | 33 mm (1.3 inches) | 82% | high |
| May Weather | 15°C (58°F) | 41 mm (1.6 inches) | 54% | high |
| June Weather | 18°C (65°F) | 33 mm (1.3 inches) | 49% | high |
| July Weather | 22°C (71°F) | 45 mm (1.8 inches) | 50% | high |
| August Weather | 20°C (68°F) | 56 mm (2.2 inches) | 56% | high |
| September Weather | 12°C (54°F) | 38 mm (1.5 inches) | 68% | moderate |
| October Weather | 5°C (42°F) | 38 mm (1.5 inches) | 84% | moderate |
| November Weather | -5°C (24°F) | 21 mm (0.8 inches) | 87% | low |
| December Weather | -12°C (10°F) | 23 mm (0.9 inches) | 85% | low |